Mixtron S.r.l.

Italy

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IPC Class
F04B 53/16 - CasingsCylindersCylinder liners or headsFluid connections 11
F04B 1/18 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders having self-acting distribution members, i.e. actuated by working fluid 6
F04B 53/10 - ValvesArrangement of valves 6
F04B 1/143 - Cylinders 5
F04B 1/145 - Housings 5
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NICE Class
07 - Machines and machine tools 5
09 - Scientific and electric apparatus and instruments 5
20 - Furniture and decorative products 1
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Pending 3
Registered / In Force 26

1.

MIXTRON

      
Serial Number 99473769
Status Pending
Filing Date 2025-10-31
Owner Mixtron S.R.L. (Italy)
NICE Classes  ?
  • 07 - Machines and machine tools
  • 09 - Scientific and electric apparatus and instruments

Goods & Services

Pumps for machines; mechanical valves for regulating fluid flow being parts of machines; dosing valves being parts of machines; dispensing valves being parts of machines; control valves for regulating the flow of liquids being parts of machines; dosing pumps not for medical use; high pressure pumps; pumps as part of machines, engines and motors Machines for dispensing pre-determined dosages of medication; liquid dosage devices that measure the amounts to be dispensed; dosage dispensers, namely, dispensers of preset portions of fluids, solid granules and powder for dosing purposes, all not for medical use; mechanical devices, namely, dispensers of preset portions of fluids, solid granules and powder for dosing purposes, all not for medical use; automatic liquid-flow control machines and instruments; automatic valves for controlling and regulating the flow of liquids not being parts of plumbing, heating, cooling installations or machines; automatic liquid-level control machines and instruments; water-powered device which creates a mixture of water and other fluids and dispenses this mixture; devices which create and dispense a mixture of fluids

2.

PROPORTIONAL VOLUMETRIC DOSING UNIT

      
Application Number IB2024052475
Publication Number 2024/256882
Status In Force
Filing Date 2024-03-14
Publication Date 2024-12-19
Owner MIXTRON S.R.L. (Italy)
Inventor
  • Brevini, Renato
  • Brevini, Stefano

Abstract

A proportional volumetric dosing unit (1) is described, comprising: a motor (20) provided with an output shaft (31) movable along a respective sliding axis (X) between an upper dead centre position and a lower dead centre position, and a pump (25) fixed to the motor and adapted to be driven by said output shaft. Said pump comprising: a pump piston (362) fixed to an end of the output shaft, and a tubular body (300) coaxial with the output shaft and provided with an inner tubular surface (305), which comprises at least one contact section on which the pump piston slides in contact. Said tubular body (300), at least at the contact section, comprises a first annular portion (301) at least partially lined by a second annular portion (302), which second annular portion provides the inner tubular surface (305) at the contact section. Where the second annular portion is made of a polymeric material which is chemically more resistant to corrosion, against a predetermined corrosive agent, with respect to a polymeric or composite material of which the first annular portion is made, and/or the first annular portion is made of a polymeric or composite material which is mechanically more resistant than a polymeric material in which the second annular portion is made.

IPC Classes  ?

  • F04B 13/00 - Pumps specially modified to deliver fixed or variable measured quantities
  • F04B 15/04 - Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being hot or corrosive
  • F04B 53/16 - CasingsCylindersCylinder liners or headsFluid connections

3.

Proportional volumetric dosing unit

      
Application Number 18701756
Status Pending
Filing Date 2022-09-30
First Publication Date 2024-12-05
Owner MIXTRON S.R.L. (Italy)
Inventor
  • Brevini, Stefano
  • Brevini, Renato

Abstract

A proportional volumetric dosing unit (1) is described comprising a pump (25) provided with a piston (235) adapted to supply an auxiliary fluid to a motor (20) of the proportional volumetric dosing unit itself, which moves the piston (235) of the pump and is fluidly connected to an inlet conduit (10) of a main fluid and an outlet conduit (15) of a mixed fluid, said motor comprising a piston (30) slidably housed in a cylinder (100) of the motor and connected to the piston (235) of the pump to move it, wherein the piston (30) comprises an annular scaling lip (80) protruding from a top (55) of the piston (30), and an end portion thereof distal from the top of the piston is applied in contact to the cylinder (100) making a fluid seal, said proportional volumetric dosing unit being characterized in that it comprises an elastic element (130) which pushes the annular sealing lip (80) against the cylinder (100).

IPC Classes  ?

  • F04B 9/105 - Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having only one pumping chamber reciprocating movement of the pumping member being obtained by a double-acting liquid motor
  • F04B 13/02 - Pumps specially modified to deliver fixed or variable measured quantities of two or more fluids at the same time
  • F16J 1/00 - PistonsTrunk pistonsPlungers
  • G01F 11/02 - Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement

4.

PROPORTIONAL VOLUMETRIC DOSING DEVICE

      
Application Number IB2024051664
Publication Number 2024/180428
Status In Force
Filing Date 2024-02-21
Publication Date 2024-09-06
Owner MIXTRON S.R.L. (Italy)
Inventor
  • Brevini, Renato
  • Brevini, Stefano

Abstract

A proportional volumetric dosing device (1,1',1'') is described, comprising: a motor (20) provided with: an inlet conduit (10) of a first liquid and an outlet conduit (15) of a mixture of the first liquid with a second liquid, a tubular body (105) into which the inlet conduit flows, a piston (30) provided with a portion (65) slidably inserted in the tubular body (105) and movable along a respective sliding axis (X) between a top dead centre position and a bottom dead centre position, an output shaft (31) integral in sliding with the piston, and a base portion coaxial to the sliding axis (X). The dosing unit also comprises a pump (25,25') provided with: an inlet port of the second liquid, a pumping unit of the second liquid, said pumping unit being in fluid communication with the inlet port of the second liquid, being driven by the output shaft (31) of the motor and being provided with an outlet of the second pumped liquid, and a base portion coaxial to the sliding axis (X) and by means of which the pump is fixed to the motor. In addition, the dosing unit includes a by-pass conduit (600,605) connecting the outlet of the pumping unit to the outlet conduit (15) of the motor by-passing the inlet conduit (10) and an axial cavity (116) of the tubular body comprised between the piston and the inlet conduit. Where the by-pass conduit (600,605) includes at least a portion passing through an interface area between the motor and the pump at said bases.

IPC Classes  ?

  • G01F 11/02 - Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement
  • G01F 15/18 - Supports or connecting means for meters
  • B01F 35/80 - Forming a predetermined ratio of the substances to be mixed
  • F04B 13/02 - Pumps specially modified to deliver fixed or variable measured quantities of two or more fluids at the same time
  • G05D 11/00 - Control of flow ratio

5.

PROPORTIONAL VOLUMETRIC DOSING DEVICE

      
Application Number IB2023063026
Publication Number 2024/157077
Status In Force
Filing Date 2023-12-20
Publication Date 2024-08-02
Owner MIXTRON S.R.L. (Italy)
Inventor
  • Brevini, Renato
  • Brevini, Stefano

Abstract

A proportional volumetric dosing device (1, 1') is described, comprising a motor (20) provided with an inlet port (11) of a first liquid and an output shaft (31) movable along a respective sliding axis (X) between a top dead centre position and a bottom dead centre position. The dosing device also comprises a pump (25, 25') fixed to the motor and adapted to be driven by said output shaft. Said pump comprises a tubular body (300) coaxial to the output shaft and provided with an inner tubular surface (305) defining an inner volume (310) of the pump in which the output shaft (31) is partially inserted in its movement between the bottom dead centre and the top dead centre, said tubular body comprising a first longitudinal end, distal from the motor, near or at which the inner tub-ular surface makes available an inlet port (315) of a second liquid to be pumped, and an opposite second longitudinal end, proximal to the motor, and near or at which the inner tubular surface makes available an outlet port (320) of the second liquid. The pump also comprises a sleeve (330) which connects the tubular body (300) to the motor and is provided with an inner volume (335) in fluid communication with the outlet port (320) of the second liquid, an annular sealing gasket (350, 350'), which gasket is provided with: an inner annular surface (355) in which a section of the output shaft (31) sealingly slides at least when the output shaft is at the bottom dead centre, an outer annular sur-face (360) opposite the inner annular surface, a first face (365) connecting the inner annular surface to the outer annular surface and a second face (370) opposite to the first face, and a pushing device (405) which generates a thrust on the annular sealing gasket in a direction for holding the annular sealing gasket in contact with the housing seat, thereby creating a hermetic sealing therewith.

IPC Classes  ?

  • F04B 13/02 - Pumps specially modified to deliver fixed or variable measured quantities of two or more fluids at the same time
  • G01F 11/02 - Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement
  • G05D 11/00 - Control of flow ratio
  • G01F 3/16 - Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement having rigid movable walls comprising reciprocating pistons, e.g. reciprocating in a rotating body in stationary cylinders

6.

AUTOMATIC DELIVERY AND SUCTION VALVE ASSEMBLY AND PUMP PROVIDED WITH SAID VALVE ASSEMBLY

      
Application Number IB2023062664
Publication Number 2024/134393
Status In Force
Filing Date 2023-12-14
Publication Date 2024-06-27
Owner MIXTRON S.R.L. (Italy)
Inventor
  • Brevini, Renato
  • Brevini, Stefano

Abstract

An automatic suction and delivery valve assembly (200, 200', 200''), which may be removably inserted in high pressure pumps (1,1'), is described, said valve assembly comprising: a valve body (205) provided with a first end (210) and an opposite second end (215), a first duct (245) developing from a first opening (250) made in the first end of the valve body to a second opening (255) made in the valve body, a second duct (270) made in the valve body and not intersecting the first duct, provided with a first opening (275) made in the valve body and a second opening (280) made in the second end of the valve body, a first shutter (300) movable at least between a closed position in which it tightly obstructs the first opening (250) of the first duct, and an open position, in which it is spaced from the first opening (250) of the first duct and allows the passage of a flow through the first opening itself, and a second shutter (320) movable at least between a closed position, in which it tightly obstructs the second opening (280) of the second duct, and an open position, in which it is spaced from the second opening (280) of the second duct and allows the passage of a flow through the second opening. Where the valve body (205) at the first opening of the first duct and the second opening of the second duct makes available an annular sealing seat (260) of the first shutter and an annular sealing seat (285) of the second shutter, respectively. In addition, the first and second shutters each comprise a corresponding contact surface (305, 325) which at least partially contacts, when the shutter is in the closed position, the respective annular seat along at least one closed annular path, which contact surfaces (305, 325) each comprise either a respective convex annular surface or a truncated-cone surface.

IPC Classes  ?

7.

PISTON PUMP OF THE TYPE HAVING AT LEAST THREE PUMPING CHAMBERS

      
Application Number IB2023062783
Publication Number 2024/134428
Status In Force
Filing Date 2023-12-15
Publication Date 2024-06-27
Owner MIXTRON S.R.L. (Italy)
Inventor
  • Brevini, Renato
  • Brevini, Stefano

Abstract

A piston pump (1,1',1'') is described, of the type having at least three pumping chambers (20) comprising: a plurality of pistons (45), a head (10) in which a plurality of through holes (15) are made, in each of which a respective piston is slidably housed and in each of which a respective pumping chamber is at least partially contained, a cover (155,155',155'') removably fixed to the head and provided with a first face (165) in contact with the head and an opposite second face (160), and a delivery channel (175,185,185',185'',190) formed in the cover (155,155',155'').

IPC Classes  ?

  • F04B 1/143 - Cylinders
  • F04B 1/182 - Check valves
  • F04B 53/00 - Component parts, details or accessories not provided for in, or of interest apart from, groups or
  • F04B 53/16 - CasingsCylindersCylinder liners or headsFluid connections
  • F04B 1/145 - Housings
  • F04B 39/12 - CasingsCylindersCylinder headsFluid connections

8.

VALVE ASSEMBLY AND PUMP PROVIDED WITH SAID VALVE ASSEMBLY

      
Application Number IB2023062866
Publication Number 2024/134450
Status In Force
Filing Date 2023-12-18
Publication Date 2024-06-27
Owner MIXTRON S.R.L. (Italy)
Inventor
  • Brevini, Renato
  • Brevini, Stefano

Abstract

A valve assembly (200,200') removably insertable in high-pressure pumps is described, said valve assembly comprising: a valve body (205), a duct (245) made in the valve body, and a shutter (300) movable at least between a closed position, in which it obstructs the flow through said duct, and an open position, in which it allows the passage of a flow through the duct. Wherein said valve assembly comprises a tubular sleeve (360,360') which develops from a portion of the valve body in a direction away therefrom and defines an internal volume in fluid communication with the duct.

IPC Classes  ?

9.

Piston pump

      
Application Number 18264618
Grant Number 12331739
Status In Force
Filing Date 2022-01-17
First Publication Date 2024-04-11
Grant Date 2025-06-17
Owner MIXTRON S.R.L. (Italy)
Inventor Brevini, Stefano

Abstract

A piston pump is described for pumping a liquid including a head in which at least a cylinder is disposed, a piston slidably inserted in the cylinder, a first sealing annular gasket which circumferentially sealingly contacts the piston, a second sealing annular gasket which circumferentially sealingly contacts the piston, and an annular body which circumferentially encloses the piston and is at least partially accommodated in a housing seat disposed in the head in a portion of the cylinder. The annular body includes a first housing seat in which the first sealing annular gasket is housed, a second housing seat in which the second sealing annular gasket is housed, and a third housing seat in which a third sealing annular gasket is housed, which is placed between the annular body and the housing seat of the annular body.

IPC Classes  ?

  • F04B 1/145 - Housings
  • F04B 53/16 - CasingsCylindersCylinder liners or headsFluid connections
  • F16J 15/3212 - Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip provided with tension elements, e.g. elastic rings with metal springs

10.

AXIAL PUMP WITH INCLINED PLATE

      
Application Number 18264622
Status Pending
Filing Date 2022-01-18
First Publication Date 2024-03-28
Owner MIXTRON S.R.L. (Italy)
Inventor Brevini, Stefano

Abstract

The present invention relates to an axial piston pump (1) of the rotating inclined plate type for pumping a liquid comprising: a head (25), a plurality of cylinders (30) made in the head (25) in a number greater than two, having axes (C) parallel to each other and the cylinders being arranged radially around a common axis (A) parallel to the axes of the cylinders, a plurality of pistons (75), each slidingly inserted within a respective cyl-inder (30) of the plurality of cylinders (30) for the pumping of the liquid, and a plurality of delivery ducts (145) made in the head (25), each of which runs directly from a re-spective cylinder (30) to a respective delivery valve (120) and is arranged transversely to the axis (C) of the respective cylinder. Where the head (25) has a first side (61) and a second side (62), the second side (62) being opposite to the first side (61) in relation to an imaginary secant plane (S) which contains the common axis (A) and which is paral-lel to the axes (C) of the cylinders (30), where the plurality of cylinders (30) comprises a first arrangement of cylinders, which has its own axis (C) between the first side (61) and the imaginary secant plane (S), and a second arrangement of cylinders, which has its own axis (C) between the second side (62) and the imaginary secant plane (S). Said delivery ducts (145) running from the cylinders (30) of the first arrangement of cylin-ders, run from the respective cylinder (30) towards the first side (61), and the delivery ducts running from the cylinders of the second arrangement of cylinders, run from the respective cylinder (30) towards the second side (62).

IPC Classes  ?

  • F04B 53/16 - CasingsCylindersCylinder liners or headsFluid connections
  • F04B 1/14 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
  • F04B 1/145 - Housings
  • F04B 1/18 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders having self-acting distribution members, i.e. actuated by working fluid

11.

Pump for liquids

      
Application Number 29869713
Grant Number D1016102
Status In Force
Filing Date 2023-01-06
First Publication Date 2024-02-27
Grant Date 2024-02-27
Owner MIXTRON S.R.L. (Italy)
Inventor Brevini, Stefano

12.

Pump for liquids

      
Application Number 35513356
Grant Number D1006833
Status In Force
Filing Date 2021-07-08
First Publication Date 2023-12-05
Grant Date 2023-12-05
Owner MIXTRON S.R.L. (Italy)
Inventor Brevini, Stefano

13.

PUMP WITH A PLURALITY OF PUMPING CHAMBERS

      
Application Number IB2022061997
Publication Number 2023/119049
Status In Force
Filing Date 2022-12-09
Publication Date 2023-06-29
Owner MIXTRON S.R.L. (Italy)
Inventor
  • Brevini, Renato
  • Brevini, Stefano

Abstract

A pump (1,1') is described for pumping a liquid comprising: a head (50,50') in which a plurality of pumping chambers (5,5') is realised, a plurality of suction valves (95) and a plurality of delivery valves (100), of the automatic one-way type, each housed in a respective housing seat made in the head (50,50'), wherein at least two housing seats are each at least partially realised as a hole starting from an outer surface (60,60') of the head (50,50'), in which outer surface it realises an inlet opening (70,70'), and which comprises a restricted section realised within the head (50,50'), which restricted section makes available an abutment surface (80,80') facing the inlet opening (70,70') and on which the respective valve rests. Said pump comprising a cover (125,125') fixed to the head (50,50') and which closes at least said two inlet openings by tightening the suction or delivery valves present in the housing seats of the corresponding inlet openings closed by the cover (125,125') between the respective abutment surface (80,80') and the cover itself.

IPC Classes  ?

  • F04B 53/00 - Component parts, details or accessories not provided for in, or of interest apart from, groups or
  • F04B 53/10 - ValvesArrangement of valves
  • F04B 53/16 - CasingsCylindersCylinder liners or headsFluid connections
  • F04B 53/22 - Arrangements for enabling ready assembly or disassembly

14.

MEMBRANE PUMP

      
Application Number IB2022060841
Publication Number 2023/099991
Status In Force
Filing Date 2022-11-10
Publication Date 2023-06-08
Owner MIXTRON S.R.L. (Italy)
Inventor
  • Brevini, Renato
  • Brevini, Stefano

Abstract

A membrane pump (1a,1b,1c,1d,1e) is described comprising a pumping chamber (20), partially defined by a flexible membrane (25), and a membrane drive mechanism configured to flex the membrane in order to vary a volume of the pumping chamber (20), said drive mechanism comprising a swash plate (45) rotatable with respect to an axis of rotation (X) and configured to push the flexible membrane (25) by flexing it.

IPC Classes  ?

  • F04B 1/12 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
  • F04B 1/148 - Bearings therefor
  • F04B 43/02 - Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms

15.

PROPORTIONAL VOLUMETRIC DOSING UNIT

      
Application Number IB2022059348
Publication Number 2023/067418
Status In Force
Filing Date 2022-09-30
Publication Date 2023-04-27
Owner MIXTRON S.R.L. (Italy)
Inventor
  • Brevini, Stefano
  • Brevini, Renato

Abstract

A proportional volumetric dosing unit (1) is described comprising a pump (25) provided with a piston (235) adapted to supply an auxiliary fluid to a motor (20) of the proportional volumetric dosing unit itself, which moves the piston (235) of the pump and is fluidly connected to an inlet conduit (10) of a main fluid and an outlet conduit (15) of a mixed fluid, said motor comprising a piston (30) slidably housed in a cylinder (100) of the motor and connected to the piston (235) of the pump to move it, wherein the piston (30) comprises an annular sealing lip (80) protruding from a top (55) of the piston (30), and an end portion thereof distal from the top of the piston is applied in contact to the cylinder (100) making a fluid seal, said proportional volumetric dosing unit being characterized in that it comprises an elastic element (130) which pushes the annular sealing lip (80) against the cylinder (100).

IPC Classes  ?

  • F16J 1/00 - PistonsTrunk pistonsPlungers
  • F16J 15/3208 - Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip provided with tension elements, e.g. elastic rings
  • F16J 15/56 - Other sealings for reciprocating rods
  • G01F 11/02 - Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement

16.

Axial piston pump with inclined plate

      
Application Number 17784865
Grant Number 11994116
Status In Force
Filing Date 2020-12-02
First Publication Date 2023-01-05
Grant Date 2024-05-28
Owner MIXTRON S.R.L. (Italy)
Inventor
  • Brevini, Stefano
  • Brevini, Renato

Abstract

The present invention relates to an axial piston pump (1,1′) with inclined plate for pumping a liquid comprising: a head (20) in which there are at least partially a plurality of cylinders (25) in a number greater than three, with parallel central axes, a plurality of pistons (75), each one sliding inside a respective cylinder (25) of the plurality of cylinders (25) for pumping liquid, a housing seat of a suction valve (115) made in the head (20), a housing seat of a delivery valve (120) made in the head (20). The housing seat of the suction valve (115) and the housing seat of the delivery valve (120) are in direct fluid communication with each other via a rectilinear channel (155) made in the head, said channel in turn being in direct fluid communication with a cylinder (25) of the plurality of cylinders.

IPC Classes  ?

  • F04B 1/18 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders having self-acting distribution members, i.e. actuated by working fluid
  • F04B 1/2042 - Valves

17.

Axial piston pump with inclined plate

      
Application Number 17784850
Grant Number 12044233
Status In Force
Filing Date 2020-12-01
First Publication Date 2023-01-05
Grant Date 2024-07-23
Owner MIXTRON S.R.L. (Italy)
Inventor
  • Brevini, Stefano
  • Brevini, Renato

Abstract

e) in fluid communication with the housing seat of the corresponding delivery valve (120).

IPC Classes  ?

  • F04D 1/14 - Pumps raising fluids by centrifugal force within a conical rotary bowl with vertical axis
  • F04B 1/14 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
  • F04B 1/143 - Cylinders
  • F04B 1/18 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders having self-acting distribution members, i.e. actuated by working fluid
  • F04B 1/2042 - Valves
  • F04B 53/10 - ValvesArrangement of valves
  • F04B 53/16 - CasingsCylindersCylinder liners or headsFluid connections

18.

Axial piston pump with inclined plate

      
Application Number 17784976
Grant Number 11959474
Status In Force
Filing Date 2020-11-30
First Publication Date 2023-01-05
Grant Date 2024-04-16
Owner MIXTRON S.R.L. (Italy)
Inventor
  • Brevini, Stefano
  • Brevini, Renato

Abstract

The present invention concerns an axial piston pump (1, 1′, 1″,1′″) for the pumping of a liquid comprising: a head (20) in which there is at least partially made a plurality of cylinders (25) in a number greater than three, with central axes parallel between them, a plurality of pistons (75) each of which slide in a respective cylinder (25) of the plurality of cylinders (25) for the pumping of the liquid, and a suction channel of the liquid to pump, which is equipped with a primary duct (140) and a plurality of branch ducts (145, 145′,145″), each of said branch ducts (145, 145′,145″) being adapted to place the primary duct (140) in fluid communication with a respective cylinder (25) of the plurality of cylinders (25), in which the primary duct (140) is positioned between the central axes of the cylinders (25).

IPC Classes  ?

  • F04B 1/14 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
  • B23C 5/08 - Disc-type cutters
  • F04B 1/143 - Cylinders
  • F04B 1/146 - Swash platesActuating elements
  • F04B 53/00 - Component parts, details or accessories not provided for in, or of interest apart from, groups or

19.

PISTON PUMP

      
Application Number IB2022050340
Publication Number 2022/172097
Status In Force
Filing Date 2022-01-17
Publication Date 2022-08-18
Owner MIXTRON S.R.L. (Italy)
Inventor Brevini, Stefano

Abstract

A piston pump (1) is described for pumping a liquid comprising: a head (10) wherein at least a cylinder (15) is obtained, a piston (45) slidably inserted in the cylinder, a first sealing annular gasket (60) which circumferentially sealingly contacts the piston (45), a second sealing annular gasket (80) which circumferentially sealingly contacts the piston, and an annular body (100) which circumferentially encloses the piston (45) and is at least partially accommodated in a housing seat (110) obtained in the head (10) in a portion of the cylinder (15). Said annular body (100) comprises: a first housing seat (150) wherein the first sealing annular gasket (60) is housed, a second housing seat (155) wherein the second sealing annular gasket (80) is housed, and a third housing seat (185) wherein a third sealing annular gasket (190) is housed, which is placed between the annular body (100) and the housing seat (110) of the annular body.

IPC Classes  ?

20.

AXIAL PUMP WITH INCLINED PLATE

      
Application Number IB2022050379
Publication Number 2022/172099
Status In Force
Filing Date 2022-01-18
Publication Date 2022-08-18
Owner MIXTRON S.R.L. (Italy)
Inventor Brevini, Stefano

Abstract

The present invention relates to an axial piston pump (1) of the rotating inclined plate type for pumping a liquid comprising: a head (25), a plurality of cylinders (30) made in the head (25) in a number greater than two, having axes (C) parallel to each other and the cylinders being arranged radially around a common axis (A) parallel to the axes of the cylinders, a plurality of pistons (75), each slidingly inserted within a respective cyl-inder (30) of the plurality of cylinders (30) for the pumping of the liquid, and a plurality of delivery ducts (145) made in the head (25), each of which runs directly from a re-spective cylinder (30) to a respective delivery valve (120) and is arranged transversely to the axis (C) of the respective cylinder. Where the head (25) has a first side (61) and a second side (62), the second side (62) being opposite to the first side (61) in relation to an imaginary secant plane (S) which contains the common axis (A) and which is paral-lel to the axes (C) of the cylinders (30), where the plurality of cylinders (30) comprises a first arrangement of cylinders, which has its own axis (C) between the first side (61) and the imaginary secant plane (S), and a second arrangement of cylinders, which has its own axis (C) between the second side (62) and the imaginary secant plane (S). Said delivery ducts (145) running from the cylinders (30) of the first arrangement of cylin-ders, run from the respective cylinder (30) towards the first side (61), and the delivery ducts running from the cylinders of the second arrangement of cylinders, run from the respective cylinder (30) towards the second side (62).

IPC Classes  ?

  • F04B 1/14 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
  • F04B 1/145 - Housings
  • F04B 1/18 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders having self-acting distribution members, i.e. actuated by working fluid
  • F04B 53/16 - CasingsCylindersCylinder liners or headsFluid connections

21.

Metering pump

      
Application Number 29694930
Grant Number D0933714
Status In Force
Filing Date 2019-06-14
First Publication Date 2021-10-19
Grant Date 2021-10-19
Owner MIXTRON S.R.L. (Italy)
Inventor
  • Brevini, Renato
  • Brevini, Stefano

22.

AXIAL PISTON PUMP WITH INCLINED PLATE

      
Application Number IB2020061259
Publication Number 2021/123976
Status In Force
Filing Date 2020-11-30
Publication Date 2021-06-24
Owner MIXTRON S.R.L. (Italy)
Inventor
  • Brevini, Stefano
  • Brevini, Renato

Abstract

The present invention concerns an axial piston pump (1, 1', 1'',1''') for the pumping of a liquid comprising: a head (20) in which there is at least partially made a plurality of cylinders (25) in a number greater than three, with central axes parallel between them, a plurality of pistons (75) each of which slide in a respective cylinder (25) of the plurality of cylinders (25) for the pumping of the liquid, and a suction channel of the liquid to pump, which is equipped with a primary duct (140) and a plurality of branch ducts (145, 145',145''), each of said branch ducts (145, 145',145'') being adapted to place the primary duct (140) in fluid communication with a respective cylinder (25) of the plurality of cylinders (25), in which the primary duct (140) is positioned between the central axes of the cylinders (25).

IPC Classes  ?

  • F04B 53/00 - Component parts, details or accessories not provided for in, or of interest apart from, groups or
  • F04B 53/12 - ValvesArrangement of valves arranged in or on pistons
  • F04B 53/16 - CasingsCylindersCylinder liners or headsFluid connections
  • F04B 1/143 - Cylinders

23.

AXIAL PISTON PUMP WITH INCLINED PLATE

      
Application Number IB2020061307
Publication Number 2021/123982
Status In Force
Filing Date 2020-12-01
Publication Date 2021-06-24
Owner MIXTRON S.R.L. (Italy)
Inventor
  • Brevini, Stefano
  • Brevini, Renato

Abstract

This describes an axial piston pump (1, 1') with inclined plate for pumping a liquid comprising: a head (20) in which there are at least partially made a plurality of cylinders (25a, 25b, 25c, 25d, 25e) in a number greater than three, with central axes parallel to each other, a plurality of pistons (75) each one sliding in a respective cylinder (25a, 25b, 25c, 25d, 25e) of the plurality of cylinders (25a, 25b, 25c, 25d, 25e) for pumping liquid, a plurality of suction valves (115), each one housed in a respective housing seat made in the head (20), a plurality of suction channels (155a, 155b, 155c, 155d, 155e) made in the head, one for each suction valve (115), each of which, independently from the other suction channels, places a housing seat of a suction valve (115) in fluid communication with the corresponding cylinder (25a, 25b, 25c, 25d, 25e), a plurality of delivery valves (120), each one housed in a respective housing seat made in the head (20), a plurality of delivery channels (160a, 160b, 160c, 160d, 160e) made in the head, one for each delivery valve (120), each of which, independently from the other delivery channels, places a cylinder (25a, 25b, 25c, 25d, 25e) in fluid communication with the housing seat of the correspond-ing delivery valve (120).

IPC Classes  ?

  • F04B 1/12 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
  • F04B 1/18 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders having self-acting distribution members, i.e. actuated by working fluid
  • F04B 1/2042 - Valves
  • F04B 53/10 - ValvesArrangement of valves
  • F04B 53/16 - CasingsCylindersCylinder liners or headsFluid connections
  • F04B 1/143 - Cylinders

24.

AXIAL PISTON PUMP WITH INCLINED PLATE

      
Application Number IB2020061357
Publication Number 2021/123987
Status In Force
Filing Date 2020-12-02
Publication Date 2021-06-24
Owner MIXTRON S.R.L. (Italy)
Inventor
  • Brevini, Stefano
  • Brevini, Renato

Abstract

The present invention relates to an axial piston pump (1,1') with inclined plate for pumping a liquid comprising: a head (20) in which there are at least partially a plurality of cylinders (25) in a number greater than three, with parallel central axes, a plurality of pistons (75), each one sliding inside a respective cylinder (25) of the plurality of cylinders (25) for pumping liquid, a housing seat of a suction valve (115) made in the head (20), a housing seat of a delivery valve (120) made in the head (20). The housing seat of the suction valve (115) and the housing seat of the delivery valve (120) are in direct fluid communication with each other via a rectilinear channel (155) made in the head, said channel in turn being in direct fluid communication with a cylinder (25) of the plurality of cylinders.

IPC Classes  ?

  • F04B 1/12 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
  • F04B 1/18 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders having self-acting distribution members, i.e. actuated by working fluid
  • F04B 1/2042 - Valves
  • F04B 53/10 - ValvesArrangement of valves
  • F04B 53/16 - CasingsCylindersCylinder liners or headsFluid connections

25.

Proportional volumetric doser with improved dosing regulation

      
Application Number 16423366
Grant Number 11499858
Status In Force
Filing Date 2019-05-28
First Publication Date 2020-12-03
Grant Date 2022-11-15
Owner MIXTRON S.R.L. (Italy)
Inventor
  • Brevini, Renato
  • Brevini, Stefano

Abstract

The invention relates to a proportional volumetric doser (10) comprising a motor (20) to which a pump (30) is connected, which pump (30) comprises a tubular sleeve (80) inside which a cylinder (85) is housed in which a small doser piston (62) slides, mechanically connected to an output shaft of the motor (20), wherein an inner surface of the cylinder (85) and the small piston (62) partially define a dosing chamber (48) of an auxiliary fluid to be mixed in the motor (20) in a prefixed amount with the main fluid, where said cylinder (85) has a threaded outer portion that meshes with a threaded portion of a ring nut (70) so that a rotation of the ring nut (70) causes an axial translation of the cylinder (85) and the variation of the volume of the dosing chamber (48), said proportional volumetric doser (30) being characterized in that the sleeve (80) comprises a locking system (100) configured to mechanically lock the cylinder (85) with respect to the tubular sleeve (80) by creating a shape constraint.

IPC Classes  ?

  • G01F 11/00 - Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it
  • G01F 11/02 - Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement
  • G05D 11/02 - Controlling ratio of two or more flows of fluid or fluent material
  • G01F 11/32 - Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with stationary measuring chambers having constant volume during measurement with supply and discharge valves of the lift or plug-lift type for liquid or semiliquid
  • G01F 15/00 - Details of, or accessories for, apparatus of groups insofar as such details or appliances are not adapted to particular types of such apparatus
  • B01F 35/80 - Forming a predetermined ratio of the substances to be mixed
  • B01F 35/88 - Forming a predetermined ratio of the substances to be mixed by feeding the materials batchwise

26.

mixtron

      
Application Number 1467883
Status Registered
Filing Date 2018-11-21
Registration Date 2018-11-21
Owner MIXTRON S.R.L. (Italy)
NICE Classes  ?
  • 07 - Machines and machine tools
  • 09 - Scientific and electric apparatus and instruments

Goods & Services

Pumps [machines]; mechanical valves for regulating fluid flow; dosing valves being parts of machines; dispensing valves being parts of machines; control valves for regulating the flow of liquids being parts of machines; dosing pumps. Automatic dosage apparatus; liquid dosage devices that measure the amounts to be dispensed; dosage dispensers; mechanical devices, namely, dispensers of preset portions of fluids, solid granules and powder for dosing purposes, all not for medical use; automatic liquid-flow control machines and instruments; valves for controlling and regulating the flow of liquids not being parts of plumbing, heating, cooling installations or machines; automatic liquid-level control machines and instruments.

27.

MIXTRON

      
Serial Number 79259162
Status Registered
Filing Date 2018-11-21
Registration Date 2020-04-07
Owner MIXTRON S.R.L. (Italy)
NICE Classes  ?
  • 07 - Machines and machine tools
  • 09 - Scientific and electric apparatus and instruments

Goods & Services

Pumps for machines; mechanical valves for regulating fluid flow being parts of machines; dosing valves being parts of machines; dispensing valves being parts of machines; control valves for regulating the flow of liquids being parts of machines; dosing pumps not for medical use Machines for dispensing pre-determined dosages of medication; liquid dosage devices that measure the amounts to be dispensed; dosage dispensers, namely, dispensers of preset portions of fluids, solid granules and powder for dosing purposes, all not for medical use; mechanical devices, namely, dispensers of preset portions of fluids, solid granules and powder for dosing purposes, all not for medical use; automatic liquid-flow control machines and instruments; automatic valves for controlling and regulating the flow of liquids not being parts of plumbing, heating, cooling installations or machines; automatic liquid-level control machines and instruments

28.

MIXTRON

      
Application Number 193095500
Status Registered
Filing Date 2018-11-16
Registration Date 2022-01-19
Owner MIXTRON S.R.L. (Italy)
NICE Classes  ?
  • 07 - Machines and machine tools
  • 09 - Scientific and electric apparatus and instruments
  • 20 - Furniture and decorative products

Goods & Services

(1) Controlled volume pumps; dosing valves being parts of machines; dispensing valves being parts of machines; control valves for regulating the flow of liquids being parts of machines. (2) Automatic dosage dispensers; liquid dosage devices that measure the amounts to be dispensed; dosage dispensers; pumps as parts of dosage dispensers, not for medical use ; mechanical devices, namely, dispensers of preset portions of fluids, solid granules and powder for dosing purposes, all not for medical use; automatic controllers for measuring the liquid flow of liquid dosage dispensers; valves for controlling and regulating the flow of liquids not being parts of plumbing, heating, cooling installations or machines; automatic controllers for measuring the liquid level of liquid dosage dispensers.

29.

MIXTRON

      
Application Number 017986695
Status Registered
Filing Date 2018-11-16
Registration Date 2019-04-12
Owner MIXTRON S.R.L. (Italy)
NICE Classes  ?
  • 07 - Machines and machine tools
  • 09 - Scientific and electric apparatus and instruments

Goods & Services

pumps [machines]; mechanical valves for regulating fluid flow; dosing valves being parts of machines; dispensing valves being parts of machines; control valves for regulating the flow of liquids being parts of machines. automatic dosage apparatus; liquid dosage devices that measure the amounts to be dispensed; dosage dispensers; dosing pumps; mechanical devices, namely, dispensers of preset portions of fluids, solid granules and powder for dosing purposes, all not for medical use; automatic liquid-flow control machines and instruments; valves for controlling and regulating the flow of liquids not being parts of plumbing, heating, cooling installations or machines; automatic liquid-level control machines and instruments.