Abstract

The invention refers to a Holder having grip means for a detachable tablet computer or the like with a screen, said holder having a frame, which comprise holder means for reception of said tablet computer. The holder is provided for controlling a machine and comprises a hand grip side or hand grip side portion with buttons or sensors, which are provided for operating a machine by means of said tablet computer mounted thereon and which are able to be activated through finger touch/contact of said holder in order to communicate with certain functions of said tablet computer and/or of the machine which it is arranged to control. Said machine could be an agricultural implement, like a seed drill or the like.

IPC Classes  ?

• G06F 1/16 - Constructional details or arrangements
• B60R 11/02 - Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
• F16M 13/02 - Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
• H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
• B60R 11/00 - Arrangements for holding or mounting articles, not otherwise provided for

Abstract

A disc device for an agricultural machine includes at least one disc implement, an arm, at one end of which the implement is journalled in bearings at an axle, and a bearing, which is arranged at the opposite end of the arm and is adapted to be fastened at a transverse beam on the frame of the agricultural machine. The disc device includes in the circumference direction of the disc implement mainly equally distributed, freestanding, out towards the periphery radially extending, protruding parts, wherein each protruding part has an outer edge, which extends in the range 15-75 degrees in relation to the plane of the disc implement.

IPC Classes  ?

• A01B 35/28 - Rotating tools; Mounting rotating tools
• A01B 23/06 - Discs; Scrapers for cleaning discs; Sharpening attachments
• A01B 7/00 - Disc-like soil-working implements usable either as ploughs or as harrows, or the like
• A01B 15/16 - Discs; Scrapers for cleaning discs; Sharpening attachments
• A01B 15/18 - Coulters
• A01B 21/08 - Harrows with rotary non-driven tools with disc-like tools
• A01B 5/00 - Ploughs with rolling non-driven tools, e.g. discs
• A01B 29/04 - Rollers with non-smooth surface formed of rotatably- mounted rings or discs or with projections or ribs on the roller body; Land packers

Abstract

The present invention is related to a method for implement regulation for an agricultural machine (1) comprising a frame (2) and at least a with the frame connected, in the driving direction transferred row (a, b) of implements (3), preferably in the form of freely rotatable journaled discs (3), each disc being connected to an arm (10, 110), which is journaled at the frame (2). The method comprises that a hub (20, 120) of each disc (3, 103) is provided with at the middle of the hub a journalled bearing part (21b, 121b) of the shaft (21, 121), which at its other end has a coupling part (21a, 121a), the centre axis of which is angled an angle (β) in relation to the centre axis of the bearing part (21b, 121b), and in that the shaft is formed so that it corresponds to a form part (142) of an end portion (23, 123) of the arm (10, 110), whereby a form tied and force tied coupling can be achieved in at least two pre-determined positions by tightening a screw joint (30, 130).

IPC Classes  ?

• A01B 35/28 - Rotating tools; Mounting rotating tools
• A01B 23/06 - Discs; Scrapers for cleaning discs; Sharpening attachments
• A01B 71/04 - Bearings of rotating parts, e.g. for soil-working discs

Abstract

This document shows a device (1 ) for singulating granules, such as seed, fertilizer or herbicide, comprising a singulating disk (19) which has a plurality of through holes (191 ). The holes (191 ) are tailored in terms of shape and size to receive individual granules, and the shape and size of the holes (191 ) are such that the granules can only pass one at a time through each hole. The application also comprises an agricultural implement for feeding of granules and a method of singulating granules.

IPC Classes  ?

• A01C 7/04 - Single-grain seeders with or without suction devices
• A01C 7/20 - Parts of seeders for conducting and depositing seed
• A01C 15/04 - Fertiliser distributors using blowers

Abstract

A method and a system in an agricultural machine for the coordination of agricultural machines when refilling substance intended to be disseminated over an agricultural field by generating coordination data indicative of an optimum refill location, comprising a level sensor arranged for generating level data, said level data indicating a volume of a substance in a substance reservoir; a position sensor for generating and storing position data and storing or reading a preplanned route; a communication device arranged for transmitting and receiving data; characterised by: a coordination device generating coordination data, based on said level data, said preplanned route and said position data; and transmitting said generated coordination data via the communication device to a refill vehicle.

IPC Classes  ?

• G08G 1/00 - Traffic control systems for road vehicles
• A01B 79/00 - Methods for working soil
• A01C 7/00 - Sowing
• G01C 21/00 - Navigation; Navigational instruments not provided for in groups

Abstract

The present document shows a method of sowing seed for a crop in a field with the aid of a sowing machine comprising a plurality of row units, each of which is arranged to feed out a respective row of seed. The method comprises performing at least two substantially parallel passes over the field, wherein each row unit, during the pass, feeds out a respective row of the seed. The method further comprises modifying the feed-out from at least one of the row units during a start period of a pass and/or during an end period of a pass, so that the row of crop which is formed by the seed of the row unit, in a start section and/or in an end section thereof, will visually differ from other rows of crop.

IPC Classes  ?

• A01B 69/02 - Ridge-marking or like devices; Checkrow wires; Accessories therefor
• A01C 7/00 - Sowing

Abstract

A holder (1, 101) having grip means for a detachable tablet computer (2, 102) or the like with a screen (15, 115), said holder having a frame (3, 103), which comprise holder means (3a, 103a) for reception of said tablet computer. The holder is provided for controlling a machine and comprises a hand grip side (4) or hand grip side portion (104) with buttons (9, 109, 11, 111) or sensors, which are provided for operating a machine by means of said tablet computer mounted thereon and which are able to be activated through finger touch/contact of said holder in order to communicate with certain functions of said tablet computer (2, 102) and/or of the machine which it is arranged to control. Said machine could be an agricultural implement, like a seed drill or the like.

IPC Classes  ?

• G06F 1/16 - Constructional details or arrangements
• B60R 11/02 - Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof

Abstract

The present document shows an agricultural implement (1 ) comprising: a first frame section (12a, 12b), a second frame section (13a, 13b), which is rotatably connected to the first frame section (12a, 12b), a first link device (19), which is movable relative to the first frame section, a second link device (20), which is connected to the first link device and also to the second frame section (13a, 13b), and an actuator (18), which is arranged to produce a relative movement between the first frame section (12a, 12b) and the first link device (19). The second link device (20) has first and second portions (203, 204) which are movable relative to each other, so that a distance between the first and second portions (203, 204) is variable. The document also shows a method of retracting or extending an agricultural implement.

IPC Classes  ?

• A01B 73/04 - Folding frames foldable about a horizontal axis

Abstract

The invention refers to a disc device (3) for an agricultural machine (1) comprising at least one disc implement (10), an arm (11), at one end of which the implement (10) is journalled in bearings at an axle (12), and a bearing (13), which is arranged at the opposite end of the arm (11) and is adapted to be fastened at a transverse beam on the frame (2) of the agricultural machine (1). The disc device comprises in the circumference direction of the disc implement (10) mainly equally distributed, freestanding, out towards the periphery radially extending, protruding parts (15), wherein each protruding part (15) has an outer edge (17), which extends in the range 15 - 75 degrees in relation to the plane of the disc implement (10).

IPC Classes  ?

• A01B 29/04 - Rollers with non-smooth surface formed of rotatably- mounted rings or discs or with projections or ribs on the roller body; Land packers
• A01B 23/06 - Discs; Scrapers for cleaning discs; Sharpening attachments
• A01B 35/28 - Rotating tools; Mounting rotating tools

Abstract

An agricultural implement (1) comprises a fan (4) arranged to produce an air flow to a feed device (5a, 5b) for metering and/or feeding of granular of powdery material, wherein the fan (4) comprises an impeller (42) accommodated in a fan housing (40), and wherein the fan housing has an inlet (41) upstream of the impeller (42) and an outlet (43) downstream of the impeller (42). The sizes and geometries of the impeller (42) and of the fan housing (40), as well as drive speeds for the fan, are chosen such that the fan housing (40), downstream of the impeller (42) and upstream of the outlet, has a portion (P) in which, during operation, a pressure within the range 0.3-15 kPa obtains and in which a ratio between flow (q) and cross-sectional area (A) is within the range 3-10 m/s. The application also includes a method of feeding air in an agricultural implement.

IPC Classes  ?

• A01C 7/04 - Single-grain seeders with or without suction devices
• A01C 7/08 - Broadcast seeders; Seeders depositing seeds in rows
• A01C 15/04 - Fertiliser distributors using blowers
• B65G 53/14 - Gas pressure systems operating without fluidisation of the materials with pneumatic injection of the materials by the propelling gas the gas flow inducing feed of the materials by suction effect

Abstract

The present document shows a method for controlling an agricultural implement (1) comprising a feed device (13, 14) for feeding granular or powdery material. The method comprises generating an air flow, and feeding the material with the aid of the air flow. The method also comprises measuring a parameter relating to the air flow while the material is fed with the aid of the air flow, and controlling the generation of the air flow on the basis of the parameter.

IPC Classes  ?

• A01C 7/08 - Broadcast seeders; Seeders depositing seeds in rows
• A01C 15/04 - Fertiliser distributors using blowers

Abstract

The present document shows a spring suspension device (20) for an agricultural implement, comprising a casing (22, 23), a beam (111') extending through the casing, and at least two spring elements (21a, 21b, 24a, 24b) disposed in a space between the casing and the beam. The casing and the beam are resiliently rotatable relative to each other about a rotational axis (C) extending along a longitudinal direction (L) of the beam. The said at least two spring elements (21a, 21b, 24a, 24b)differ substantially from each other with respect to shape and/or material properties, and first and second side faces (111r1,111r2;111p1, 111p2)of the beam (111' ), which interact with the respective spring elements (21a, 21b, 24a, 24b), differ substantially from each other with respect to the radius of curvature (R), viewed in a plane perpendicular to the longitudinal direction (L).

IPC Classes  ?

• F16F 1/54 - Springs made of material having high internal friction characterised by the mode of stressing loaded in combined stresses loaded in compression and shear
• A01B 61/04 - Devices for, or parts of, agricultural machines or implements for preventing overstrain of the connection between tools and carrier beam or frame

Abstract

The present document shows a suspension unit for an agricultural implement (1), comprising a bearing unit (110). The bearing unit contains an inner sleeve (1101) and an outer sleeve (1102) which is rotatable relative to said inner sleeve, and a friction-reducing member (1103) arranged between the inner sleeve (1101) and the outer sleeve (1102). The suspension unit further comprises a spring element (108), arranged radially outside the outer sleeve (1102); and a holder which forms a spring chamber (S) in which the spring element (108) is accommodated. The spring element (108) is fixed in the spring chamber (S) between a circumferential, radially outwardly open groove (Go), which is integrated with the outer sleeve (1102), and a radially inwardly open groove (Gi), which surrounds the outer sleeve (1102).

IPC Classes  ?

• F16C 27/06 - Elastic or yielding bearings or bearing supports, for exclusively rotary movement by means of parts of rubber or like materials
• A01B 71/04 - Bearings of rotating parts, e.g. for soil-working discs

Abstract

The invention refers to a method for implement regulation for an agricultural implement (1) comprising a frame (2) and at least one with the frame connected, perpendicular to the driving direction running row (a. b, c) of implements (3), preferably in the form of freely rotatable journalled in bearings discs, wherein each disc is connected with an arm (10), which is journalled in bearings at the frame (2). The hub (20) of each disc (3) is provided with an at the centre of the hub journalled in bearings circular cylindrical part (21b) of a dowel (21), which at its other end has a conical part (21a), which in a first position is angled an angle (β) in relation to a journalled in bearings cylindrical part (21b), wherein said conical part is detachably received in a corresponding conical hole (24) in an end part (23) of the arm (10), and that on releasing of the dowel in the conical hole the dowel is turned to a desired positioning position and is locked fast in this, whereby is provided opportunity to alter the working angle of a disc. The invention also refers to an implement regulation device and a tool for performing the method.

IPC Classes  ?

• A01B 35/28 - Rotating tools; Mounting rotating tools
• A01B 21/08 - Harrows with rotary non-driven tools with disc-like tools

Abstract

The invention refers to a device at an agricultural machine (1) with at least one implement (2, 3) for soil cultivation, a frame (5) and said implements carrying suspension devices (13, 20) between implement and frame, wherein one of the implements is a roller cutter assembly (2) with mainly around its periphery arranged knives (4). One following implement is soil cultivating rollers (3) for reconsolidation. that The knives (4) are assembled on freely rotating holders (15), which are journalled in bearings at the lower end of arms (13), which are connected with the frame 5 of the machine. Two following in sequence rows of roller cutter segments (12) comprising the arms (13), the holders (15) and the knives (4) are arranged, wherein said rows of roller cutter segments (12) are assembled row-wise in opposite directions on the frame (5).

IPC Classes  ?

• A01B 29/04 - Rollers with non-smooth surface formed of rotatably- mounted rings or discs or with projections or ribs on the roller body; Land packers
• A01B 35/16 - Other machines for working soil with rotating or circulating non-propelled tools
• A01B 49/02 - Combined machines with two or more soil-working tools of different kind
• A01B 21/04 - Harrows with rotary non-driven tools with tooth-like tools on horizontally-arranged axles

Abstract

The present document shows an agricultural implement (100) comprising a device for feeding granular material, such as seed, fertilizer or pesticide. The device comprises at least two metering devices (109), a first drive device (101) for generating a pressurizing airflow (FT) for pressurization of the metering devices (109), and a central container (102), which is arranged to, via respective feed ducts (103), with the aid of a respective feed airflow (Fl), feed the material to the respective metering device (109). The device also comprises a second drive device (201,201 a, 201 b) for generating the said feed airflow (Fl) and a merging connection (118,118') for merging at least a part (FL) of the said feed airflow (Fl) with the pressurizing airflow (FT). The invention also concerns a method for dispensing granular material.

IPC Classes  ?

• A01C 7/04 - Single-grain seeders with or without suction devices
• A01C 7/08 - Broadcast seeders; Seeders depositing seeds in rows

Abstract

The present document shows a separator for separating granular material, such as seed, fertilizer or pesticide, from a material-laden airflow (Fl). The separator comprises a separator zone (Z) having an inlet (11) for a material-laden airflow, a material outlet (13) and an air outlet (12, 12'), and at least two separator parts (15, 15'), which extend only substantially along a material flow (FM) in the separator zone (Z) and between which is formed a separator gap (12, 12'), which is sufficiently narrow to allow air, but not the granular material, to pass through it. At the material outlet (13), the separator gap (12, 12') is at least partially open, viewed in a direction which is substantially parallel with the material flow (FM), so that material which gets stuck in the separator gap (12, 12') is allowed to leave this by means of displacement principally along the material flow (FM).

IPC Classes  ?

• B07B 4/08 - Separating solids from solids by subjecting their mixture to gas currents while the mixtures are supported by sieves, screens, or like mechanical elements
• A01C 7/04 - Single-grain seeders with or without suction devices
• B07B 7/00 - Selective separation of solid materials carried by, or dispersed in, gas currents

Abstract

An agricultural machine (10) provided with cultivation devices (12), which are mounted on a vertically adjustable support arm (231) or support frame of a chassis (24), said devices (12), via the support arm (231), thereof being arranged to at least assume a working depth (19) at which said devices (12) process the ground at a preselected working depth, the agricultural machine (10) being provided with a force regulation device comprising a lateral force sensor (17, 31, 32) connected to a control system (15), which in turn is connected to a hydraulic system (16), which is connected to at least one lifting device (25), for instance a hydraulic cylinder, which is arranged to regulate the working depth of the cultivation device (12) depending on a control signal from the lateral force sensor (17, 31, 32), and a method and a force regulation device for such a one.

IPC Classes  ?

• A01B 61/04 - Devices for, or parts of, agricultural machines or implements for preventing overstrain of the connection between tools and carrier beam or frame
• A01B 63/14 - Lifting or adjusting devices or arrangements for agricultural machines or implements for implements drawn by animals or tractors
• A01B 49/00 - Combined machines
• A01B 63/111 - Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements

Abstract

Agricultural implement (1), comprising a frame, at least two soil tilling tools (11), which each have a respective fastening portion, the soil tilling tools (11) being secured relative to the frame such that the tools (11) are separated in a substantially horizontal direction, and a connecting part (20), which is fastened to a portion of the respective tool (11), which portion is situated at a distance from the respective fastening portion. A fastening portion of a supplementary tool (100) is fixed to the said connecting part (20).

IPC Classes  ?

• A01B 49/02 - Combined machines with two or more soil-working tools of different kind
• A01B 25/00 - Harrows with special additional arrangements, e.g. means for distributing fertilisers; Harrows for special purposes
• A01B 37/00 - Devices for loosening soil compacted by wheels or the like
• A01B 13/08 - Ploughs or like machines for special purposes for working subsoil

Abstract

The document shows a method for calibrating the feed rate of a device (1', 1'') for air flow-borne dispensing of granular or powdery material (100), such as seed, fertilizer or pesticide. The method comprises producing a calibration air flow (Fs), feeding a quantity of the granular material (100) with the aid of the calibration air flow (Fs) for a calibration period to a separator (8) and, in the separator (8), substantially separating the granular material (100) from the calibration air flow (Fs). The calibration air flow (Fs) is produced with the aid of underpressure applied to a low-pressure side of the separator (8).

IPC Classes  ?

• A01C 7/08 - Broadcast seeders; Seeders depositing seeds in rows
• A01C 7/04 - Single-grain seeders with or without suction devices
• G01F 25/00 - Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume

Abstract

The document shows an agricultural implement comprising at least one container (203') for granular or powder material and a feed device for airflow-based feeding of the granular or powder material, wherein the feed device comprises a fan (1, 1 ', 1 ", 1 "'), comprising an impeller (11) accommodated in a fan housing (10). At least one wall portion of the fan housing (10) is integrated with a wall portion (2) of the container (203').

IPC Classes  ?

• A01C 7/04 - Single-grain seeders with or without suction devices
• A01C 7/08 - Broadcast seeders; Seeders depositing seeds in rows
• A01C 15/04 - Fertiliser distributors using blowers

Abstract

The present document shows an agricultural implement comprising at least two feed devices (202) for air flow based metering and/or feeding of granular or powdery material, and a fan (1, 1 ', 1 ", 1 "') arranged to produce an air flow to the said feed devices. The fan (1, 1 ', 1 ", 1 "') comprises an impeller (11) accommodated in a fan housing (10). The fan housing (10) has at least two outlets (13), each of which is arranged to produce the said air flow to one of the said feed devices (202). The invention also concerns a method for air flow based metering and/or feeding of granular or powdery material.

IPC Classes  ?

• A01C 7/04 - Single-grain seeders with or without suction devices
• A01C 7/08 - Broadcast seeders; Seeders depositing seeds in rows
• A01C 15/04 - Fertiliser distributors using blowers
• F04D 29/42 - Casings; Connections for working fluid for radial or helico-centrifugal pumps

Abstract

Distribution nozzle (14) for an agricultural machine (10), which nozzle is placed adjacent to a rear edge (26) of a loosening share (18). The distribution nozzle (14) is provided with at least two outlets (31, 32), the distribution nozzle (14) being provided with a distributor device (27) that distributes the amount of bulk-type material to said outlet (31, 32). The distributor device (27) comprises at least one reflector (30) placed in the distribution nozzle (14). The inner edge (41) of the reflector works to divide the streaming bulk material so that one portion (31) passes past the inner edge (41) and one portion (32) is deflected by the edge (41) and distributed along the reflector (30). Said reflector (30) is detachably and adjustably mounted in the distribution nozzle (14). The invention also concerns an agricultural machine comprising at least one such distribution nozzle (14).

IPC Classes  ?

• A01C 5/06 - Machines for making or covering drills or furrows for sowing or planting
• A01B 25/00 - Harrows with special additional arrangements, e.g. means for distributing fertilisers; Harrows for special purposes
• A01B 49/06 - Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising
• A01C 7/20 - Parts of seeders for conducting and depositing seed

Abstract

Sowing machine (10) that comprises a number of loosening means (18) each of which provided with a point (18a) directed downward in a working position and foldably and/or vertically adjustably mounted on at least one frame part (23) of a first implement section (S1) of the agricultural machine (10), wherein the entire implement section (S1), including all loosening means (18) mounted in the section, is arranged to assume at least two different lateral positions (A, B) relative to a sowing section as well as provided with a lock member to be locked to either one (A) or the other (B) of said lateral positions (A, B).

IPC Classes  ?

• A01B 49/06 - Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising
• A01C 5/08 - Machines for both manuring and sowing or both manuring and planting

Abstract

The invention refers to a distributor device for seed drills (106, 206) with a frame, which comprises at least two foldable sections, each of which comprises at least one riser pipe (103, 203) and at least one associated distributor head (102, 202) assembled on the frame of the seed drill and which is adapted to via flexible hoses (407, 408) transport granular material, such as different types of seed or fertiliser to implements (409), such as seed coulters or seed tines. The riser pipe (103, 203) comprises at least two joints (104, 115, 216, 215, 203c, 405), which are adapted to fold the riser pipe (103, 203) and the distributor head (102, 202) together from a working position to a favourable transport position for folding of the sections of the seed drill.

IPC Classes  ?

• A01C 7/08 - Broadcast seeders; Seeders depositing seeds in rows
• A01B 73/02 - Folding frames
• A01C 7/20 - Parts of seeders for conducting and depositing seed
• A01C 15/04 - Fertiliser distributors using blowers

Abstract

An agricultural implement (1) for soil cultivation comprises a main frame (10, 10' 10''), a side section frame (31a, 31b), which is rotatable relative to the main frame (10, 10' 10''), at least one transport wheel (11), at least one tilling tool (12), at least one ground-contacting depth holder (13), associated with the side section frame (31a, 31b), for controlling a working depth for the said tilling tool (12), and a first actuator (18), for controlling a height position for the said transport wheel (11) relative to the main frame (10, 10' 10''), or for controlling a height position for the said depth holder (13) relative to the main frame (10, 10' 10"). The depth holder (13) is connected to the transport wheel (11), so that both the height position of the depth holder and the height position of the transport wheel are simultaneously controllable by the said first actuator (18).

IPC Classes  ?

• A01B 63/32 - Tools or tool-holders adjustable relatively to the frame operated by hydraulic or pneumatic means
• A01B 73/04 - Folding frames foldable about a horizontal axis
• A01B 63/22 - Lifting or adjusting devices or arrangements for agricultural machines or implements for implements drawn by animals or tractors with wheels adjustable relatively to the frame operated by hydraulic or pneumatic means
• A01B 63/24 - Tools or tool-holders adjustable relatively to the frame
• A01B 63/111 - Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements
• A01B 63/16 - Lifting or adjusting devices or arrangements for agricultural machines or implements for implements drawn by animals or tractors with wheels adjustable relatively to the frame

Abstract

An agricultural implement, for working soil across which the agricultural implement travels or is towed, comprises a frame (10), a first depth maintaining unit (12a, 12b), comprising a first hydraulic actuator (13a) for adjusting the height of the first depth maintaining unit relative to the frame, a second depth maintaining unit (14), comprising a second hydraulic actuator (15a) for adjusting the height of the second depth maintaining unit relative to the frame, at least one soil working tool (16), and a hydraulic system (17) comprising the hydraulic actuators (13a, 15a), which is adapted to be connected to means (23) for supplying hydraulic fluid to the hydraulic system. A first side of the first hydraulic actuator (13a) communicates with a first side of the second hydraulic actuator (15a) and measuring means (18, 19) are arranged to provide a measured value corresponding to a first amount of hydraulic fluid occurring on said first sides.

IPC Classes  ?

• A01B 63/22 - Lifting or adjusting devices or arrangements for agricultural machines or implements for implements drawn by animals or tractors with wheels adjustable relatively to the frame operated by hydraulic or pneumatic means
• A01B 63/114 - Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements to achieve a constant working depth
• F15B 15/28 - Means for indicating the position, e.g. end of stroke
• F15B 21/08 - Servomotor systems incorporating electrically- operated control means
• G01F 17/00 - Methods or apparatus for determining the capacity of containers or cavities, or the volume of solid bodies
• G01F 22/00 - Methods or apparatus for measuring volume of fluids or fluent solid material, not otherwise provided for

Abstract

The document discloses a sealing gasket (540) made of a resilient rubber material or rubber-like material. The sealing gasket is formed as a rotationally symmetric body with a substantially constant cross-sectional profile. The cross-sectional profile has: a first sealing part (5402) located furthest away from a centre of rotation of the body and a second sealing part (5403) located radially inside said first sealing part, as viewed in the radial direction. An open space (5412) is defined by the first and second sealing parts. The second sealing part essentially curves through an angle away from the centre of rotation. Furthermore, the document discloses a seed housing which can comprise such a seal as well as a seeder comprising such a seed housing.

IPC Classes  ?

• A01C 7/04 - Single-grain seeders with or without suction devices
• F16J 15/10 - Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
• F16J 15/32 - Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings

Abstract

Agricultural machinery and procedure for an agricultural machinery (11) that comprises metering devices (B1, B2, Bn) placed laterally in the agricultural machinery so as to provide a number of parallel metering rows (n), each one of the metering devices (Bn) being connected to at least one control unit (22) for the individual control of each metering device, the control unit (22) receiving a first signal, which acts on the control unit (22) to either start or stop the metering from the laterally outermost positioned and activated metering devices (B1), the control unit (22) receiving a second signal, which acts on the control unit (22) to either start or stop the metering from at least one of the laterally activated second outermost positioned metering devices or groups, the calculation unit, with the aid of the instant of time of the first signal and the instant of time of the second signal as well as the speed of the agricultural machinery, calculating the individual instants of time of start or stop of the metering from each one of the remaining metering devices.

IPC Classes  ?

• A01B 79/02 - Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
• A01B 69/00 - Steering of agricultural machines or implements; Guiding agricultural machines or implements on a desired track
• A01C 7/00 - Sowing
• A01C 21/00 - Methods of fertilising

Abstract

An agricultural implement (1) comprises at least one soil-working tool (10) and at least one tool (11) with mainly a levelling function, arranged to work soil (100) across which the agricultural implement is moved. The agricultural implement further comprises a surface evenness sensor (20) for sensing a surface evenness of said soil (100) after being worked by said soil- working tool (10) and levelled by said levelling tool (11) as well as an indicating means (23) connected to the surface evenness sensor (20) and arranged to provide an indication of said surface evenness.

IPC Classes  ?

• G01B 21/20 - Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring contours or curvatures, e.g. determining profile
• A01B 63/00 - Lifting or adjusting devices or arrangements for agricultural machines or implements
• A01B 71/02 - Setting or adjusting mechanisms
• A01C 5/06 - Machines for making or covering drills or furrows for sowing or planting

Abstract

The invention refers to a device at an agricultural machine (1) with at least one implement (3, 4, 5) for soil cultivation, a frame (6) and said implement carrying suspending devices (8, 29) between implement and frame, wherein one of the implements is a rotary cutter assembly (3) comprising at least one rotary cutter section (3a - d) with elongated knife blades (35, 35a) arranged mainly in the transverse direction of the machine and along a centre axle (10). A following implement is a soil-cultivating disc assembly (4), the inclined discs (4a) of which have edges that are adapted to create furrows (45, 46) in the ground, mainly perpendicular to the radial outer edges or cutting surfaces (37) of the knife blades (35).

IPC Classes  ?

• A01B 49/00 - Combined machines
• A01B 49/02 - Combined machines with two or more soil-working tools of different kind
• A01B 49/04 - Combinations of soil-working tools with non-soil-working tools, e.g. planting tools

Abstract

The invention refers to a device at an agricultural implement (1), which device comprises one of at least two bearings halves (19, 20) containing bearings between at least one implement (5, 37) and the frame (2) of the agricultural implement, which is comprised of at least one beam (12) extending through the bearings, a bearings carrying 5 arm (14, 39), wherein at least two elastic, elongated, rebounding elements, preferably of rubber, are arranged between said bearings halves and said beam and wherein at least first and second restraining means (22 and 21) are arranged to hold together the bearings halves, besides which at least the first of said restraining means is comprised of at least one rebounding apparatus (22), which is adapted to elastically press together one side of 10 the bearings halves (19, 20) and is assembled at these with the aim of on additional tensioning of the bearings elastically pliably moving apart one side of the bearings halves. 15 Fig. 3

IPC Classes  ?

• A01B 61/04 - Devices for, or parts of, agricultural machines or implements for preventing overstrain of the connection between tools and carrier beam or frame
• F16F 1/54 - Springs made of material having high internal friction characterised by the mode of stressing loaded in combined stresses loaded in compression and shear
• A01C 5/06 - Machines for making or covering drills or furrows for sowing or planting

Abstract

A soil-working tool (1, 1', 1") for releasable fixation to an agricultural implement (100) comprises a mounting portion (13, 13', 13"), which is adapted to be inserted through a first opening (25) in a first wall portion (21) of a carrier (2). The mounting portion (13, 13', 13") has an end portion (15, 15'a, 15'b, 15"), which is adapted to engage with a recess (26, 26'a, 26'b, 26") in a second, substantially opposite, wall portion (22) of the carrier (2), The part of the end portion (15, 15'a, 15'b, 15") that is insertable in the recess (26, 26'a, 26'b, 26") has a smaller effective cross-sectional area than a part (14) of the mounting portion (13, 13', 13") that is adapted to bear against the first wall portion (21). Furthermore, an agricultural implement is disclosed comprising one or more such tools.

IPC Classes  ?

• A01B 23/02 - Teeth; Fixing the teeth
• A01B 35/24 - Spring tools

Abstract

The invention relates to a roller cylinder (1) comprising band rings (6) which are attached to a centre axis (17, 17a, 17b). The roller cylinder comprises at least two band ring segments (14, 14a, 14b) consisting of an outer, substantially circular portion (15), an inner portion (16) and a radial portion (18) extending substantially radially between the inner and outer portions, said inner portions of the band ring segments being fixed by means of fastening means, such as screws (19, 20, 19a, 20a, 21a, 19b, 20b, 21b), to the centre axis and abut the centre axis at least at the attachment points of the fastening means between the inner portion of the band ring segments and the centre axis. The invention also relates to a band ring segment included in a roller cylinder provided with band rings.

IPC Classes  ?

• A01B 29/04 - Rollers with non-smooth surface formed of rotatably- mounted rings or discs or with projections or ribs on the roller body; Land packers

Abstract

Holder (6) for a cultivator means (8) of an agricultural machinery (1), the lower end (37) of which holder (6) is provided with a screw joint (31) in a first seat (36) for the mounting of said cultivator means (8), the holder (6) being provided with a second seat (39) on the opposite side of the holder (6) in relation to the first seat (36), to which second seat (39) there is connected a second cultivator means (9), and which second cultivator means (9) has the same working direction as the first cultivator means (8) and which second cultivator means (9) is formed and mounted in the second seat (39) in order to be effective at a greater working depth than the first cultivator means (8), as well as such a cultivator means as well as also an agricultural machinery having such a holder and cultivator means.

IPC Classes  ?

• A01B 13/14 - Ploughs or like machines for special purposes for working soil in two or more layers
• A01B 13/08 - Ploughs or like machines for special purposes for working subsoil
• A01B 15/02 - Plough blades; Fixing the blades
• A01B 23/02 - Teeth; Fixing the teeth

Abstract

A row unit (1) to be attached to a transverse bar (2) of an agricultural implement (20) comprises a tool part (3) having at least one soil working part, and a biasing device (4) for biasing the tool part (3) against the ground, the biasing device comprising a spring means (5) arranged between a first abutment (6), which is fixed relative to the transverse bar (2), and a second abutment (7), which is movable relative to the transverse bar (2), and a link arrangement (13) adapted to be connected between the transverse bar (2) and the tool part (3), the link arrangement (13) extending substantially in the direction of travel of the row unit and the movable abutment (7) being attached to said link arrangement (13), the link arrangement (13) comprising an upper link element (14) and a lower link element (15), which are adapted to move parallel to each other, wherein the spring means (5) comprises a torsion bar (8) whose main extension is substantially parallel to the ground.

IPC Classes  ?

• A01B 35/22 - Non-rotating tools; Mounting non-rotating tools
• A01B 61/04 - Devices for, or parts of, agricultural machines or implements for preventing overstrain of the connection between tools and carrier beam or frame
• A01C 5/06 - Machines for making or covering drills or furrows for sowing or planting

Abstract

An agricultural machine (1 ) arranged to be towed across a ground surface by a traction vehicle, which agricultural machine comprises a connection device (12) engaging the traction vehicle and a ground contacting device (2, 15), which two devices (2, 15, 12) are connected to a support beam (3) having an extension essentially transverse to the towing direction and essentially orientated parallel to the ground surface, the support beam (3) being formed with a first beam portion to which the connection device (12) engaging the traction vehicle is attached, and a primary second beam portion, and a secondary second beam portion to which the ground contacting device (2, 15) is attached, at least one of the second beam portions being formed so that the ground contacting device (2, 15) can be detachably connected to said second beam portion in any one of a plurality of lateral positions along the support beam (3).

IPC Classes  ?

• A01B 35/22 - Non-rotating tools; Mounting non-rotating tools
• A01B 63/00 - Lifting or adjusting devices or arrangements for agricultural machines or implements
• A01C 7/08 - Broadcast seeders; Seeders depositing seeds in rows
• F16B 2/06 - Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action

Abstract

A precision seeder for sowing seeds to obtain a predetermined number of plants per unit of length comprises a seed discharging tube (13) adapted to feed said seed by means of an excess air pressure from a seed distributing device (11) to a seed outlet (14), a seed furrow opener (15) comprising two sowing discs (15a, 15b) arranged at an angle relative to each other, and a resilient press surface (16) for pressing the seed into the soil. The press surface (16) is designed such that a direction of flow (F) of the seeds at the seed outlet (14) intersects or is substantially tangent to at least a portion of the press surface (16). The seed outlet (14) is located between the sowing discs (15a, 15b) and, as seen in the transverse direction, inside or immediately adjacent to the periphery of at least one of the sowing discs (15).

IPC Classes  ?

• A01C 7/04 - Single-grain seeders with or without suction devices
• A01C 5/06 - Machines for making or covering drills or furrows for sowing or planting
• A01C 7/20 - Parts of seeders for conducting and depositing seed

Abstract

The invention refers to a method at a seed drill (1) or a planter for placing seeds (27) in the soil. According to the invention the steps executed are that each seed fed out is detected, its placement site in the soil is determined through said detection and at least one compound (26, 28) is placed intermittently at at least one predetermined placement site in relation to the specific placement site of each seed. The invention also refers to a device (4) for execution of the method.

IPC Classes  ?

• A01C 7/06 - Seeders combined with fertilising apparatus
• A01C 21/00 - Methods of fertilising

Abstract

A method for distributing components (10a, 10b, 10c, 10d) to sets of material comprises supplying, at a feed station (3), at least two components (10a, 10b1 10c, 10d) and arranging said components (10a, 10b, 10c, 10d) in at least one material set holder (8) located at a distance from the feed station (3), such that each of said material set holders (8) contains a plurality of components (10a, 10b, 10c, 10d) which are adapted to be joined together to form part of a predetermined product (20). The method further comprises arranging, at the feed station (3), said at least two components on a common intermediate holder (5a, 5b), moving the intermediate holder (5a, 5b) to said material set holder (8), and transferring at least one of said components (10a, 10b, 10c, 10d) from the intermediate holder (5a, 5b) to said material set holder (8). A system in which the method can be applied is also disclosed.

IPC Classes  ?

• B65G 61/00 - Use of pick-up or transfer devices or of manipulators for stacking or de-stacking articles not otherwise provided for
• B65D 19/38 - Pallets or like platforms, with or without side walls, for supporting loads to be lifted or lowered - Details or accessories
• B65G 47/90 - Devices for picking-up and depositing articles or materials

Abstract

The invention relates to a sowing method at a seed drill comprising at least one seed container (3, 55, 86, 102) for seed kernels or the like, and several tools (18, 31, 20, 52, 109) to bring the seed kernels down into the ground, wherein the seed drill has a pneumatic means (10, 59, 82, 101) in the form of at least one pressure source, such as a fan, for the transport of the seed kernels from the seed container to the tools. According to the invention - an air flow is generated by said pneumatic means (10, 59, 82, 101); - seed kernels are supplied to said air flow from said seed container (3, 55, 86, 102); - the seed kernels are supplied to at least one grain distribution unit (14, 14a, 87, 105, 110); - each grain distribution unit is pressurized by said air flow at said grain distribution unit; and - the seed kernels are transported further through a seed conduit (17, 39) for seed kernels down into the ground. The invention also relates to a device for performing the sowing method.

IPC Classes  ?

• A01C 7/04 - Single-grain seeders with or without suction devices

Abstract

An agricultural machine (1 ) comprising a seed metering device (8) to meter seeds (91 ) for the distribution to the ground across which the agricultural machine moves. The seed metering device (8) embraces a wall (803a, 903a) that is arranged to rotate. The seed metering device is furthermore arranged to communicate with a pressure actuating appliance (500, 501, 502, 503, 504, 505, 507, 5030, 5031 ) for providing a wall pressure difference between a seed reception side, high-pressure side, of the wall (803a, 903a) and a side, low- pressure side, of the wall that is opposite the seed reception side. The wall is provided with a plurality of through retention openings (804, 904) for the reception on the seed reception side of the wall (803a, 903a), by means of the wall pressure difference, of seeds (91 ) at the retention openings (804, 904). Then, the seeds are transported, by means of the rotation of the wall (803a, 903a), through a wall transportation distance whereupon they are released from the wall. The pressure actuating appliance comprises a pneumatic device (501 ) connected to an air line (502), which device provides a main air current through the air line (502) toward the seed reception side of the wall (803a, 903a). A return line (505) is connected between the side of the wall (803a, 903a) that is opposite the seed reception side and the pneumatic device (501 ), in which return line a part of the main air current is arranged to be brought back to the air line (502) and/or to an inlet side of the pneumatic device (501 ), while a part of the main air current is arranged to be directed down into the ground through a dump line (500).

IPC Classes  ?

• A01C 7/04 - Single-grain seeders with or without suction devices
• A01C 15/04 - Fertiliser distributors using blowers

Abstract

The invention refers to an agricultural machine (101; 201; 301) comprising two mainly parallel, in the direction of travel cross-running disc implement rows (102a, 102c; 202a, 202b; 304a, 304b), wherein the orientation of the disc implements (102b, 102d; 203a, 203b; 302a, 302b) contained in the mentioned disc implement rows is arranged so that the fore row (102a; 202a; 304a) has disc implements that are mounted on a frame beam (110; 211; 303) and that are angled outwards backwards towards the sides of the machine and in a dividing line mainly parallel to the direction of travel of the machine form a first point of change (208a, 304c), and the rear row (102c, 202b; 304b) has disc implements (102d; 203b; 302b) that are mounted on a frame beam (110; 211; 303 ) and that are angled inwards backwards from the sides of the machine and in the dividing line form a second point of change (208b, 304a), wherein the fore row is adapted to throw soil from the first point of change outwards towards the sides of the machine and the other row is adapted to throw soil from the sides of the machine inwards towards the second point of change. The dividing line with the first point of change (208a, 304c), and with the second point of change (208b, 304) is arranged at a predetermined distance from the centre line of the machine (101; 201; 301) across the direction of travel.

IPC Classes  ?

• A01B 21/08 - Harrows with rotary non-driven tools with disc-like tools
• A01B 37/00 - Devices for loosening soil compacted by wheels or the like
• A01B 7/00 - Disc-like soil-working implements usable either as ploughs or as harrows, or the like

Abstract

Agricultural machine embracing at least one seed metering device (8) for distributing seeds to a drill furrow (9a) in the ground (9). The seed metering device (8) embraces a seed metering element that by means of a driving device is arranged to transport seeds to one or more seed metering lines (812). The seed metering device (8) comprises a chamber for seeds arranged to be supplied with a positive pressure with the purpose of, by the pressure difference arisen hereby, attaching and transporting seeds at the seed metering element. The seed metering line (812) has an inlet (814) in the chamber, with the purpose of, by said positive pressure, creating an air flow for the transportation of the seeds from the chamber through the seed metering line to the drill furrow (9a). The seed metering line (812) has an outer seed line (816) and an inner seed line (826), where the inner seed line (826) is detachably arranged in the outer seed line (816).

IPC Classes  ?

• A01C 7/20 - Parts of seeders for conducting and depositing seed
• A01C 7/04 - Single-grain seeders with or without suction devices
• B65G 53/52 - Adaptations of pipes or tubes

Abstract

The invention concerns a sow housing for piecemeal sowing of seeds. The sow housing comprises a seed bin and a rotating seed element (803a) having a wall that has a plurality of through holes (804a). Each hole (804a) is arranged to, during a first part of the revolution of the hole (804a), retain a seed as a consequence of pressure difference between the two sides of the wall. According to the invention, a cover means (807a) is arranged to cover each hole (804a) during a second part of the revolution of the hole.

IPC Classes  ?

• A01C 7/04 - Single-grain seeders with or without suction devices

Abstract

A tool (1) for releasable fastening in a support (5), such as a beam or an axle, of an agricultural machine has a fastening portion (2), configured to directly or indirectly bear against, and be fixed relative to, the support (5), and a working portion (3). The fastening portion (2) is designed in shape and size to be inserted through a corresponding opening (7) in the support (5), and the fastening portion (2) has an engagement means (9) arranged to engage inside the support with a fixing element (6), so that the fastening portion (2) is pressed against an inner surface (50) of the support. Also shown are an agricultural machine comprising such a tool and a method for fitting the tool to an agricultural machine.

IPC Classes  ?

• A01B 23/02 - Teeth; Fixing the teeth
• A01B 29/00 - Rollers
• A01B 35/22 - Non-rotating tools; Mounting non-rotating tools
• A01B 35/24 - Spring tools
• A01B 35/28 - Rotating tools; Mounting rotating tools

Abstract

An agricultural machine device comprising at least one transverse beam (8, 10) at which at least two cultivating tools (12, 14) are arranged, which cultivating tools (12, 14) comprise a bent bar (20a, 20b) having an elongate essentially straight fastening portion (22a, 22b) for the attachment to the beam (8, 10), a springing portion (24a, 24b). A first cultivating tool (12) is arranged so that the springing portion (24a) thereof is situated in front of the beam (8, 10) in relation to the working direction (F) of the agricultural machine and a second cultivating tool (14) is arranged so that the springing portion (24b) thereof is situated behind the beam (8, 10). The fastening portions (22a, 22b) extend through the beam (8, 10) in a vertical plane each, and that a first angle (A) between the fastening portion of the first cultivating tool (12) and a horizontal plane differs from a corresponding second angle (B) of the fastening portion of the second cultivating tool (14).

IPC Classes  ?

• A01B 19/02 - Harrows with non-rotating tools with tools rigidly or elastically attached to a tool-frame
• A01B 35/06 - Other machines for working soil with non-rotating tools drawn by animal or tractor with spring tools
• A01B 35/24 - Spring tools
• A01B 23/02 - Teeth; Fixing the teeth

Abstract

The invention relates to a bearing device (11, 50, 70) at an agricultural machine (1), which device comprises a bearing casing (19, 20, 51, 74, 75), a space adapted for a beam (12, 52, 73) extending through the casing, and at least one bearing element (23, 56, 76) arranged in the other space in the casing, which element preferably comprises circular- cylindrical rods of an elastic material, such as rubber. At least one beam stop member means (39, 40, 41, 54, 86, 87) is arranged to limit the rotary motion of the casing (19, 20, 51, 74, 75) in at least one predetermined direction of rotation.

IPC Classes  ?

• A01B 61/04 - Devices for, or parts of, agricultural machines or implements for preventing overstrain of the connection between tools and carrier beam or frame
• A01B 35/22 - Non-rotating tools; Mounting non-rotating tools
• A01C 5/06 - Machines for making or covering drills or furrows for sowing or planting
• F16F 1/54 - Springs made of material having high internal friction characterised by the mode of stressing loaded in combined stresses loaded in compression and shear

Abstract

The invention refers to a disc (8) for an agricultural implement (1) comprising an annular, outside a predetermined centre diameter (D) defined, soil-cultivating portion (44), a central, inside a predetermined centre diameter (d) defined, dish-shaped portion (43), with a boss-receiving, inner side and between these portions an existing, annular connection portion (45) with fastening screw holes (46). The connection portion (45) is a truncated conical portion, the inner mantle surface of which is mainly straight or double-bowed with the convex side facing said inner side and a line through the opening plane in the hole opening of each fastening screw hole on said inner side forms an angle α with a plane that is perpendicular to the centre line of the disc, wherein the angle α is 5° - 10°.

IPC Classes  ?

• A01B 15/16 - Discs; Scrapers for cleaning discs; Sharpening attachments
• A01B 23/06 - Discs; Scrapers for cleaning discs; Sharpening attachments

Abstract

Coulter (10) for a seed drill comprising: an elongate pipe (11) having an inlet opening (12) at one end for introducing seeds or fertilizer into the pipe (11) and a discharge opening (13) at the opposite end, the discharge opening (13) comprising a bottom portion (14) and a trailing end portion (15), the trailing end portion (15) extending from the bottom portion (14) in the longitudinal direction of the pipe (11), and an adjustable closure device (20) configured to adjustably cover a proportion of the area of the trailing end portion (15) of the discharge opening (13).

IPC Classes  ?

• A01C 7/20 - Parts of seeders for conducting and depositing seed

Abstract

The invention refers to an agricultural machine (1) for soil cultivation with variable row spacing, which machine comprises frame beam parts (3, 4) that are rotatably connected to each other, and an even number of tools (6, 6', 6"), preferably planter aggregates, that are arranged at reciprocally mainly equal distances along the frame beam parts and in the horizontal plane rotatably mounted on these, wherein the tools are adapted to be brought mainly parallel to the driving direction by means of parallel control members (16, 17, 18, 19). The tools which are connected to the one frame beam part are at least one more than the tools which are rotatably connected to the other frame beam part, and the viewed in the driving direction transversely centrally disposed tools (6', 6") are so arranged that the vertical plane through the fore coupling point (27) of the drawbar (2) extends straight backwards mainly midway between these centrally disposed tools, so that two neighbouring tools are adapted to be displaced in the longitudinal direction relative to each other on rotation of said frame beam parts.

IPC Classes  ?

• A01B 73/06 - Folding frames foldable about a vertical axis
• A01B 63/24 - Tools or tool-holders adjustable relatively to the frame
• A01C 7/08 - Broadcast seeders; Seeders depositing seeds in rows
• A01B 71/02 - Setting or adjusting mechanisms

Abstract

The invention refers to a device at a hydraulic cylinder (100, 200, 300, 400) comprising a cylinder (103, 203, 303, 403), a piston (101, 201, 301, 401), a piston rod (102, 202, 302, 402), control bands (121, 221, 321, 421 and 115, 215, 315, 415) arranged along the casing surface of the piston (126, 226, 326, 426) and along the piston rod and two sealings (118, 218, 318, 418; 123, 223, 323, 423) arranged along the casing surface of the piston, whereby a stray flux channel (125, 225, 325, 425) is provided through the piston extending from a point on the casing surface of the piston leading to a point being in contact with the piston side of the cylinder. A check valve (127, 227, 327, 427) is arranged in direct connection with said stray flux channel (125, 225, 325, 425) which extends from said point on the casing surface of the piston (126, 226, 326, 426) between and at a predetermined distance from said sealings (118, 218, 318, 418; 123, 223, 323, 423) being of the similar kind and located on the piston rod side of said control band.

IPC Classes  ?

• F15B 15/14 - Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith characterised by the construction of the motor unit of the straight-cylinder type
• F16J 15/18 - Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings

Abstract

Agricultural machine embracing at least one drilling unit (2) in turn comprising a support device (21) as well as a seed metering device (8), the drilling unit (2) being movably connected with a structural member (3) embraced by the agricultural machine. The seed metering device (8) is fixedly connected with the support device (21) of the drilling unit (2) and the seed metering device (8) comprises a chamber for seeds arranged to be supplied with a positive pressure where the seed metering element constitutes a wall limiting the chamber and in which holes or recesses are arranged. The holes/recesses connect the chamber with the surroundings, with the purpose of, by the pressure difference developed hereby, attaching and transporting seeds at said holes/recesses of the seed metering element. A seed metering line (812) has an inlet (814) in the chamber, with the purpose of, by said positive pressure in the chamber, creating an air flow for the transportation of the seeds from the chamber through the seed metering line (812) to a drill furrow (9a).

IPC Classes  ?

• A01C 7/04 - Single-grain seeders with or without suction devices

Abstract

Distribution device for granulate-formed materials, comprising a distributor casing (10) formed as a closed container provided with one inlet opening (14) in an inlet side (13) of the distributor casing (10) and two or more outlet openings (16) in an outlet side (15), preferably opposite the inlet side (13), of the distributor casing (10), the inlet opening (14) being connected to a feed line (31) and each one of which outlet openings (16) being connected to a distribution line that in turn being arranged to be connected either to an additional distribution device or to a soil delivery device, such as, for instance, a furrow opener, individual granules (19), by pneumatic action, being arranged to be transported from the inlet opening (14) to one of the outlet openings (16), the distributor casing (10) having reflection means (17) comprising at least one inner reflection surface (18) inclined in relation to the main flow direction (Hi) of the granules (19) through the distributor casing (10), which reflection means (17) is arranged to obstruct reflection-free passage of at least a part of the granules (19) through the distributor casing (10).

IPC Classes  ?

• A01C 7/08 - Broadcast seeders; Seeders depositing seeds in rows
• A01C 15/04 - Fertiliser distributors using blowers
• B65G 53/42 - Nozzles

Abstract

Device at seed drill comprising two containers connected to a respective distribution device (10, 12) via a respective connection duct (6, 8) A third connection duct (16) is arranged with an inlet (70) from the second connection duct (8) and an outlet (72) to the first connection duct (6), where at least one conversion member (50) is adapted to direct the air flow from the second connection duct (8) to one of the first or second distribution device (10, 12) and prevent flow from the second connection duct (8) to the other of the first or second distribution device (10, 12). An air outlet (80, 82) is arranged on the respective connection duct (6, 8) upstream from its junctions with the third connection duct (16), where the air outlets (80, 82) are adapted to permit flow of air but prevent flow of seed and/or fertiliser.

IPC Classes  ?

• A01C 7/06 - Seeders combined with fertilising apparatus
• A01C 15/04 - Fertiliser distributors using blowers
• A01C 7/20 - Parts of seeders for conducting and depositing seed

Abstract

Device at a following harrow for agricultural implements. A following harrow entity (26) comprising two soil-cultivating tines (22) connected with each other via a cross- part (30) that extends essentially across the driving direction of the agricultural implement. The cross-part (30) is moveably arranged at an intermediate part (50) in turn arranged at a carrying arm (22) so that it is allowed a rotational movement relative to the carrying arm (22) about the cross-part (30). The intermediate part (50) comprises movement-limiting members (56) that limit the backward rotational movement of the following harrow entity (26). The rotational movement is enabled via an adjustment apparatus (70).

IPC Classes  ?

• A01B 23/02 - Teeth; Fixing the teeth
• A01B 63/26 - Tools or tool-holders adjustable relatively to the frame by man-power
• A01C 5/06 - Machines for making or covering drills or furrows for sowing or planting

Abstract

The invention refers to an agricultural machine comprising a structural member (3) and at least one row sowing unit (2) which comprises a carry device (21) which in its turn comprises a seed furrow forming means (10) for forming a seed furrow (9a) in soil (9) over which the agricultural machine (1) moves, in addition to which the row sowing unit (2) also comprises a seed distribution unit (22) which in its turn comprises a seed metering device (8) for distributing seeds to the seed furrow (9a), wherein the carry device (21) and the seed distribution unit (22) are connected with the structural member (3) in such a way that the carry device (21) and seed distribution unit (22) are moveable at least partly vertically in relation to the structural member (3). The carry device (21 ) and the seed distribution unit (22) are moveable relative to each other. The row sowing unit (2) comprises at least one elastic member (24) which is adapted to work so that the seed distribution unit (22) adopts a neutral position in relation to the carry device (21), and the row sowing unit (2) comprises at least one dampening member (23) which is adapted to dampen movement of the seed distribution unit (22) in relation to the structural member (3).

IPC Classes  ?

• A01C 7/04 - Single-grain seeders with or without suction devices
• A01C 7/08 - Broadcast seeders; Seeders depositing seeds in rows
• A01C 7/20 - Parts of seeders for conducting and depositing seed

Abstract

The invention refers to an agricultural machine comprising at least one seed metering device (8) for metering out seeds (91) for distribution to soil over which the agricultural machine moves, which seed metering device comprises a seed metering element (803) which is adapted to transport seeds and release at least one seed at a time, in addition to which the agricultural machine further comprises an electronic control unit (451) which is adapted through controlling of the seed metering element (803) to control the speed of the seeds transported by the seed metering element (803). A detection means (455) is adapted to communicate with the control unit (451 ) and to detect seeds which are transported by the seed metering element (803), and that the control unit (451) is adapted to control the speed of the seeds transported by the seed metering element (803) at least partly on the basis of signals from the detection means (455).

IPC Classes  ?

• A01C 7/04 - Single-grain seeders with or without suction devices
• A01C 7/10 - Devices for adjusting the seed-box

Abstract

The invention refers to an agricultural machine comprising at least one seed metering device (8) for distributing seeds to the soil (9) over which the agricultural machine (1) moves, which seed metering device (8) comprises a seed metering element (803) at which a case (802) is arranged, which case (802) communicates with an air pressure device (501, 502) by means of which a pressure difference between a first and a second side (821a, 822a) of the seed metering element (803) can be provided, in addition to which the seed metering element (803) is by means of a drive device (401 ) rotatable around a seed metering axle (805) and provided with a plurality of through retaining recesses (804) disposed at a distance from the seed metering axle (805) for uptake, by means of the pressure difference, of seeds (91), A control entity (451 ) that is adapted through controlling of the air pressure device (501, 502) to control the pressure difference at least partly in dependence on the speed of the agricultural machine.

IPC Classes  ?

• A01C 7/04 - Single-grain seeders with or without suction devices

Abstract

The invention refers to a distributor head for an agricultural machine, such as a seed drill, comprising a chamber, to which is connected a pipe (8) for supply of seed or other granular material, wherein the chamber has a plurality of exit holes (10), which are connected with seed coulters (6) or other seed spreading aggregate, in addition to which at a predetermined number of exit holes closing apparatus (11) are arranged intended fo opening and closing said predetermined number of exit holes. Electricity conducting leads (A - E; 41, 42, 43) are inserted along at least the extension of said predetermined number of exit holes (10) so as by means of a control entity (30, 40) to selectively activate one or more of said closing apparatus (11).

IPC Classes  ?

• A01C 15/04 - Fertiliser distributors using blowers
• A01C 7/08 - Broadcast seeders; Seeders depositing seeds in rows
• A01C 7/20 - Parts of seeders for conducting and depositing seed

Abstract

The invention refers to a seed house (5, 8) comprising a house (12) with a rotor (14) for dosing of seed and a rotor driving motor (18). Both the rotor (14) and motor (18) are mounted generally within the mentioned house (12) with generally parallel axles and a transmission (26) outside the house is arranged for transfer of driving power from the motor to the rotor.

IPC Classes  ?

• A01C 19/02 - Arrangements for driving working parts of fertilisers or seeders by a motor
• A01B 71/00 - Construction or arrangement of setting or adjusting mechanisms, of implement or tool drive or of power take-off; Means for protecting parts against dust, or the like; Adapting machine elements to or for agricultural purposes
• A01C 7/00 - Sowing
• H02K 9/00 - Arrangements for cooling or ventilating

Abstract

The invention refers to a rotor for a metering house (1) at a seed drill for sowing of seed or other granular material, which metering house comprises a house (2) and a within this house controllably driven rotor (4) for dosing of seed. According to the invention means (28, 29, 33) are arranged so as at increased torque in at least one place along the periphery of the rotor to decrease the outer diameter of the rotor (4) at least in this place. The rotor (4) is divided into two concentrically mounted parts, an outer dosing part (19) and an inner hub part (20), where the dosing part is adapted to enclose the hub part. The dosing part (19) has at least one elastic bar (28), extending in the longitudinal direction of the rotor and inwards. Each bar is adapted to be received and retained in a recess (33) in the hub part (20).

IPC Classes  ?

• B65G 53/46 - Gates or sluices, e.g. rotary wheels
• A01C 7/20 - Parts of seeders for conducting and depositing seed

Abstract

The invention refers to an agricultural machine comprising at least one soil cultivating device (2) comprising a seed furrow forming means (10), for forming a seed furrow (9a) in soil (9) over which the agricultural machine (1) moves, and a first and a second support wheel (11, 12), in addition to which the agricultural machine comprises at least one seed out feeding device (8) for distributing seeds to the seed furrow (9a). The support wheels (11, 12) are coupled with each other via a coupling device (15) which is arranged to provide a gearing such that at movement of the support wheels (11, 12) in relation to the seed furrow forming means (10) a vertical component (V 11) of the speed in relation to the seed furrow forming means (10) of the higher disposed support wheel (11) is greater than a vertical component (V 12) of the speed in relation to the seed furrow forming means (10) of the lower disposed support wheel (12). The mentioned gearing is such that the difference between the mentioned vertical components (V 11, V 12) of speeds of the support wheels (11, 12) in relation to the seed furrow forming means (10) increases when the height difference (AC) between the support wheels (11, 12) increases.

IPC Classes  ?

• A01C 5/06 - Machines for making or covering drills or furrows for sowing or planting
• A01C 7/20 - Parts of seeders for conducting and depositing seed

Abstract

The invention refers to an agricultural machine comprising a seed furrow forming device 10 and a seed out feeding device (8), which via a linkage device (6) are connected with a structural member (3) in such a way that the seed furrow forming means (10) and the seed out feeding device (8) are moveable at least partly vertically. The seed out feeding device (8) comprises a seed out feeding element (803) which by means of a drive device (401) is rotatable around a seed out feeding axle (805) and adapted to, at a distance from the seed out feeding axle (805), take and release seeds (91). The linkage device (6) is adapted to provide a gearing such that a vertical component of a movement for the seed furrow forming means (10) corresponds to by a smaller vertical component of a movement for the seed out feeding device (8). The drive device (401) is adapted to increase the rotational velocity of the seed out feeding element (803) at an upward-directed relative movement of the seed out feeding device (8), and to decrease the rotational velocity of the seed out feeding element (803) at a downward-directed relative movement of the seed out feeding device (8).

IPC Classes  ?

• A01C 7/10 - Devices for adjusting the seed-box
• A01C 7/20 - Parts of seeders for conducting and depositing seed

Abstract

The invention refers to an agricultural machine comprising at least one seed furrow forming means (10) for forming a seed furrow (9a) in the soil (9) over which the agricultural machine ( 1 ) moves, and at least one seed metering device (8) for distributing seeds to the seed furrow (9a), wherein the seed farrow forming means (10) and the seed metering device (8) are connected via a linkage device (6) to a structural member (3), being a part of the agricultural machine, in such a way thai the seed furrow forming means (10) and the seed metering device (8) are moveable at least partly vertically in relation to the structural member (3), The linkage device (6) is adapted to provide a gearing such that a vertical component of a movement of the seed furrow forming means (10) in relation to the structural member (3) corresponds to a smaller vertical component of a movement of the seed metering device (8) in relation to the structural member (3),

IPC Classes  ?

• A01C 7/04 - Single-grain seeders with or without suction devices
• A01C 7/10 - Devices for adjusting the seed-box

Abstract

The present invention relates to a device (10) and a method for detecting particles in a flow The device (10) comprises a particle chamber (11 ) having an inlet (12) and an outlet (13) for a flow containing particles flowing through the particle chamber (11 ), and a detector (15) for detecting particles in the flow containing particles, the detector being arranged at an angle towards the particle chamber (11 ). The detector (15) is arranged in a detector chamber (14) being arranged at an angle to the particle chamber (11 ), the detector chamber (14) being connected to the particle chamber through an aperture (20) through which detection can be performed, and the detector chamber (14) being provided with an intake channel (21 ) for introducing a counterflow, wherein said counterflow can flow in through the intake channel (21 ), through the detector chamber (14) and out through the aperture (20) at an angle to the flow containing particles to prevent this from entering the detector chamber (14).

IPC Classes  ?

• A01C 7/04 - Single-grain seeders with or without suction devices
• A01C 7/10 - Devices for adjusting the seed-box

Abstract

The invention refers to a scraping device (1) for an agricultural implement comprising a carrying arm (9) with a fastening part and a tool-carrying part. The tool-carrying part has tool-carrying side portions (22, 23, 48, 49) protruding on each side of the carrying arm (9) and tools (11) adjustable in at least one direction arranged in pairs on the mentioned side portions at in principle equal distance from the carrying arm. The invention also refers to a scraping tool (11) for such a scraping device (1). The invention also refers to an agricultural implement with such a scraping device (1) with scraping tool (11).

IPC Classes  ?

• A01B 29/06 - Rollers with special additional arrangements
• A01B 23/06 - Discs; Scrapers for cleaning discs; Sharpening attachments

Abstract

The invention relates to a guide plate (13) for a soil tilting tool at an agricultural implement. The guide plate (18) comprises ao essentially concave surface (40) with a normal direction that is directed essentially forwards m the travel direction (F) and that extends from a lower end portion (36) to a transition portion (42). An upper end portion (38) extends in the travel direction backwards from the transition portion (42), which upper end portion (38) is adapted to abut against the bearer,

IPC Classes  ?

• A01B 23/02 - Teeth; Fixing the teeth
• A01B 19/02 - Harrows with non-rotating tools with tools rigidly or elastically attached to a tool-frame

Abstract

The invention refers to an implement regulating device at an agricultural machine comprising at least one group of implements (4) arranged across the driving direction, thereafter cross-wise arranged support members (15) and at least one each group of implements and support members controllable and adjustable power device (23) whereby implements (4) and support members (15) comprising each group are journalled in bearings at one end of at least one carrying arm (13) and that said power device (23) is adapted to rotate a cross-running main beam (19), whereby the main beam is connected with the carrying arm (13) via a spring member (18) and is rotatably suspended in relation to the frame (Ia) of the machine (1), whereby activation of said power device is adapted to influence the carrying arm between a position for maximum sowing depth and a transport position.

IPC Classes  ?

• A01B 63/32 - Tools or tool-holders adjustable relatively to the frame operated by hydraulic or pneumatic means
• A01C 5/06 - Machines for making or covering drills or furrows for sowing or planting
• A01C 7/08 - Broadcast seeders; Seeders depositing seeds in rows
• A01B 73/00 - Means or arrangements to facilitate transportation of agricultural machines or implements, e.g. folding frames to reduce overall width

Abstract

The invention relates to a disc assembly (1) for an agricultural machine, comprising a disc member (7) and a cap (8), which disc member (2) includes a disc (2), as well as a disc member (7) and a cap (8) of such a disc assembly (1). The disc assembly (1) is characterized in that the cap (8) is provided with at least one engagement member (9) and the disc member (7) is provided with at least one engagement member (16), which engagement members (9, 16) are arranged to be in engagement with each other in a mounted position of the cap (8) on the disc member (7), the disc assembly (1) having a locking device (17, 18) that is arranged to assume, in the mounted position of the cap, a locking position so as for the cap (8) to be locked in relation to the disc member (7).

IPC Classes  ?

• A01B 21/08 - Harrows with rotary non-driven tools with disc-like tools
• A01B 71/08 - Means for protecting against dust or the like, or for cleaning agricultural implements

Abstract

The invention refers to an agricultural machine (2) comprising a plurality of discs (3, 3vf, 3hf, 3vb, 3hb) for soil cultivation, whereof at least one fore disc (3vf, 3hf) is mounted on a fore structure element (5a1, 5a2) and at least one rear disc (3vb, 3hb) is mounted on a rear structure element (5b1, 5b2) via a respective connecting member (6). A first angle (αf1) between the rotation axis (Rf1) of the fore disc (3vf, 3hf), projected in a horizontal plane, and a conceptual horizontal cross-axis (T) that is perpendicular to the intended driving direction (F) of the agricultural machine, is greater than a second angle (α2) between the rotation axis (Rb) of the rear disc (3vb, 3hb), projected in the horizontal plane, and the cross-axis (T). The fore and the rear structure element (5a1, 5a2, 5b1, 5b2) are orientated at an angle (α3) relative to each other.

IPC Classes  ?

• A01B 21/08 - Harrows with rotary non-driven tools with disc-like tools

Abstract

The invention refers to a device at a hydraulic cylinder (1) comprising control bands (15, 18) arranged on piston (2) and piston rod (3), which constitute the controls for the piston and the piston rod in the hydraulic cylinder. The control band (18) for the piston (2) is arranged at the end of the piston next the piston side of the hydraulic cylinder (1) and at least one stray flux channel (20) is provided from the mentioned piston side to discharge at a place past the opposite end of the control band from the piston side of the hydraulic cylinder (1), preferably for connection with its casing surface.

IPC Classes  ?

• F15B 15/14 - Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith characterised by the construction of the motor unit of the straight-cylinder type
• F16J 1/02 - Bearing surfaces

Abstract

The present invention refers to a soilgoing roller (1) for agricultural machine comprising a cylinder body (4), which on its exterior is covered with a flexible and resilient material (5). According to the invention the covering material comprises an elongated string of material (5), which in a plurality of turns is spirally wound around the periphery of the cylinder body (4) and which in at least both of its ends is fastened to the cylinder body.

IPC Classes  ?

• A01B 29/04 - Rollers with non-smooth surface formed of rotatably- mounted rings or discs or with projections or ribs on the roller body; Land packers

Abstract

The present invention refers to an agricultural machine comprising three pack er sections (20, 23, 26), such as rollers, wheels or similar, which are supported by beams (13, 16, 17), which are jointed relative to each other around axles mainly horizontal in the working position, three tool sections (29, 30, 31), which are comprised of at least one row of soil cultivating tools (36), such as coulters, discs, cultivator tines or similar, and which in the working position are assembled in front of or behind the pack sections, and a sowing device (6) adapted to meter out granules, such as seed, fertiliser or similar, via metering apparatus to the tools, wherein the packer sections of the side section s together with at least the outer tool sections are adapted to be rotated upwards to a transport position abov e the beams. The sowing device (6) is provided with a container (42) for granules and transport apparatus, such as wheels or caterpillar tr acks (48, 49), whereby the container is towed by means of tow apparatus (45) jointedly assembled at the machine . In the transport position the side beams (16, 17) with associated side pack er sections (23, 26) and outer tool sections (29, 31) are adapted to be rotated rearwards and inwards towards the sowing device.

IPC Classes  ?

• A01B 73/06 - Folding frames foldable about a vertical axis
• A01B 49/06 - Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising
• A01C 7/08 - Broadcast seeders; Seeders depositing seeds in rows
• A01B 73/02 - Folding frames

Abstract

Cultivating tool for an agricultural machine, comprising a supporting shank (2), a point (10) disposed on the lower end of the shank (2), a guide rail (20) disposed on the shank (2). The point (10) and the guide rail (20) are fixed to the shank (2) with a respective screw joint (30, 32, 34, 36). A locking element (18) is disposed on the upper end (14) of the point (10) with the aim of cooperating with a cooperating locking element (6) of the shank (2). A locking element (28) is disposed on the lower end (22) of the guide rail (20) with the aim of cooperating with the locking element (6). The invention also relates to apoint and a guide rail.

IPC Classes  ?

• A01B 23/02 - Teeth; Fixing the teeth
• A01B 13/08 - Ploughs or like machines for special purposes for working subsoil

Abstract

The invention is related to a device at an agricultural implement comprising a central centre section (2), at least one outer wing section (8) in its turn comprising at least two subsections (8a, 8b) provided with work implements (16). The subsections (8a, 8b) are moveable relative to each other where the movement is brought about by a hydraulic cylinder entity (24) at its one end (25) fastened at a first subsection (6a, 8a) and at its other end (26) connected with an elongated turning element (20) via a slewing bracket (28). The turning element (20) has a fixed connection with at least one connection element (30) rotatably journalled in bearings at the first (8a) and a second subsection (8b), where relative movement between the two subsections (8a, 8b) is brought about through turning of the turning element (20). The slewing bracket (28) is connected with the turning element (20) via a coupling member (22).

IPC Classes  ?

• A01B 73/04 - Folding frames foldable about a horizontal axis

Abstract

The invention refers to a device at an agricultural machine (1) with a carrying framework (2), on which a centre section (12a) and on each side thereof folding wing sections (22, 23) are turnably assembled, whereby said centre and wing sections are provided with implements (47), such as cultivator tines or some other soil tillage tools, and at their rear edges carry wheel aggregates (15, 44), such as pack wheels, roller rings or the like, whereby control devices (20, 21) are arranged to raise and lower the wheel aggregates for adaptation of the working depth of said implement, whereby the said control devices (20, 21) are adapted to only raise or lower the wheel aggregate (15) of the centre section (12a) and that means (45, 51) are arranged on the wing sections (22, 23) to take up the movement of the centre section (12a) in the upward direction.

IPC Classes  ?

• A01B 73/04 - Folding frames foldable about a horizontal axis
• A01B 63/16 - Lifting or adjusting devices or arrangements for agricultural machines or implements for implements drawn by animals or tractors with wheels adjustable relatively to the frame

Abstract

The invention refers to an agricultural machine (1) for cultivation comprising a frame beam extending on both sides of a centre line in the driving direction of the machine, on which tools (11), preferably planter aggregates, are arranged at relative or group wise generally equal spacing. The agricultural machine has at least one joint for dividing the frame beam into frame beam sections (5, 6) and means (9) for swinging the corresponding frame beam sections on each side of said centre line through a generally equal angle in the horizontal plane, so that neighbouring tools in the working position on the frame beam sections always maintain a generally equal relative spacing.

IPC Classes  ?

• A01C 5/06 - Machines for making or covering drills or furrows for sowing or planting
• A01B 63/14 - Lifting or adjusting devices or arrangements for agricultural machines or implements for implements drawn by animals or tractors
• A01B 73/06 - Folding frames foldable about a vertical axis

Abstract

The invention refers to a joint device at an agricultural machine with at least one tool- bearing beam (2a - c, 3a - c) for soil tillage tools (4, 5, 38, 39), such as seed coulters and cultivator tines, whereby a portion (10) of the beam end, at least on one side of the machine, is detachably fastened by means of a bolt/nut connection (13, 18, 23) arranged within said tool-bearing beam. A threaded body (18, 50) in the bolt/nut connection is fixed, preferably plug welded, in the main part of the beam (2a - c, 3a - c).

IPC Classes  ?

• A01B 73/00 - Means or arrangements to facilitate transportation of agricultural machines or implements, e.g. folding frames to reduce overall width
• A01B 51/04 - Undercarriages specially adapted for mounting-on various kinds of agricultural tools or apparatus drawn by animal or tractor
• F16B 7/18 - Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements

Abstract

Device at a seed drill comprising at least one sowing aggregate (2), which sowing aggregate (2) comprises a frame (4) and two seed furrow creating discs (10, 12) arranged angled relative to each other in a V-shape, which discs (10, 12) are connected to the frame (4). At least one of the discs (12) is acting with spring force against the other disc (10).

IPC Classes  ?

• A01C 5/06 - Machines for making or covering drills or furrows for sowing or planting

Abstract

The invention refers to a method for cleaning a hydraulic valve (20-25) in that binding, such as by adhering dirt, of a valve is detected, that a control member (19) is activated for valve cleaning, that a predetermined control signal is sent to the influencing apparatus (32) of said valve (20-25) and that pulses with predetermined amplitude are generated in at least one piston and cylinder unit (14-17) connected to the said valve to thereby create a varying flow through the said valve. The invention also refers to a device for execution of the said method, which device has a control member that can influence the said influencing apparatus either manually or automatically. The method and device according to the invention are preferably applied for an agricultural machine.

IPC Classes  ?

• F15B 21/04 - Special measures taken in connection with the properties of the fluid
• B08B 9/02 - Cleaning pipes or tubes or systems of pipes or tubes

Abstract

The invention refers to a device at a spring tine (2) or similar for an agricultural machine with a cross-placed beam (4), which device is comprised of a crossbeam fastening (7, 8, 9a, 9b) for said spring tine (2), wherein said spring tine has two ends, of which a first end portion (6) is adapted for tillage of soil either directly or indirectly via a tool and of which a second end portion (3) is intended to be detachably fastened by means of said fastening (7, 8, 9a, 9b). The device comprises on the second end portion (3) a turn-resistant member (12, 15, 27, 28, 36, 40) intended to prevent turning of said spring tine (2) during any load imbalance of the same and a screw/nut connection seat (30, 37, 41) arranged at a distance (x) from the turn-resistant member, wherein said distance (x) is less than half the abutting surface of said second end portion against the intended crossbeam.

IPC Classes  ?

• A01B 23/02 - Teeth; Fixing the teeth
• A01B 35/24 - Spring tools