[미국특허]
Vehicle suspension and improved method of assembly
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B60G-009/02
B60G-011/22
B60G-005/00
출원번호
US-0178773
(2011-07-08)
등록번호
US-8262112
(2012-09-11)
발명자
/ 주소
Noble, Shawn D.
Kerendian, Hormoz
Dudding, Ashley T.
Mattia, Louis F.
출원인 / 주소
Hendrickson USA, L.L.C.
대리인 / 주소
McDonnell Boehnen Hulbert & Berghoff
인용정보
피인용 횟수 :
15인용 특허 :
147
초록▼
A vehicle suspension including a frame attachment portion attached to spring module having an opening defined by two side walls, a top wall and a bottom wall, and a spring mount positioned within the opening with two shear springs on either side of the spring mount, wherein the spring mount includes
A vehicle suspension including a frame attachment portion attached to spring module having an opening defined by two side walls, a top wall and a bottom wall, and a spring mount positioned within the opening with two shear springs on either side of the spring mount, wherein the spring mount includes an inboard part and an outboard part separate from the inboard part, and a through-hole positioned in at least one of the inboard or inboard parts to allow passage of a threaded connecting rod therethrough, wherein the connecting rod has been tightened to draw the inboard part of the first spring mount together with the outboard part of the first spring mount, and to compress the first shear spring between the first side wall of the spring mount and the first side wall of the opening, and also to compress the second shear spring between the second side wall of the spring mount and the second side wall of the opening of the spring module.
대표청구항▼
1. A suspension for supporting a longitudinally extending vehicle frame rail above an axle, comprising: a first frame attachment portion adapted for connection to a vehicle frame rail;a first spring module attached to the first frame attachment portion;said first spring module having an opening defi
1. A suspension for supporting a longitudinally extending vehicle frame rail above an axle, comprising: a first frame attachment portion adapted for connection to a vehicle frame rail;a first spring module attached to the first frame attachment portion;said first spring module having an opening defined by a top wall, a bottom wall, and first and second side walls of said first spring module;a first spring mount positioned within the opening of the first spring module;a first shear spring positioned between a first side wall of the first spring mount and said first side wall of the opening of the first spring module;a second shear spring positioned between a second side wall of the first spring mount and said second side wall of the opening of the first spring module;said first spring mount comprising an inboard part and an outboard part separate from the inboard part, a through-hole positioned in at least one of the inboard or outboard parts of the first spring mount adapted to allow passage of a first threaded connecting rod therethrough, wherein the first threaded connecting rod has been tightened to draw the inboard part of the first spring mount together with the outboard part of the first spring mount, and to compress the first shear spring between the first side wall of the first spring mount and the first side wall of the opening of the first spring module, and also to compress the second shear spring between the second side wall of the first spring mount and the second side wall of the opening of the first spring module. 2. The suspension of claim 1, wherein the inboard part of the first spring mount is attached to an inboard saddle, and the outboard part of the first spring mount is attached to an outboard saddle. 3. The suspension of claim 1, wherein an inboard saddle is integral with the inboard part of the first spring mount and an outboard saddle is integral with the outboard part of the first spring mount. 4. The suspension of claim 1, wherein the inboard part of the first spring mount and the outboard part of the first spring mount both include a through-hole to allow for the passage therethrough of the first threaded connecting rod that comprises a first bolt, andwherein two sides of the first spring mount have been drawn together by tightening a nut onto the first bolt. 5. The suspension of claim 1, wherein two sides of the first spring mount have been drawn together by passing the first threaded connecting rod through the through-hole and threading the first threaded connecting rod into a hole tapped into one of the inboard or outboard parts of the first spring mount. 6. The suspension of claim 1, wherein when the inboard and outboard parts of the first spring mount have been drawn together, the first side wall of the first spring mount includes a V-shaped surface adapted to contact a corresponding V-shaped surface positioned on the first shear spring. 7. The suspension of claim 6, wherein the second side wall of the first spring mount also includes a V-shaped surface adapted to contact a corresponding V-shaped surface positioned on the second shear spring. 8. The suspension of claim 6, wherein a side of the first shear spring opposite from the V-shaped surface includes a first flange extending beyond a first edge of the first side wall of the opening of the first spring module and a second flange extending beyond a second edge of the first side wall of the opening of the first spring module. 9. The suspension of claim 8, wherein a side of the second shear spring opposite the V-shaped surface includes a first flange extending beyond a first edge of the second side wall of the opening of the first spring module and a second flange extending beyond a second edge of the second side wall of the opening of the first spring module. 10. The suspension of claim 6, wherein a side of the first shear spring opposite from the V-shaped surface is adapted to fit within a pocket positioned on the first side wall of the opening of the first spring module. 11. The suspension of claim 1, wherein a first load cushion is positioned on top of the first spring mount between the first spring mount and the top wall of the opening of the first spring module. 12. The suspension of claim 11, wherein the first load cushion attaches to the first spring mount via a first downwardly extending load cushion retainer having a shaft that fits within a first recess on the first spring mount. 13. The suspension of claim 12, wherein the first load cushion attaches to the first spring mount via a second downwardly extending load cushion retainer having a shaft that fits within a second recess on the first spring mount. 14. The suspension of claim 11, wherein a second load cushion is positioned on top of the second spring mount between the second spring mount and the top wall of the opening of the second spring module. 15. The suspension of claim 11, wherein the first load cushion attaches to the first spring mount via one fastener that is separate from the first load cushion and one downwardly extending load cushion retainer that is an integral part of the first load cushion, or via two fasteners that are separate from the first load cushion, or via two downwardly extending load cushion retainers that are integral parts of the first load cushion. 16. The suspension of claim 1, wherein the inboard part of the first spring mount is attached to a first end of an inboard saddle, and the outboard part of the first spring mount is attached to an outboard saddle, and the suspension further includes: a second frame attachment portion adapted for connection to the vehicle frame rail;a second spring module attached to the second frame attachment portion;said second spring module having an opening defined by a top wall, a bottom wall, and first and second side walls of said second spring module;a second spring mount positioned within the opening of the second spring module;a third shear spring positioned between a first side wall of the second spring mount and a first side wall of the opening of the second spring module;a fourth shear spring positioned between a second side wall of the second spring mount and second side wall of the opening of the second spring module;said second spring mount comprised of an inboard part and an outboard part separate from the inboard part, a through-hole positioned in at least one of the inboard or outboard parts of the second spring mount adapted to allow passage of a second connecting rod therethrough, wherein the connecting rod has been tightened to draw the inboard part of the second spring mount together with the outboard part of the second spring mount, and to compress the third shear spring between the first side wall of the second spring mount and the first side wall of the opening of the second spring module, and also to compress the fourth shear spring between the second side wall of the second spring mount and the second side wall of the opening of the second spring module; and wherein the inboard part of the second spring mount is attached to a second end of the inboard saddle, and the outboard part of the second spring mount is attached to a second end of the outboard saddle. 17. The suspension of claim 16, wherein the inboard saddle is integral with the inboard part of the second spring mount and the outboard saddle is integral with the outboard part of the second spring mount. 18. The suspension of claim 16, wherein the inboard part of the second spring mount and the outboard part of the second spring mount both include a through-hole to allow for the passage therethrough of the second connecting rod that comprises a second bolt and two sides of the second spring mount have been drawn together by tightening a nut onto the second bolt. 19. The suspension of claim 16, wherein the inboard part and outboard part of the second spring mount have been drawn together by passing the second connecting rod through the through-hole and threading the second connecting rod into a hole tapped into one of the inboard or outboard parts of the second spring mount. 20. The suspension of claim 16, the first side wall of the second spring mount includes a V-shaped surface adapted to contact a corresponding V-shaped surface positioned on the third shear spring. 21. The suspension of claim 20, wherein the second side wall of the second spring mount also includes a V-shaped surface adapted to contact a corresponding V-shaped surface positioned on the fourth shear spring. 22. The suspension of claim 21, wherein a side of the fourth shear spring that is opposite of the V-shaped surface includes a first flange extending beyond a first edge of the second side wall of the opening of the second spring module and a second flange extending beyond a second edge of the first side wall of the opening of the second spring module. 23. The suspension of claim 20, wherein a side of the third shear spring that is opposite of the V-shaped surface includes a first flange extending beyond a first edge of the first side wall of the opening of the second spring module and a second flange extending beyond a second edge of the first side wall of the opening of the second spring module. 24. The suspension of claim 16, wherein the first frame attachment portion and the second frame attachment portion are integrally connected. 25. The suspension of claim 16, wherein the first side wall of the first spring module includes a first weld-slot for housing a first weld bead for attaching the first spring module to the second spring module, andwherein the second side wall of the second spring module includes a second weld-slot for housing a second weld bead for attaching the first spring module to the second spring module. 26. The suspension of claim 1, wherein the first spring module comprises an upper U-plate and a lower U-plate, wherein the upper U-plate comprises the top wall and a first flange and second flange on opposite sides of the top wall,wherein the lower U-plate comprises the bottom wall and the first and second side walls,wherein at least a portion of the first flange of the upper U-plate abuts a portion of the first side wall of the lower U-plate and is positioned between the first and second side walls of the lower U-plate, andwherein at least a portion of the second flange of the upper U-plate abuts a portion of the second side wall of the lower U-plate and is positioned between the first and second side walls of the lower U-plate. 27. The suspension of claim 26, wherein the first flange of the upper U-plate is operable to restrict upward vertical movement of the first shear spring when the first shear spring contacts the first flange of the upper U-plate, andwherein the second flange of the upper U-plate is operable to restrict upward vertical movement of the second shear spring when the second shear spring contacts the second flange of the upper U-plate. 28. A suspension for supporting a longitudinally extending vehicle frame rail above an axle, comprising: a frame attachment portion adapted for connection to a vehicle frame rail;a first spring module attached to the frame attachment portion;said first spring module having an opening defined by a top wall, a bottom wall, and first and second side walls of said first spring module;a first spring mount positioned within the opening of the first spring module;a first shear spring positioned between a first side wall of the first spring mount and said first side wall of the opening of the first spring module;a second shear spring positioned between a second side wall of the first spring mount and said second side wall of the opening of the first spring module;said first spring mount comprising an inboard part and an outboard part separate from the inboard part, a through-hole positioned in at least one of the inboard or outboard parts of the first spring mount adapted to allow passage of a first connecting rod therethrough, wherein the first connecting rod has been tightened to draw together the inboard part of the first spring mount and the outboard part of the first spring mount, and to compress the first shear spring between the first side wall of the first spring mount and the first side wall of the opening of the first spring module, and also to compress the second shear spring between the second side wall of the first spring mount and the second side wall of the opening of the first spring module;a second spring module positioned adjacent to the first spring module;said second spring module having an opening defined by a top wall, a bottom wall, and first and second side walls of said second spring module;a second spring mount positioned within the opening of the second spring module;a third shear spring positioned between a first side wall of the second spring mount and said first side wall of the opening of the second spring module;a fourth shear spring positioned between a second side wall of the second spring mount and the second side wall of the opening of the second spring module;said second spring mount comprised of an inboard part and an outboard part separate from the inboard part, a through-hole positioned in at least one of the inboard or outboard parts of the second spring mount adapted to allow passage of a second connecting rod therethrough, wherein the second connecting rod has been tightened to draw together the inboard part of the second spring mount and the outboard part of the second spring mount, and to compress the third shear spring between the first side wall of the second spring mount and the first side wall of the opening of the second spring module, and to compress the fourth shear spring between the second side wall of the second spring mount and the second side wall of the opening of the second spring module. 29. The suspension of claim 28, wherein the inboard parts of the first spring mount and the second spring mount are attached to an inboard saddle, and the outboard parts of the first spring mount and the second spring mount are attached to an outboard saddle. 30. The suspension of claim 28, wherein an inboard saddle is integral with the inboard parts of the first spring mount and the second spring mount and an outboard saddle is integral with the outboard parts of the first spring mount and the second spring mount. 31. The suspension of claim 28, wherein the inboard part of the first spring mount and the outboard part of the first spring mount both include a through-hole to allow for the passage therethrough of the first connecting rod that comprises a first bolt and the inboard and outboard parts of the first spring mount have been drawn together by tightening a nut onto the first bolt. 32. The suspension of claim 31 wherein the inboard part of the second spring mount and the outboard part of the second spring mount both include a through-hole to allow for the passage therethrough of the second connecting rod that comprises a second bolt and two sides of the second spring mount have been drawn together by tightening a nut onto the second bolt. 33. The suspension of claim 28, wherein the inboard and outboard parts of the first spring mount have been drawn together by passing the first connecting rod through the through-hole and threading the first connecting rod into a hole tapped into one of inboard or outboard parts of the first spring mount. 34. The suspension of claim 33, wherein the inboard and outboard parts of the second spring mount have been drawn together by passing the second connecting rod through the through-hole and threading the second connecting rod into a hole tapped into one of the inboard or outboard parts of the second spring mount. 35. The suspension of claim 28, wherein the first side wall of the first spring mount includes a V-shaped surface adapted to contact a corresponding V-shaped surface positioned on the first shear spring. 36. The suspension of claim 35, wherein the first side wall of the second spring mount includes a V-shaped surface adapted to contact a corresponding V-shaped surface positioned on the third shear spring. 37. The suspension of claim 35, wherein the second side wall of the first spring mount also includes a V-shaped surface adapted to contact a corresponding V-shaped surface positioned on the second shear spring. 38. The suspension of claim 37, wherein the first side wall of the second spring mount includes a V-shaped surface adapted to contact a corresponding V-shaped surface positioned on the third shear spring. 39. The suspension of claim 38, wherein the second side wall of the second spring mount includes a V-shaped surface adapted to contact a corresponding V-shaped surface positioned on the fourth shear spring. 40. The suspension of claim 35, wherein a first load cushion is positioned on top of the first spring mount between the first spring mount and the top wall of the opening of the first spring module. 41. The suspension of claim 40, wherein a second load cushion is positioned on top of the second spring mount between the second spring mount and the top wall of the opening of the second spring module. 42. The suspension of claim 28, further including a third spring module adjacent to the second spring module having an opening defined by a top wall, a bottom wall, and first and second side walls.
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