Abstract: A tyre changing machine placed on a supporting surface comprises: a wheel-holder unit rotatable about a horizontal axis of rotation; a floorplate extending along a horizontal placement surface to receive and support the wheel; a drive system for driving the wheel-holder unit along the axis of rotation; a tool-holder turret supporting a tool in a working position where it interacts with a wheel tyre; a connecting member arranged on the floorplate in a fixed position; a tool-holder arm fixable to the floorplate through the connecting member to project from the floorplate transversely to the placement surface and to hold a further tool in an operating work position where it can interact with the tyre.

Abstract: A tyre changing machine (1), configured to remove a tyre from a respective rim of a vehicle wheel (2), comprises an operating arm (4) which includes: a supporting structure (401); a head (5) movable along a longitudinal axis (402) relative to the supporting structure (401); a removal tool (403) pivoted to the head (5) to rotate relative thereto about an axis of oscillation (405?) transverse to the longitudinal axis (402); a driving member (6) movable along an operating axis (402?) parallel to the longitudinal axis (402) relative to the supporting structure (401) and to the head (5), and articulated to the removal tool (403) at an operating point (P) which is spaced from the axis of oscillation (405?); an actuator (407) comprising a stationary member (407a), connected to the supporting structure (401), and a movable member (407b), adapted to drive the removal tool (403) in rotation and in translation; a coupling member (7) coupled to the supporting structure (401), to the head (5) and to the driving member (6)

Abstract: A machine (1) configured to remove and mount a tyre from and on a respective rim of a vehicle wheel (2), comprises: an operating arm (4) directed along a longitudinal orientation; a head (5) supported by the operating arm (4); a first tool and a second tool. The first tool is connected to the head (5) and projects in a first direction; the second tool is connected to the head (5) and, in a first operating configuration of the head (5), is disposed in a first position where it projects in a second direction, opposite to the first direction. The second tool is pivoted to the head (5) to rotate about an axis of tilt (406?) transverse to the longitudinal orientation (402) to move from the first position to a second position, corresponding to a second operating configuration of the head (5) and tilted upside down relative to the first position, to project in the first direction.

Abstract: A machine (1) for fitting and removing a tire (2) from a corresponding rim (3) of a wheel (4) of a vehicle, comprises: a rotating wheel-holder unit (6); a column (8); an upper arm (15) and a lower arm (23) slidably coupled to the column (8); an upper operating head (16); a lower operating head (24), rotating about a third axis of rotation (C) and equipped with a lower fitting tool (33), elongate in a direction for being operatively inserted between a lower bead of the tire (2) and an upper edge of the rim (3) and angularly spaced from the lower bead breaker tool (32) by a predetermined angle, so that the tools are selectively and alternatively positionable in an operating configuration.

Abstract: A method for the diagnostic assessment of the wheel alignment of a vehicle (2) equipped with wheels (3) having tyres (301) coupled to respective rims (302), comprises the following steps: in a longitudinal movement of the vehicle (2) in a forward travel direction with one wheel (3) on a longitudinal track (4A), until the wheel (3) surmounts a measuring platform (5A) located along the track (4A), acquiring a forward travel measurement signal, representing a lateral force applied to the platform and directed transversely to both the longitudinal direction and the weight force at a forward travel instant at which the wheel surmounts the measuring platform (5A) as it moves along the track (4A) in the forward travel direction; in a longitudinal movement of the vehicle (2) in a return travel direction opposite to the forward travel direction with the wheel (3) on the track (4A), until the wheel (3) surmounts the measuring platform (5A), acquiring a return travel measurement signal, representing a lateral force appl

Abstract: Described is a device for locking a rim of a wheel to a wheel-holder unit (4) equipped with a supporting plate (12) and a hollow rotary shaft having an end portion projecting in a cantilever fashion from the supporting plate (12), comprising: a centring cone (16) having a through hole; a clamping rod (11) having at a first end a clamping element (10) which can be inserted inside the hollow shaft to prevent a movement of the clamping rod (11) along a first axis (A) of the wheel-holder unit (4), and having at a second end a threaded portion; a clamping element (17) coupled to the threaded portion and which can be rotated for translating along an axis of the clamping rod; a centring flange (23) operatively interposed between the centring cone (16) and the clamping element (17).

Abstract: A tire changing apparatus for removing a tire from a corresponding rim of a wheel, comprising a frame having a supporting element configured to support the wheel rotatably about an axis of rotation, a bead breaker tool associated with the frame and movable towards and away from the supporting element along a movement direction, an actuator connected to the tool in order to move the latter along the movement direction and control means connected to the actuator. The control means comprise a processor which is set up to receive data representing a curve of the feed speed of the bead breaker tool towards the supporting element and which is programmed to identify a position of contact of the tool with the tire as a function of a deceleration of the bead breaker tool.

Abstract: A wheel service machine for a wheel having a rim and a tire includes a motor-driven shaft for supporting the wheel in rotation. The machine includes an abutment element integral with the shaft, a locking member for locking the rim against the abutment element, an engagement element movable to drive the locking member towards the abutment element, and a pneumatic actuator having a first and a second chamber rotating with the shaft and connected to the engagement element to move the engagement element automatically. The machine also includes a high-pressure source, a pneumatic circuit to selectively connect the first and second chambers of the actuator to the high-pressure source. The pneumatic circuit includes a rotary manifold having a first and a second duct, and a retaining valve configured to determine a difference in pressure between the second chamber of the pneumatic actuator and the second duct of the rotary manifold.

Abstract: Described is an operating head (1) for a tire changer machine (2), having a longitudinal axis (L) and a supporting element (9) elongate along a transversal axis (T) relative to the longitudinal axis (L) and facing in a first direction, wherein the supporting element of (9) has a protrusion projecting along an operating direction (W) substantially perpendicular to a reference plane containing the longitudinal axis (L) and the transversal axis (T), and wherein the operating head (1) has a drive element (10), elongate along the transversal axis (T) in a second direction opposite the first direction in which the supporting element (9) faces and a fin (11) protruding in the operating direction (W) to define a guide surface (11a) inclined relative to a plane which is perpendicular to the reference plane and contains the longitudinal axis (L).

Abstract: Described is a wheel service machine (1) comprising: a shaft (3) rotating about a relative longitudinal axis (A), and a contact element (4), connected to the shaft (3) for rotating integrally with it and designed to make contact with the rim (2a) supported by the shaft (3); a locking device (5), which can be removably coupled to the shaft (3) and designed to slide relative to the shaft (3) along the longitudinal axis (A) and lock the rim (2a) interposed between the contact element (4) and the locking device (5); a fastening element (6) movably connected to the shaft (3) for moving parallel to the longitudinal axis (A) and designed for coupling with the locking device (5), for pulling it in movement; actuator (7) positioned on the machine and connected to the fastening element (6), wherein the locking device (5) comprises an emitter (8) designed for generating a wireless control signal, received by a wireless signal receiver (9) connected to the actuator (7), activates them for moving the locking device (5).

Abstract: Described is a machine (1) for fitting and removing a tyre from a corresponding wheel rim of a vehicle, comprising: a wheel-holder unit (4), which rotates about a first axis (A); at least one bead breaker tool (29), movable along a second axis (B) parallel to the first axis (A); a roller (2) rotating about a fourth axis (D) parallel to the first axis (A) and configured to move by rotation about a fifth axis (E) spaced from the fourth axis (D), between an active position where it is in contact with a tyre tread of the wheel mounted on the wheel-holder unit (4), to a position of non-interference relative to the tyre; at least one sensor (40) connected to the roller (2) for detecting a signal representing a force transmitted to the roller (2) by the tyre; a removal tool (37), which is movable by rotation about a sixth axis (F) parallel to the first axis (A) and spaced from it, between a first position proximal to the first axis (A) and a second position distal from the first axis (A), which is movable in a direc

Abstract: Described is a machine (1) for fitting and removing a tyre (2) from a corresponding rim (3) of a wheel (4) of a vehicle, comprising: a wheel-holder unit (6) rotating about a first axis (A); a column (8); an upper operating head (16), provided with at least one upper fitting tool (18), at least one further tool, angularly spaced from the upper fitting tool (18), by a predetermined angle, and a wall pressing tool (21) that can be placed in a working position which is operatively in contact with the wheel simultaneously with the upper fitting tool (18).

Abstract: A machine (1) for fitting and removing a tyre (2) from a corresponding rim (3) of a wheel (4) of a vehicle, comprises: a rotating wheel-holder unit (6); a column (8); an upper arm (15) and a lower arm (23) slidably coupled to the column (8); an upper operating head (16); a lower operating head (24), rotating about a third axis of rotation (C) and equipped with a lower fitting tool (33), elongate in a direction for being operatively inserted between a lower bead of the tyre (2) and an upper edge of the rim (3) and angularly spaced from the lower bead breaker tool (32) by a predetermined angle, so that the tools are selectively and alternatively positionable in an operating configuration.

Abstract: A device for centring the rim of a wheel on the wheel-holder unit of a tire changer machine comprises a first plate which can be positioned above the wheel-holder unit and coupled there for rotating integrally with it and equipped with a through opening which can be aligned with a central hole of the wheel-holder unit for allowing the insertion of a clamping rod in the hole through the opening, for locking the rim on the wheel-holder unit. The device also comprises a second plate forming a supporting surface (E) for the rim and equipped with its own through opening, the second plate being slidably positioned above the first plate and the device also comprises friction reduction means operatively interposed between the first plate and the second plate for facilitating their sliding relative to each other.

Abstract: A removal tool (10) for a tire removing machine (1), for taking off a tire (7) from a respective wheel rim (6), comprises an elongate body (12) having a first end (12a) which is connectable to a supporting arm (3) and a second, hook-shaped end (12b) for grasping a bead (14) of the tire (7); the second end (12b) of the tool (10) has a fingernail shaped member (13) which is movable from a first operating configuration, where it projects in cantilever fashion from the body (12) to define the hooked shape, to a second operating configuration, where it is tucked in a lateral zone of the body (12), to give the tool (10) a hookless shape, and vice versa.

Abstract: An apparatus for mounting and removing a tire on and from a respective rim comprises: an element for moving a bead of the tire in order to insert/remove the bead into/from a respective groove in the rim, the element comprising a tool connected to a respective supporting arm for moving the bead; a rotatable support for the rim, in such manner as to turn the rim and the tire about a corresponding longitudinal axis of the rim; at least one sensor associated with the supporting arm for measuring the mechanical strain applied to the bead of the tire when the latter is mounted on, and removed from, the rim.

Abstract: An apparatus (1) for mounting and removing a tire (2) on and from a respective rim (3) comprises: a movement element (9) for moving a bead (2a) of the tire (2) in order to insert/remove the bead (2a) into/from a respective groove in the rim (3); means (4) for supporting and moving the rim (3), designed to rotationally drive the rim about its longitudinal axis; characterized in that the means (4) for supporting and moving the rim (3) comprise a sensor (252) for measuring the mechanical strain applied to the supporting and movement means (4) as a result of the mechanical stress on the bead (2a) of the tire (2) during mounting/removal of the latter on/from the rim (3).

Abstract: A tire-changing machine comprising support means (4) for a wheel, a tool-bearing arm (50) at an end of which a bead-breaking tool (6) is hinged according to a hinge axis (E) which is perpendicular to an axis (A) of the wheel, and first motorised means (32, 33) for causing a relative movement, in a parallel direction to the axis (A) of the wheel, between the support means (4) and the tool-bearing arm (50), such as to press the bead-breaking tool (6) against a flank of a tire on the wheel, characterized in that it comprises second motorised means (64), activatable independently from the first motorised means (32, 33), which second motorised means (64) are destined to rotate the bead-breaking tool (6) about the hinge axis (E) with the tool-bearing arm (50), in order to vary an inclination of the bead-breaking tool (6) with respect to the axis (A) of the wheel which is mounted on the support means (4).

Abstract: A removal tool (10) for a tyre removing machine (1), for taking off a tyre (7) from a respective wheel rim (6), comprises an elongate body (12) having a first end (12a) which is connectable to a supporting arm (3) and a second, hook-shaped end (12b) for grasping a bead (14) of the tyre (7); the second end (12b) of the tool (10) has a fingernail shaped member (13) which is movable from a first operating configuration, where it projects in cantilever fashion from the body (12) to define the hooked shape, to a second operating configuration, where it is tucked in a lateral zone of the body (12), to give the tool (10) a hookless shape, and vice versa.

Abstract: An apparatus (1) for checking the attitude of a vehicle (2) includes: at least one target (3) defining a spatial reference system; a mobile unit (4) adapted for measuring the value of parameters representing the geometric characteristics of the wheels of the vehicle (2), and for viewing the target (3); a processor (13) is connected to a camera (14) mounted on the mobile unit, for calculating the position of the wheel (9) relative to the reference system to calculate the attitude of the vehicle (2); an interface (23) is provided, designed to make available in real time to the user driving the mobile unit (4) information relating to the position of the camera (14) relative to the wheel (9), wherein the mobile unit (4) can be driven manually by a user to be positioned in proximity of the wheel (9).