A disc brake for a vehicle, in particular for a commercial vehicle, includes a brake carrier which receives at least two brake pads in respective clamping side and rear side pad slots, with the at least one brake pad on the clamping side being held in its pad slot in a form-fitting manner. The at le
A disc brake for a vehicle, in particular for a commercial vehicle, includes a brake carrier which receives at least two brake pads in respective clamping side and rear side pad slots, with the at least one brake pad on the clamping side being held in its pad slot in a form-fitting manner. The at least one brake pad on the clamping side is provided with at least one pad retaining spring which is supported at least on a brake carrier horn of the pad slot of the brake carrier. The at least one clamping spring exerts a tensile force acting radially outward on the brake pad. A brake pad set for the disc brake is also provided.
대표청구항▼
1. A disc brake for a vehicle, comprising: a brake disc;at least two brake pads, the at least two brake pads including a clamping side brake pad located on a clamping side of the brake disc and a rear side brake pad located on a rear side of the brake disc;a brake carrier configured to accommodate t
1. A disc brake for a vehicle, comprising: a brake disc;at least two brake pads, the at least two brake pads including a clamping side brake pad located on a clamping side of the brake disc and a rear side brake pad located on a rear side of the brake disc;a brake carrier configured to accommodate the at least two brake pads in respective clamping side and rear side brake pad slots, the brake carrier having at least one brake horn at a lateral side of at least the clamping side brake pad slot;a brake caliper configured to straddle the brake disc when in an installed position on the brake carrier with a clamping side and arranged to apply the clamping side brake pad against the clamping side of the brake disc and a rear side arranged to apply the rear side brake pad against the rear side of the brake disc,wherein the clamping side brake pad is located in form-fitting engagement with the clamping side pad slot with respect to a radial direction perpendicular to a rotation axis of the brake disc,includes at least one pad retaining spring configured to be supported on the at least one clamping side brake carrier horn and to exert a radially outward tensile force on the clamping side brake pad. 2. The disc brake according to claim 1, wherein the form-fitting engagement of the clamping side brake pad with the clamping side pad slot includes form-fitting engagement of a pad rear plate of the clamping side brake pad with a contour of the at least one clamping side brake carrier horn. 3. The disc brake according to claim 2, wherein the contour of the at least one clamping side brake carrier horn includes an undercut surface configured to engage an undercut surface of an opposing protrusion of the pad rear plate without play when the clamping side brake pad is subject to the radially outward tensile force exerted by the at least one pad retaining spring. 4. The disc brake according to claim 3, wherein the at least one pad retaining spring is mounted on the pad rear plate. 5. The disc brake according to claim 4, wherein the at least one pad retaining spring is located on a top side of the pad rear plate. 6. The disc brake according to claim 5, wherein the at least one pad retaining spring includes a central section, arms on opposite sides of the central section between the central section and respective adjacent pressure sections, and transitional sections between the central section and the arms,the central section is located on the top side of the pad rear plate,the transitional sections are located over the top side of the pad rear plate, andthe pressure sections extend beyond lateral sides of the pad rear plate. 7. The disc brake according to claim 6, wherein the at least one brake horn includes two brake horns located at laterally opposite side of the clamping side brake pad slot, andat least one of the pressure sections is configured to be supported on at least one of the two clamping side brake carrier horns. 8. The disc brake according to claim 3, wherein the at least one pad retaining spring is held and guided on the pad rear plate. 9. The disc brake according to claim 8, wherein the at least one pad retaining spring includes a central section, arms on opposite sides of the central section between the central section and respective adjacent pressure sections, and transitional sections between the central section and the arms,the central section is configured to cooperate with a retaining section and connecting sections interact with a fastening section of the pad rear plate, such that the fastening section inhibits lateral movement of the central section and the at least one pad retaining spring in an axial direction toward a friction lining, andinhibits radial movement of the central section and the at least one pad retaining spring in the radial direction away from the top side of the pad rear plate. 10. The disc brake according to claim 9, wherein the fastening section and a lug cooperate to inhibit the radial movement of the central section and the at least one pad retaining spring in the radial direction. 11. The disc brake according to claim 10, wherein the fastening section extends away from the top side of the pad rear plate, andthe lug is mounted on an upper edge of the fastening section and extends as a protrusion toward an actuating side of the pad rear plate facing away from the brake disc. 12. The disc brake according to claim 11, wherein the lug is a contour forming a retaining surface on a bottom side of the fastening section. 13. The disc brake according to claim 12, wherein the central section of the at least one pad retaining spring contacts the retaining surface along a side edge of the retaining section and side edges of connecting sections, andthe side edge and top sides of the connecting sections contact at least one of a bottom side of the lug and ends of the bottom side of the lug. 14. The disc brake according to claim 13, wherein the at least one pad retaining spring includes at least one slot configured to accommodate a guide protrusion of the pad rear plate extending through the at least one slot. 15. The disc brake according to claim 14, wherein the at least one slot includes two slots, andthe at least one pad retaining spring includes a recess formed by a reduction in width of the at least one pad retaining spring between the two slots. 16. The disc brake according to claim 14, wherein the pressure sections extend laterally away from opposite lateral ends of the top side of the pad rear plate. 17. The disc brake according to claim 16, wherein at least one of the pressure sections is supported on the at least one brake carrier horn of the brake carrier. 18. The disc brake according to claim 4, wherein the at least one pad retaining spring is located in a form-fitting manner on the pad rear plate. 19. The disc brake according to claim 18, wherein the at least one pad retaining spring includes a central section having a retaining section and two connecting sections, arms on opposite sides of the central section between the central section and respective adjacent pressure sections,the retaining section is located in a form-fitting manner in a retaining opening of the pad rear plate, andthe two connecting sections are located in a slot of the pad rear plate. 20. The disc brake according to claim 19, wherein the retaining section has a circular cross section with a central axis running parallel to the axis of rotation of the brake disc, andthe retaining section is configured in a pipe clamp manner with two connecting sections. 21. The disc brake according to claim 20, wherein the retaining opening is a through-opening or a blind hole having at least one of a circular cross-section and a polygonal cross-section, andthe retaining opening is spaced radially away from a top side of a fastening section and is connected to the top side by the slot. 22. The disc brake according to claim 21, wherein the fastening section protrudes radially away from the top side of the pad rear plate, andthe fastening section is divided by the slot into two subsections, each of the two subsections including a portion of the top side of the pad rear plate. 23. The disc brake according to claim 22, wherein the pad retaining spring has a constant width over an entire length of the top of the pad rear plate, andthe pad retaining spring protrudes axially beyond the top of the pad rear plate in a direction of a friction lining on a brake disc side of the pad rear plate. 24. The disc brake according to claim 18, wherein the pad retaining spring has at least one slot through which a guide protrusion of the pad rear plate extends. 25. The disc brake according to claim 24, wherein the pressure sections protrude laterally away from the pad rear plate on each end of the top side of the pad rear plate. 26. The disc brake according to claim 25, wherein at least one of the pressure sections is supported on the at least one brake carrier horn of the pad slot of the clamping side brake pad slot. 27. The disc brake according to claim 5, wherein the at least one pad retaining spring includes a central section, arms on opposite sides of the central section between the central section and respective adjacent pressure sections, and transitional sections between the central section and the arms, andthe central section is located on the top side of the pad rear plate,the transitional sections are located over the top side of the pad rear plate,the central section is affixed to the top side of the pad rear plate by at least one fastener, andthe pressure sections extend beyond lateral sides of the pad rear plate. 28. The disc brake according to claim 27, wherein the at least one fastener is a clamp, the clamp including a transverse section configured to extend through an opening in the pad rear plate with the at least one pad retaining spring located between the at least one fastening element and the top side of the pad rear plate. 29. The disc brake according to claim 27, wherein the at least one pad retaining spring includes at least one slot configured to accommodate a section of the at least one fastener extending through the at least one slot. 30. The disc brake according to claim 29, wherein the at least one pad retaining spring has at least one additional slot through which a guide protrusion of the pad rear plate extends. 31. The disc brake according to claim 5, wherein the at least one pad retaining spring is mounted on the top side of the pad rear plate by at least one spring retainer. 32. The disc brake according to claim 31, wherein the at least one spring retainer includes at least one retaining element, andthe at least one pad retaining spring is located between the at least one retaining element and the top side of the pad rear plate in a prestressed condition. 33. The disc brake according to claim 32, wherein the at least one pad retaining spring includes at least one central section, transitional sections, at least one pressure section and at least one bearing section. 34. The disc brake according to claim 33, wherein the at least one bearing section is located on the top side of the pad rear plate, andthe at least one pressure section extends laterally from a lateral end of the top side of the pad rear plate. 35. The disc brake according to claim 34, wherein the at least one pressure section is supported on the at least one brake carrier horn of the brake carrier. 36. The disc brake according to claim 31, wherein the at least one retaining element is a cable roller. 37. The disc brake according to claim 31, wherein the at least one pad retaining spring is formed from a spring wire. 38. The disc brake according to any one of claim 31, wherein the at least one pad retaining spring is located on the lateral end and an opposite lateral end of the top side of the pad rear plate. 39. The disc brake according to claim 31, wherein the at least one spring retainer has a plate-shaped protrusion which protrudes radially away from the top side of the pad rear plate on which the at least one pad retaining spring is fastened. 40. The disc brake according to claim 39, wherein the at least one pad retaining spring has a hood form. 41. The disc brake according to claim 39, wherein the at least one pad retaining spring includes a base plate, two fastening straps extending from the base plate and spaced from one another a distance sufficient to receive the plate-shaped protrusion and a spring arm adjacent to the base plate,the spring arm including the portion of the at least one pressure section protruding beyond a lateral end of the top side of the par rear plate, andthe fastening strap of the at least one pad retaining spring is located on the plate-shaped protrusion. 42. The disc brake according to claim 41, wherein the at least one pad retaining spring is located on the plate-shaped protrusion in a form-fitting manner. 43. The disc brake according to claim 42, wherein the at least one pad retaining spring is fixed on the plate-shaped protrusion. 44. The disc brake according to claim 41, wherein the spring arm of the at least pad retaining spring is connected to the base plate by a curved connecting section. 45. The disc brake according to claim 44, wherein the curved connecting section conforms to a lateral contact surface of the plate-like protrusion. 46. The disc brake according to claim 41, wherein the at least one pad retaining spring has at least one supporting section located on the base plate on a lateral side of the plate-like protrusion opposite the spring arm, andat least a portion of the at least one supporting section is supported on the top side of the pad rear plate. 47. The disc brake according to claim 41, wherein the spring arm of the at least one pad retaining spring includes at least one slot adjacent to the plate-like protrusion. 48. The disc brake according to any claim 41, wherein the at least one pad retaining spring includes at least one of a reinforcing bead and a reinforcing rib. 49. The disc brake according to claim 41, wherein the at least one pressure section protrudes laterally away from the pad rear plate on one end of the top side of the pad rear plate. 50. The disc brake according to claim 49, wherein the at least one pressure section is supported on the at least one brake carrier horn of the pad slot of the clamping side brake pad slot. 51. The disc brake according to claim 39, wherein the at least one pad retaining spring includes two pad retaining springs and each of the two pad retaining springs is arranged on a respective lateral end of the top side of the pad rear plate. 52. A brake pad set for a disc brake for a vehicle having a disc brake having a brake disc, a brake carrier and a brake caliper, comprising: at least two brake pads, the at least two brake pads including a clamping side brake pad configured to be located in a clamping side brake pad slot of the brake carrier and a rear side brake pad configured to be located in a rear side brake pad slot of the brake carrier, andat least one pad retaining spring on at least the clamping side brake pad with at least one pressure section protruding laterally beyond a lateral end of a top side of a clamping side brake pad rear plate, the at least one pressure section being configured to be supported when in an installed position on the brake carrier on at least one clamping side brake carrier horn at a lateral side of the clamping side brake pad slot of the brake carrier, such that the at least one pad retaining spring exerts a radially outward tensile force on the clamping side brake pad.
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이 특허에 인용된 특허 (5)
Camilo-Martinez, José ; Mueller, Michael, Brake pad for a disc brake.
Plantan, Ronald S.; Radhakrishnan, Harish; Wolf, Dennis A.; Lantz, Richard L.; Roberts, Will E.; Bell, Steven C., Disc brake pad mounting and retention system and method.
Plantan, Ronald S.; Radhakrishnan, Harish; Wolf, Dennis A.; Lantz, Richard L.; Roberts, Will E.; Bell, Steven C., Disc brake pad mounting and retention system and method.
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