Abstract

The machine for balancing the wheels of a vehicle includes a supporting frame provided with a rotating shaft adapted to support and set a wheel (R) to be balanced in rotation; detection means for detecting the unbalance of the wheel (R); identification means for identifying at least one portion of the wheel (R) for the measurement of characteristic parameters, which includes an emitter of laser radiation along an optical emission path lying at least partly on a predefined plane of emission (X-Y); and a detector to receive the laser radiation and arranged along an optical receiving path; reflection means adapted to deflect the optical emission path and the optical receiving path, the optical emission path being substantially coincident with the optical receiving path.

IPC Classes  ?

• G01M 1/02 - Details of balancing machines or devices
• G01M 1/16 - Determining imbalance by oscillating or rotating the body to be tested

Abstract

The present invention concerns a tyre-changing machine provided with a basic structure that can rest on the ground, a retaining and rotation unit mounted on an upper part of the structure and adapted to retain and set the rim (C) of a wheel (R) in rotation around an axis of rotation of the wheel (Z-Z) and a holding column associated with the retaining and rotation unit and intended to support a tool for mounting/disassembling a tyre (P) onto/from the rim (C) of the wheel (R). Advantageously, the tool comprises a hooked end which can rotate passively around an axis of rotation (X-X) orthogonal to the axis of rotation of the wheel (Z-Z).

IPC Classes  ?

• B60C 25/05 - Machines
• B60C 25/138 - Machines for removing and mounting tyres having a tyre support or a tool, movable along wheel axis with rotary motion of tool or tyre support

Abstract

The machine (1) for balancing the wheels of a vehicle comprises: a supporting frame (2) provided with a rotating shaft (20) adapted to support and set a wheel (R) to be balanced in rotation; detection means for detecting the unbalance of the wheel (R); identification means (3) for identifying at least one portion of the wheel (R) for the measurement of characteristic parameters, which comprise: an emitter (30) of laser radiation (31) along an optical emission path (32) lying at least partly on a predefined plane of emission (X-Y); and a detector (34) to receive the laser radiation (31) and arranged along an optical receiving path (35); reflection means (4) adapted to deflect the optical emission path (32) and the optical receiving path (35), the optical emission path (32) being substantially coincident with the optical receiving path (35).

IPC Classes  ?

• G01M 1/26 - Determining imbalance by oscillating or rotating the body to be tested with special adaptations for marking, e.g. by drilling
• G01M 1/02 - Details of balancing machines or devices
• G01M 1/22 - Determining imbalance by oscillating or rotating the body to be tested and converting vibrations due to imbalance into electric variables

Goods & Services

Tyre inflating machines [garage installations]; Tire mounting and dismounting machines; Tyre trimming machines; Tyre vulcanising machines; Lifting attachments for land vehicles; Mobile vehicle lifting apparatus; Vehicle lifts; Jacks [machines]; Machines for lifting vehicles; Rack and pinion jacks; Lifting platforms; Cranes [lifting and hoisting apparatus]; Automatic tire removing and installing devices; Vulcanisation apparatus; Pneumatic grease guns; Electrically and mechanically operated hand tools for fitting and removing tyres. Tire balancing machines for land vehicles; Tyre matching apparatus; Tire balancing units for land vehicles; Vehicle wheel alignment machines; Wheel balancing apparatus; Wheel alignment measuring apparatus; Indicators for wheel alignment. Vehicle tyre fitting and repair; Tyre maintenance and repair; Fitting services for tyres; Retracking [alignment] of tyres; Regrooving of tyres; Tire rotating and balancing; Tyre balancing and fitting; Replacement of tyres; Vulcanisation of tyres for vehicles [repair]; Maintenance and repair of lifts; Rental of lifting apparatus.

Abstract

A wheel balancing device for balancing spoked wheels, includes a rotatable holding device that is configured to receive and rotatably support a spoked wheel to be balanced, as well as at least one spoke sensor that is configured to detect the spokes of the wheel.

IPC Classes  ?

• G01M 1/02 - Details of balancing machines or devices
• G01M 1/16 - Determining imbalance by oscillating or rotating the body to be tested
• G01M 1/22 - Determining imbalance by oscillating or rotating the body to be tested and converting vibrations due to imbalance into electric variables
• G01M 1/32 - Compensating imbalance by adding material to the body to be tested, e.g. by correcting-weights

Abstract

a control lever, associated with the bead breaking arm in proximity of the second extremity for controlling the operating actuator, wherein the control lever is hinged around an oscillation axis substantially horizontal and parallel to the longitudinal direction and is associated with return elements for maintaining the control lever in a substantially vertical balance position, the actuator being controlled in a first direction for bead breaking the tire when the control lever is rotated towards the wheel starting from the balance position.

IPC Classes  ?

• B60C 25/02 - Tyre levers or the like, e.g. hand-held
• B60C 25/13 - Machines for only breaking the beads acting axially at localised regions of the bead or side wall
• B60C 25/138 - Machines for removing and mounting tyres having a tyre support or a tool, movable along wheel axis with rotary motion of tool or tyre support

Abstract

A machine for balancing vehicle wheels includes: a base frame; a balancing shaft on which a vehicle wheel to be balanced can be fixed; a rotoidal resting unit, fitted on the base frame and supporting the balancing shaft in a revolving way around its own axis; and motor elements for placing in rotation the balancing shaft around its own axis; wherein the balancing shaft includes at least a measuring section which is magnetized and subject to a stress condition due to the unbalance of the wheel revolving on the balancing shaft, in proximity of the measuring section being arranged magnetic field sensor elements which are suitable for detecting by magnetostrictive effect the stress condition of the measuring section and are operatively associated with at least one processing and control unit suitable for determining the unbalance of the wheel starting from the stress condition of the measuring section.

IPC Classes  ?

• G01M 17/013 - Wheels
• F16F 15/32 - Correcting- or balancing-weights or equivalent means for balancing rotating bodies, e.g. vehicle wheels
• G01M 1/22 - Determining imbalance by oscillating or rotating the body to be tested and converting vibrations due to imbalance into electric variables
• F16F 15/36 - Correcting- or balancing-weights or equivalent means for balancing rotating bodies, e.g. vehicle wheels operating automatically

Abstract

The supporting plate (1) for a self-centering chuck (2) meant to support and lock the rim of a wheel comprises: - a main element (8), comprising a plurality of spokes (10), each having a groove (11) wherein respective jaws (12) of the chuck (2) can slide; and a plurality of peripheral sectors (14), each fixed to the main element (8) between two spokes (10).

IPC Classes  ?

• B60C 25/138 - Machines for removing and mounting tyres having a tyre support or a tool, movable along wheel axis with rotary motion of tool or tyre support

Abstract

The tyre-changing machine (1) comprises: a base frame (2) which can rest on the ground; a gripping and rotation unit (3) of a wheel mounted on the frame (2); a main arm (4) mounted on the frame (2) and carrying removal/fitting means for removing and/or fitting the tyre from/on the wheel; an auxiliary arm (6) mounted on the frame (2), carrying aiding means (7) for aiding the fitting/removal and suitable for moving between a work position where the aiding means (7) are positioned in correspondence to the unit (3) and an idle position where the aiding means (7) are moved away from the unit (3); and locking means (13, 14, 15, 16, 20) to lock in a releasable way the auxiliary arm (6) in the idle position.

IPC Classes  ?

• B60C 25/138 - Machines for removing and mounting tyres having a tyre support or a tool, movable along wheel axis with rotary motion of tool or tyre support

Abstract

The bead-breaking unit (1) for a tyre-changing machine (2) comprises: a supporting frame (6); a bead-breaking arm (7) having a first extremity hinged to the frame (6) and a second opposite extremity having a bead-breaking tool (8) suitable for breaking the bead of a tyre; operation means (9) for the movement of the arm (7) fitted on the frame (6); and fitting means (22) to fit in a removable way the frame (6) onto the machine (2).

IPC Classes  ?

• B60C 25/13 - Machines for only breaking the beads acting axially at localised regions of the bead or side wall

Abstract

The tyre-changing machine (1) comprises: a base structure (2) which can rest on the ground; a gripping and rotation unit (3), suitable for gripping the rim (4) of a wheel (4, 5) and placing it in rotation, mounted on a front part of the structure (2); a supporting post (10), arranged at the rear of the unit (3), connected to the structure (2) by means of a hinge (11) arranged in correspondence to a front part of the post (10) facing the unit (3), the post (10) being rotatable around the hinge (11) between a work position, wherein it is closer to the unit (3), and a disengagement position, wherein it is tilted to the rear and is farther from the unit (3); and a tool-carrying arm (12) fitted on the post (10) suitable for carrying a tool (13) to fit / remove a tyre (5) onto / from the rim (4).

IPC Classes  ?

• B60C 25/138 - Machines for removing and mounting tyres having a tyre support or a tool, movable along wheel axis with rotary motion of tool or tyre support

Abstract

The tool-carrying arm (1) for a tyre-changing machine (2) comprises: a first rod (6) suitable for carrying a tool to fit/remove a tyre onto/ from a rim of a wheel, the first rod (6) being suitable for axially sliding along a substantially vertical direction; and a second rod (8) which supports the first rod (6), suitable for being mounted on a supporting post (5) of the tyre-changing machine (2) and suitable for axially sliding along a substantially horizontal direction; wherein at least one of the first and second rods (6, 8) has a lateral surface (9, 10, 11, 12, 13, 14, 15, 16) at least in part cylindrical with a section only partially circular.

IPC Classes  ?

• B60C 25/138 - Machines for removing and mounting tyres having a tyre support or a tool, movable along wheel axis with rotary motion of tool or tyre support

Abstract

The balancing machine (1) for the balancing of vehicle wheels comprises: - a base frame (2); a balancing shaft (3) substantially horizontal on which can be fixed a vehicle wheel (R) to be balanced; a rotoidal resting unit (6, 7, 8) supporting the balancing shaft (3) in a rotatable way around its own axis; - motor means (9) for placing in rotation the balancing shaft (3) around its own axis; a bending-torsional structure (12, 13, 14) having a first plate (12), a second plate (13) and a third plate (14) arranged in a U-shape, wherein the first plate (12) is associated with the base frame (2) and connects the second plate (13) to the third plate (14) and wherein the second plate (13) and the third plate (14) support substantially opposite sides.of the rotoidal resting unit (6, 7, 8) and are subject to a bending-torsional condition due to the effect of the unbalance of the wheel (R) in rotation on the balancing shaft (3); - sensor means (20, 21) associated with at least one between the second plate (13) and the third plate (14) and suitable for detecting the bending-torsional condition; and a processing and control unit (22) operatively associated with the sensor means (20, 21) and suitable for determining the unbalance of the wheel (R) starting from the bending-torsional condition.

IPC Classes  ?

• G01M 1/04 - Adaptation of bearing support assemblies for receiving the body to be tested
• G01M 1/22 - Determining imbalance by oscillating or rotating the body to be tested and converting vibrations due to imbalance into electric variables

Abstract

The tyre-changing machine (1) for fitting and removing vehicle wheels comprises: a base frame (2); a grip unit (3, 4, 5) fitted on the base frame (2) in a revolving way around a rotation axis (A) and suitable for gripping a vehicle wheel (R) having a rim (C) and a tyre (P) to fit/remove; - first operating means (12) suitable for placing in rotation the grip unit (3, 4, 5) around the rotation axis (A); at least an operating head (17, 18, 19) fitted on the base frame (2) and having at least a work tool (20, 21, 22); second operating means (23, 24, 25) suitable for positioning the operating head (17, 18, 19) and the wheel (R) in a work configuration wherein the work tool (20, 21, 22) is arranged in contact against the tyre (P); wherein the grip unit (3, 4, 5) comprises a first measuring portion (36) subject to a stress condition due to the contact between the work tool (20, 21, 22) and the tyre (P), in correspondence to the first measuring portion (36) first sensor means (37, 38) being arranged which are suitable for detecting the stress condition of the first measuring portion (36) and are operatively associated with a processing and control unit (39) suitable for determining a condition of danger of the tyre (P) starting from the stress condition.

IPC Classes  ?

• B60C 25/05 - Machines

Abstract

The balancing machine (1) for balancing vehicle wheels comprises: a base frame (2); - - a balancing shaft (3) on which a vehicle wheel (R) to be balanced can be fixed; - a rotoidal resting unit (6, 7), fitted on the base frame (2) and supporting the balancing shaft (3) in a revolving way around its own axis; - motor means (13) for placing in rotation the balancing shaft (3) around its own axis; wherein the balancing shaft (3) comprises at least a measuring section (16) which is magnetized and subject to a stress condition due to the unbalance of the wheel (R) revolving on the balancing shaft (3), in proximity of the measuring section (16) being arranged magnetic field sensor means (17,.18) which are suitable for detecting by magnetostrictive effect the stress condition of the measuring section (16) and are operatively associated with at least one processing and control unit (19) suitable for determining the unbalance of the wheel (R) starting from the stress condition of the measuring section (16).

IPC Classes  ?

• G01M 1/22 - Determining imbalance by oscillating or rotating the body to be tested and converting vibrations due to imbalance into electric variables

Goods & Services

(1) Machines for fitting and removing tyres; elevators (lifts); hydraulic jacks; machines for changing tyres; hydraulic automobile lifters; car wheel washing machines; tyre inflating machines; pressure machines for tyres; balance machines for tyres; power-operated tyre mounting machines; machines and devices for balancing vehicle wheel; wheel alignment machines; wheel balancing machines; callipers for tyres; inspections machines for checking tyre inner surface; tyre balancing machines for land vehicles; tyre balancing units for vehicles; tyre balancing machines for motor vehicles; tyre pressure gauges; tyre pressure measurers; tyre tread depth gauges.

Abstract

The balancing machine (1) for balancing vehicle wheels comprises: a base frame (2) supporting gripping and rotation means (3) for gripping and rotating a wheel (R) for vehicles around a balancing axis (A), first sensor means (4) associated with the gripping and rotation means (3) suitable for detecting the unbalance of the wheel (R), an electronic processing and control unit (5) associated with the first sensor means (4) for the calculation of at least a balancing weight to apply onto the wheel (R) to balance the unbalance, and an auxiliary detection appliance (6, 7, 8) associated with the base frame (2) and having: a rolling device (6) suitable for pressing onto the wheel (R), and in turn comprising: a support structure (9, 10) for two rollers (11) revolving around axes parallel to each other, and a flexible member (12) closed on itself in a loop, wrapped around the rollers (11) and having a substantially flat active section (12a), suitable for pressing on the wheel (R) to simulate the rolling thereof on the road, and a return section (12b) substantially opposite the active section (12a), and second sensor means (8) associated with the rolling device (6) and suitable for detecting the behaviour of the wheel (R) when pressed by the rolling device (6).

IPC Classes  ?

• G01M 1/04 - Adaptation of bearing support assemblies for receiving the body to be tested
• G01M 17/02 - Tyres

Abstract

The method (M) for detecting the shape and/or dimensions of a wheel (3) on vehicle repair workshop machines or the like comprises the stages of: projection (B1, B2) of a line of light (6) onto the surface of a portion of a wheel (3) mounted rotating on a vehicle repair workshop machine (1) or the like; acquisition (C1, C2) of at least a two-dimensional image (Ii) of the projected line of light (6); processing (F) of the acquired image (Ii) to determine the profile (Pi) of the portion of the wheel (3); at least two stages (D1, D2) of complete rotation of the wheel (3); and a distributed detection stage (A), wherein the projection stage (B1, B2) and acquisition stage (C1, C2) are performed in correspondence to first angular positions (αj) of the wheel (3) during the first rotation stage (D1), and in correspondence to second angular positions (αk) of the wheel (3) during the second rotation stages (D2), at least some of the first angular positions (αj) and the second angular positions (αk) being non-coincident.

IPC Classes  ?

• G01B 11/25 - Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. moiré fringes, on the object
• G01M 1/02 - Details of balancing machines or devices

Abstract

The method (M) for detecting the shape and/or dimensions of a wheel (3) on vehicle repair workshop machines or the like comprises the stages of: - projection (B) of a line of light (6) onto the surface of a portion of a wheel (3) mounted rotating on a vehicle repair workshop machine (1) or the like; - acquisition (C) of at least a two-dimensional image (10 of the projected line of light (6); - processing (F) of the acquired image (Ii) to determine the profile (Pi) of the portion of the wheel (3); - at least two stages (D, E) of complete rotation of the wheel (3); and - an iterated detection stage (A), wherein the projection stage (B) and acquisition stage (C) are repeated for each of the two rotation stages (D, E) in correspondence to predefined angular positions (μΐ) of the wheel (3), the angular positions (ai) of a rotation stage (D, E) coinciding with the angular positions (ai) of the other rotation stage (D, E).

IPC Classes  ?

• G01B 11/25 - Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. moiré fringes, on the object
• G01M 1/02 - Details of balancing machines or devices

Abstract

A machine for fitting and removing the wheel tires of vehicles comprises a base frame with a turntable for gripping and rotating a rim of wheels for vehicles with at least a retention flange and a bead of a tire to be fitted on, or removed from, the rim; an operating head is operatively associated with the base frame, and is positionable near the retention flange. The operating head includes a guiding nut for the bead; a guiding wing for the bead; a grip tool for gripping the bead which is arranged between the guiding nut and the guiding wing, and includes a shaped active extremity with an oblique profile suitable for cooperating with the guiding nut for guiding the bead. Actuator assembly moves the grip tool between a first guiding configuration of the bead, in which the active extremity is arranged near the guiding nut and near the guiding wing, and a second grip configuration of the bead. The actuator assembly moves the grip tool from the first configuration to the second configuration along a first trajectory and from the second configuration to the first configuration along a second trajectory, substantially different from the first trajectory.

IPC Classes  ?

• B60C 25/138 - Machines for removing and mounting tyres having a tyre support or a tool, movable along wheel axis with rotary motion of tool or tyre support
• B60C 25/132 - Machines for removing and mounting tyres

Abstract

The balancing machine for balancing vehicle wheels includes a base frame for supporting a balancing shaft, which receives the vehicle wheel. A plurality of light sources are arranged in a ring around the balancing shaft, and a plurality of pattern generators projects images onto the side of the wheel to form reference points. The light sources are split into sectors, and at least one pattern generator is arranged between two sectors of the light sources. Laser pointers may be used as pattern generators.

IPC Classes  ?

• G01M 1/08 - Instruments for indicating directly the magnitude and phase of the imbalance

Abstract

The tire-changing machine for fitting and removing vehicle wheels comprises a base frame for supporting gripping and rotating means for a vehicle wheel with a rim and a tire to be fitted/removed, an operating head operatively associated with the base frame and having at least a fitting/removal tool, operating means or actuators suitable for positioning the operating head in a work configuration in which the tool is arranged in contact against the tire substantially near the flange of the rim. The actuators are responsive to a processing and control unit which positions the operating head in the work configuration, so that the fitting/removal tools can fit, and/or remove, a tire from the rim of a vehicle wheel.

IPC Classes  ?

• B60C 25/135 - Machines for removing and mounting tyres having a tyre support or a tool, movable along wheel axis

Abstract

The balancing machine for balancing vehicle wheels comprises a supporting structure of grip and rotation members for gripping and rotating a wheel to be balanced, detection device for detecting the unbalance of the wheel during rotation, a processing unit which is operatively associated to said grip and rotation members and to said detection device, a screen associated to the supporting structure which is operatively associated to the processing unit and adapted to display the detected unbalance data and selectable functions or lists of functions, a control panel having a touch screen control surface arranged in a discrete ring-like manner, is also located on the control panel. The operator slides his finger on the touch screen control surface to scroll between present functions, or lists of functions, displayed on the screen, in a continuous manner. A first button, located in the center of the touch screen, is used to select functions or lists of functions when the control surface is used in a continuous operation mode. A second button, located adjacent the touch screen control surface, pilots the starting and stopping of the detection device.

IPC Classes  ?

• G01M 1/08 - Instruments for indicating directly the magnitude and phase of the imbalance
• G01D 7/00 - Indicating measured values

Goods & Services

Hydraulic jacks; machines for changing tires; hydraulic automobile lifters; car wheel washing machines; tire and tube vulcanizing machines and parts thereof; [ winding and unwinding yarn machines; ] tire inflating machines TIRE GAUGES; TIRE BALANCING MACHINES FOR MOTOR VEHICLES; WHEEL ALIGNMENT MEASURING MACHINES; INSPECTION MACHINES FOR INSPECTING THE INTERNAL SURFACE OF TIRES

Goods & Services

Machines for assembling and dismantling pneumatic tires; elevators; lifting appliances; machines and machine tools; motors and engines (except for land vehicles); sealing joints and transmission components (excluding those for land vehicles); agricultural implements other than hand-operated; egg incubators. Machines and devices for vehicle wheel balancing; apparatus for testing the parallelism of vehicle wheels; scientific, nautical, surveying, electric, photographic, cinematographic, optical, weighing, measuring, signaling, monitoring (supervision), emergency (life-saving) and teaching apparatus and instruments; apparatus for recording, transmitting and reproducing sound or images; magnetic recording media; sound recording disks; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing and computer equipment; fire extinguishers.

Goods & Services

Machines for fitting and removing tyres, elevators (lifts), lifting apparatus; machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements, except hand operated; incubators for eggs. Devices and machines for balancing vehicle wheels, apparatus for checking vehicle wheel alignment; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, fire-extinguishing apparatus.