Abstract: A spring of a caliper of a brake disc is capable of avoiding knocking of the pad against the rests of the caliper body and suitable to be arranged astride a disc of a brake disc. The spring includes a sheared and bent laminar body and is mounted on a caliper between an edge of a support plate of a pad, and at least one wall of a caliper body. The laminar body includes a tab portion bent as a spring, a first hooking portion having at least one C-shaped portion to be arranged astride the plate edge, and a second hooking portion resting on a radially outer portion of the plate edge.

Abstract: A wheel assembly (1) for a vehicle, uncommonly capable of a compact construction and ease of maintenance, comprises: A wheel rim (2) suitable to rotate around an axis of rotation (a-a), defining an axial direction (A-A) parallel or coincident with said axis of rotation (a-a), an orthogonal radial direction (R-R), and a circumferential direction locally coincident with a tangential direction (T-T) orthogonal to the axial direction (A-A) and the radial direction (R-R), said wheel rim (2) having a radially outer side, or outer side (3), opposite the axis of rotation (a-a), and a radially inner side, or inner side (4), facing the axis of rotation (a-a), said rim being suitable to receive externally a tyre (5), and wherein said wheel rim forms internally a cylindrical chamber of the rim (54) delimited radially from said inner side (4); a motor (306) comprising a rotor (307) and a stator (308); said rotor (307) being supported, free to rotate, on said stator (308); said stator being fixed to a stator support (120);

Abstract: The invention relates to a brake pad (12,13) of a disc brake (2) comprising a support plate (15) having a thrust surface (18) to receive the thrust of at least one piston, and a friction surface (19) to which a friction portion (16) is associated, associated to said support plate (15) to rest on a friction surface (4,5) of said brake disc (2), said pad comprising a support plate edge (17) which delimits said thrust surface (18) and friction surface (19), said thrust plate edge (17) comprising an upper edge portion (28), substantially facing or directed outwards in the outward sense (RE) of said radial direction (R-R), said thrust plate edge (17) comprising an upper edge portion (20), substantially facing or directed in the inward sense (RI) of said radial direction (R-R), said thrust plate edge (17) comprising two lateral edge portions (21, 22) opposite each other and substantially facing or directed in the tangential direction (T-T), said lateral edge portions (21, 22) each comprising a lower lateral edge su

Abstract: An assembly comprising a caliper body (2) of a caliper assembly for parking disc brake, said caliper body (2) comprising a channel (14), said axial channel (14) being defined by at least one wall having at least one flattened length forming at least one guide surface (15; 16); at least one portion of caliper body (10) projecting towards the disc or above the disc (3), said portion of caliper body (10) comprising a surface facing the disc (11) or at least the friction material (12) of said pad (8), and wherein said surface facing the disc (11) has a flattened length forming at least one abutment surface (12; 13) and wherein said at least one guide surface (15; 16) is oriented differently with respect to said at least one abutment surface (12; 13) so as to avoid that they are mutually coplanar; said guide surface (15; 16) is suitable to face an opposite guide surface (25; 26) provided for on an associable supporting plate (21, 22) of an associable pad (8) in order to allow the positioning and sliding thereof ag

Abstract: A caliper assembly for a service and parking disc brake (1) comprising a service caliper body (2) placed astride a disc for a disc brake having a first and second elongated element on the vehicle side (4), a first service pad (8) to abut it against a first braking surface of the disc and exercise a service braking action on the vehicle, said first elongated element (4) comprising a first abutment and guide pin (16) of the first pad (8) to guide it and receive the braking action of the vehicle, a parking caliper (17) comprising separate thrust means (20) of the parking caliper and for abutting at least a third parking pad (21) against the first braking surface of the disc, said parking caliper (17) has a connection (18) for supporting and connecting at least partially said parking caliper (17) to said service caliper body (2), said connection (18) of the parking caliper (17) to the service caliper body (2) comprises a first blocking screw (19) positioned coaxially to said first support and guide pin (16) of th

Abstract: A device for retracting a piston for a brake caliper is disclosed. The device is suitable for actuating at least one pad for brake calipers of the type comprising a body arranged astride of a brake disc having a rotation axis and two opposite friction surfaces perpendicular to the rotation axis. The piston is suitable for axially translating, thus bringing each pad in contact with force against a respective friction surface of the disc, generating a braking friction torque that is opposite to the rotation direction of the disc. The piston is slidably actuated within a respective seat formed in the caliper body, biased by the pressure of a brake fluid supplied by a supplying plant, in a manner that is controlled by a user to carry out a braking action.

Abstract: Caliper bodies for disc brakes are provided. Such caliper bodies are suitable for being arranged astride a disc for a disc brake. Calipers which include such caliper bodies are also provided.

Abstract: A disc brake caliper, has a caliper body having a pair of half-calipers which define a housing compartment for a portion of an associable brake disc. The half-calipers being placed on opposite sides to the housing compartment in an axial direction parallel to the rotation axis of the associable brake disc. At least one half-caliper is fitted with at least one housing seat for a piston suitable to press a pad against the associable brake disc, in the axial direction. The housing seat passes through the respective half-caliper so as to extend between an inner wall facing the housing compartment and an outer wall of the half-caliper, axially opposite the housing compartment. A cup-shaped hollow insert is housed inside the housing seat so as to present a closed end wall, placed on the side of the outer wall of the half-caliper, and a cavity having an aperture facing axially towards the housing compartment.

Abstract: The invention relates to a caliper for disc brake comprising a caliper body which defines a housing compartment for an associated brake disc and houses at least one pair of pads arranged on opposite sides of the housing compartment along an axial direction. The caliper body comprises at least one thrust piston axially operable against the pad, at least one axial guide which supports and guides the pad in the axial direction and a first thrust spring which exerts a thrust on the pad. Said thrust has a first axial component, axially directed in a direction of approach to the pistons, and a first radial component, perpendicular to the axial direction. Advantageously, the caliper body comprises at least one compensation spring which exerts an axial thrust on the pad in a direction of approach to the pistons. The second axial component annuls the momentum given by the friction force exchanged between the pad and the axial guide with respect to the point of application of the first axial component on the pad.

Abstract: A caliper body (1) of a disc brake caliper, said body being adapted to arrange astride of a brake disc, said body (1) comprising a first (5) and a second (11) wheel side elongated portion, the second wheel side portion comprises at least one wheel side opening (21; 22; 45) which places a channel for receiving the disc in communication with the outside of the wheel side caliper body (23), and wherein said at least one opening (21; 22; 45) is an axial central opening (45) which places said channel for receiving the disc in communication with the outside of the wheel side caliper body (23), and wherein said axial central opening (45) has a closed edge which delimits said opening at a face thereof substantially in axial direction, and wherein said at least one axial central opening (45) is arranged at least partially substantially radially overlapping at least one wheel side cylinder (12; 33), wherein said at least one axial central opening (45) is arranged substantially in the center of said second wheel side el

Abstract: A disc brake calliper includes a calliper body housing at least one pad (12) having a support plate (16) and a friction portion (20), and at least one thruster (24) for the pad (12). The callipe includes an attachment device (48) for joining to each other at least one thruster (24) to at least one pad (12), the attachment device (48) being placed between the thrust wall (32) and the support plate (16). The attachment device (48) is in one piece and includes a first connection portion (52) which connects the attachment device (48) to the thruster (24) and a second connection portion (56) which connects the attachment device (48) to the pad (12). The first connection portion (52) is at least partially housed inside the seat (44) of the thruster (24) and the second connection portion (56) includes a plate (60) glued to the support plate (16) of the pad (12).

Abstract: An assembly comprising a caliper body (2) of a caliper assembly for parking disc brake, said caliper body (2) comprising a channel (14), said axial channel (14) being defined by at least one wall having at least one flattened length forming at least one guide surface (15; 16); at least one portion of caliper body (10) projecting towards the disc or above the disc (3), said portion of caliper body (10) comprising a surface facing the disc (11) or at least the friction material (12) of said pad (8), and wherein said surface facing the disc (11) has a flattened length forming at least one abutment surface (12; 13) and wherein said at least one guide surface (15; 16) is oriented differently with respect to said at least one abutment surface (12; 13) so as to avoid that they are mutually coplanar; said guide surface (15; 16) is suitable to face an opposite guide surface (25; 26) provided for on an associable supporting plate (21, 22) of an associable pad (8) in order to allow the positioning and sliding thereof ag

Abstract: A caliper body (1) of a disc brake caliper, said body being adapted to arrange astride of a brake disc, said body (1) comprising a first (5) and a second (11) wheel side elongated portion, the second wheel side portion comprises at least one wheel side opening (21; 22; 45) which places a channel for receiving the disc in communication with the outside of the wheel side caliper body (23), and wherein said at least one opening (21; 22; 45) is an axial central opening (45) which places said channel for receiving the disc in communication with the outside of the wheel side caliper body (23), and wherein said axial central opening (45) has a closed edge which delimits said opening at a face thereof substantially in axial direction, and wherein said at least one axial central opening (45) is arranged at least partially substantially radially overlapping at least one wheel side cylinder (12; 33), wherein said at least one axial central opening (45) is arranged substantially in the center of said second wheel side el

Abstract: A caliper assembly for a service and parking disc brake (1) comprising a service caliper body (2) placed astride a disc for a disc brake having a first and second elongated element on the vehicle side (4), a first service pad (8) to abut it against a first braking surface of the disc and exercise a service braking action on the vehicle, said first elongated element (4) comprising a first abutment and guide pin (16) of the first pad (8) to guide it and receive the braking action of the vehicle, a parking caliper (17) comprising separate thrust means (20) of the parking caliper and for abutting at least a third parking pad (21) against the first braking surface of the disc, said parking caliper (17) has a connection (18) for supporting and connecting at least partially said parking caliper (17) to said service caliper body (2), said connection (18) of the parking caliper (17) to the service caliper body (2) comprises a first blocking screw (19) positioned coaxially to said first support and guide pin (16) of th

Abstract: A device (10) for damping the vibrations in a pad (16) of a disc brake suitable for being mounted between at least one pad (16) and at least one piston of a caliper of a disc brake. The device (10) comprises at least one substantially cylindrical damper (26) suitable for being mounted with interference in a cavity (28) made in the piston (22). The damper (26) has an interference surface (30) comprising at least one projection (32) that extends radially and that at least partially wraps around the damper (26) according to a direction having at least one tangential component (T). The damper (26) is suitable for being fixedly connected to the piston (22) through said coupling by interference. Said interference surface (30) of the damper comprising two or more projections (32) defining an undulating axial profile (34) of said interference surface (30).

Abstract: A device (1) for retracting a piston (2) for a brake caliper, said device comprising an annular seat (26) coaxial with the piston seat, said annular seat having an axial abutment surface (40) perpendicular to said axial direction and arranged in the direction of output of the piston (2), and a radial bottom surface (28) arranged facing said side surface (11) of the piston, at least one elastic element (12) arranged in said annular seat (26), with a first radial surface thereof (13) in contact with force against said side surface of the piston, and with a second radial surface thereof (14) in contact with force against said radial bottom surface (28) of the annular seat (26), at least one elastic ring (21) housed in said annular seat (26) and axially arranged between said at least one elastic element (12) and said axial abutment surface (40), on the opposite side to the brake fluid, said ring (21) having an inner perimeter surface (41) and an outer perimeter surface (42), between said inner perimeter surface (

Abstract: A pad (20) for disc brakes comprises a plate (22) acting as the support for a friction material layer (24). The plate (22) extends past the friction material layer (24) at least at a radially outer portion (E) of the pad. At least one load (30a, 30b) is applied to the plate (22) and fixed thereto by means of clinching. This load changes the mass of at least one portion of the plate such as to obtain an inertia of the pad which substantially avoids the vibrations of the pad during the braking action which are suitable to cause noisiness of the disc brake. The load (30a, 30b) comprises at least one projection (32) suitable to be clinched to fix the load to the plate. The projection (32) is inserted within a hole (34) of the plate and clinched.

Abstract: A system (1) for injecting semisolid metal (3) into a mould (2), comprises —a mould (2) which comprises a mould chamber (16) suitable to receive the metal through a mould injection mouth (17); —at least one press device (4) for pressure-injecting metal (3) in said mould (2); —said at least one press device comprises a cylinder (5) having a substantially vertical axis (X-X) and a mouth (15) for coupling to the injection mouth (17) of said mould (2) and a thrust piston (6) accommodated within said cylinder, defining with said cylinder an injection chamber (7) suitable to contain molten metal (10); —said cylinder (5) having passageways (8) to receive cooling fluid (9) for cooling said molten metal (10) poured into said injection chamber (7) in semisolid metal (3); —a cup (18) for drawing the molten metal (10) and pouring the latter into said injection chamber (7); —a positioning device (11); —said positioning device (11) supporting a blending device (12), said blending device (12) having an active portion (14) a

Abstract: Brake caliper bodies and brake calipers for disc brakes are provided.

Abstract: Floating calliper for disc brake comprising a calliper body and a bracket, wherein the calliper body is suitable for being positioned astride the disc brake, extending from an inner side to an outer side of the calliper, the bracket comprises means of attachment of the calliper for disc brake to a relative support, the calliper body sliding in relation to the bracket in an axial direction, the calliper comprising means of coupling between the calliper body and the bracket, suitable to permit the relative sliding between these parallel to the axial direction. The bracket extends only on the inner side of the calliper and delimits a first seat housing at least a first pad to exert the braking action on an inner side of the disc brake. The calliper body delimits a second seat, axially opposite the first seat, so as to house at least a second pad exerting a braking action on an outer side of the disc brake facing the outer side of the calliper.