A retractable running board assembly according to an exemplary aspect of the present disclosure includes, among other things, a running board and a linkage connected to the running board. The linkage includes a hinge provided by a pin rotatable relative to a bushing, which is provided in a recess in
A retractable running board assembly according to an exemplary aspect of the present disclosure includes, among other things, a running board and a linkage connected to the running board. The linkage includes a hinge provided by a pin rotatable relative to a bushing, which is provided in a recess in the linkage. Further, a seal is provided in the recess between the bushing and an opening of the recess.
대표청구항▼
1. A retractable running board assembly, comprising: a running board; anda linkage connected to the running board, the linkage including a hinge provided by a pin rotatable relative to a bushing, wherein the bushing is provided in a recess in the linkage, and wherein a seal is provided in the recess
1. A retractable running board assembly, comprising: a running board; anda linkage connected to the running board, the linkage including a hinge provided by a pin rotatable relative to a bushing, wherein the bushing is provided in a recess in the linkage, and wherein a seal is provided in the recess between the bushing and an opening of the recess. 2. The assembly as recited in claim 1, wherein the seal is an O-ring provided about the pin. 3. The assembly as recited in claim 1, wherein: the linkage includes a first link and a second link,the first link is connected to the running board and the second link is rotatably connected to a vehicle body, andthe recess is provided in the second link. 4. The assembly as recited in claim 3, wherein: the recess has a first section adjacent the opening and extending along a first length of the recess,the first section includes a circumferential channel receiving the seal, andthe first section has a first diameter along a majority of the first length. 5. The assembly as recited in claim 4, wherein: the recess has a second section adjacent the first section and extending along a second length of the recess, andthe second section has a second diameter less than the first diameter along a majority of the second length. 6. The assembly as recited in claim 5, wherein: the recess includes a stepped surface between the first section and the second section,the bushing has a cylindrical portion and a flange at one end of the cylindrical portion,the cylindrical portion is received in the second section of the recess, andthe flange abuts the stepped surface. 7. The assembly as recited in claim 5, wherein: the pin is connected to the first link and projects into the recess,the pin has a first diameter along a first section of the pin and a second diameter less than the first diameter along a second section of the pin,the first section of the pin is at least partially received in the first section of the recess, andthe second section of the pin is at least partially received in the cylindrical portion of the bushing. 8. The assembly as recited in claim 7, wherein the pin is rotatably fixed relative to the first link. 9. The assembly as recited in claim 7, wherein: the recess is a first recess provided in a first side of the second link,the pin is a first pin,the linkage includes a second hinge including a second pin projecting from the first link into a second recess in a second side of the second link,a second bushing is provided in the second recess, anda second seal is provided between the second bushing and an opening of the second recess. 10. The assembly as recited in claim 9, wherein the first and second recesses are disposed along a common axis. 11. The assembly as recited in claim 3, wherein a depth of the recess is less than a width of the second link. 12. The assembly as recited in claim 11, wherein a depth of the recess is less than half the width of the second link. 13. The assembly as recited in claim 1, further comprising a motor coupled to the linkage, the motor configured to adjust a position of the linkage to move the running board between a retracted position and a deployed position. 14. The assembly as recited in claim 13, wherein: the linkage is a first linkage rotatably connecting the running board to a vehicle body,the assembly further comprises a second linkage rotatably connecting the running board to the vehicle body, andthe motor is directly coupled to one of the first linkage and the second linkage, and the other of the first linkage and second linkage is a follower linkage. 15. A linkage for a retractable running board, comprising: a first link;a pin connected to the first link; anda second link rotatable relative to the first link, the second link including a recess, wherein a bushing is provided in the recess and a seal is provided between the bushing and an opening of the recess, the pin received at least partially in the bushing. 16. The linkage as recited in claim 15, wherein the seal is an O-ring provided about the pin. 17. The linkage as recited in claim 15, wherein the recess is provided by a socket formed in the second link, wherein the recess does not extend through the second link. 18. The linkage as recited in claim 17, wherein the recess includes a first section having a first diameter, a second section having a second diameter less than the first diameter, and a stepped surface between the first section and the second section. 19. The linkage as recited in claim 18, wherein the first section of the recess includes a circumferential channel receiving the seal. 20. The linkage as recited in claim 18, wherein: the bushing has a cylindrical portion and a flange at one end of the cylindrical portion,the cylindrical portion is received in the second section of the recess, andthe flange abuts the stepped surface. 21. The assembly as recited in claim 1, wherein the seal is entirely provided in the recess. 22. The assembly as recited in claim 21, wherein the recess is a socket and does not extend through the linkage.
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이 특허에 인용된 특허 (13)
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Johnston David J. ; Smith Michael K. ; Zamani Nasser ; Massey ; III William G. ; Novoa Luis A. ; von Mayenburg Michael ; Blakewood ; Jr. Charles H. ; Menig Paul M. ; Delurey Paul J., Retractable stairway assembly for a vehicle.
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