IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0298002
(2002-11-18)
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우선권정보 |
DE-0011652 (1999-07-05) |
발명자
/ 주소 |
- Kettler, Heinz
- Kettler, Joachim
- Rocholl, Reinhard
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출원인 / 주소 |
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대리인 / 주소 |
Greenblum & Bernstein, P.L.C.
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인용정보 |
피인용 횟수 :
24 인용 특허 :
6 |
초록
▼
Vehicle steering head including a connecting element adapted to engage a handlebar. A support tube rotatably supports the connecting element. A fork member adapted to connect a wheel fork to a handlebar. The fork member is rotatable with respect to the support tube. A mechanism limits the rotational
Vehicle steering head including a connecting element adapted to engage a handlebar. A support tube rotatably supports the connecting element. A fork member adapted to connect a wheel fork to a handlebar. The fork member is rotatable with respect to the support tube. A mechanism limits the rotational movement of the fork member in each of two directions. A lower bearing support is mounted to the support tube. The mechanism and the lower bearing support cooperate to limit the rotational movement of the fork member.
대표청구항
▼
1. A vehicle steering head comprising:a support tube adapted to be fixed to a frame;a fork member adapted to connect a wheel fork to a handlebar;the fork member being rotatable with respect to the support tube;a latch element movably disposed within the support tube; anda linkage element being movab
1. A vehicle steering head comprising:a support tube adapted to be fixed to a frame;a fork member adapted to connect a wheel fork to a handlebar;the fork member being rotatable with respect to the support tube;a latch element movably disposed within the support tube; anda linkage element being movable and comprising at least one stop surface,wherein the at least one stop surface limits the rotation of the fork member with respect to the support tube, andwherein the latch element moves in a direction parallel to an axis of the fork member. 2. The steering head of claim 1, wherein the latch element is connected to a slide, the slide being disposed within the support tube. 3. The steering head of claim 2, wherein the slide is moveable substantially parallel to the axis of the fork member. 4. The steering head of claim 1, further comprising a locking element connected to one of a slide and the linkage element. 5. The steering head of claim 1, wherein the linkage element rotates with the fork member. 6. The steering head of claim 1, wherein the fork member is cylindrical. 7. The steering head of claim 1, further comprising a handlebar connected to one end of the fork member and a wheel fork connected to another end of the fork member. 8. A vehicle steering head comprising:a support tube adapted to be fixed to a frame;a cylindrical member adapted to connect a wheel fork to a handlebar;the cylindrical member being rotatable with respect to the support tube;a latch element movably disposed within the support tube; anda linkage element being movable and comprising at least two stop surfaces,wherein one of the at least two stop surfaces limits the rotation of the cylindrical member in one direction,wherein another of the at least two stop surfaces limits the rotation of the cylindrical member in another direction,wherein the latch element is connected to a slide, the slide being disposed within the support tube, andwherein the slide is moveable substantially parallel to the axis of the cylindrical member. 9. The steering head of claim 8, further comprising a locking element connected to one of a slide and the linkage element. 10. The steering head of claim 8, wherein the latch element moves in a direction parallel to an axis of the cylindrical member. 11. The steering head of claim 8, wherein the linkage element rotates with the cylindrical member. 12. A vehicle steering head comprising:a support tube adapted to be fixed to a frame;a connecting element adapted to connect a wheel fork to a handlebar;the connecting element being rotatable with respect to the support tube;a linkage element being movable and comprising at least two stop surfaces;one of the at least two stop surfaces limiting the rotation of the connecting element in one direction;another of the at least two stop surfaces limiting the rotation of the connecting element in another direction; anda latch element that is movable parallel to an axis of the connecting element between at least a first position and at least a second position,wherein, when the latch element is in the first position, the connecting element is rotatable, and wherein, when the latch element is in the second position, the connecting element is prevented from rotating. 13. A vehicle steering head comprising:a support tube adapted to be fixed to a frame;a connecting element adapted to connect a wheel fork to a handlebar;the connecting element being rotatable with respect to the support tube;a mechanism that is rotatable and comprises at least two stop surfaces;a mudguard;one of the at least two stop surfaces limiting the rotation of the connecting element in one direction; andanother of the at least two stop surfaces limiting the rotation of the connecting element in another direction,wherein the mechanism is coupled to the mudguard. 14. A vehicle steering head comprising:a support tube adapted to be fixed to a frame;a connecting element adapted to connect a wheel fork to a handlebar;the connecting elemen t being rotatable with respect to the support tube;a mechanism that is rotatable and comprises at least two stop surfaces;a mudguard;one of the at least two stop surfaces limiting the rotation of the connecting element in one direction; andanother of the at least two stop surfaces limiting the rotation of the connecting element in another direction,wherein the mechanism and the mudguard comprise a one-piece structure. 15. A vehicle steering head comprising:a support tube adapted to be fixed to a frame;a connecting element adapted to connect a wheel fork to a handlebar;the connecting element being rotatable with respect to the support tube;a mechanism that is rotatable and comprises at least two stop surfaces;a mudguard;one of the at least two stop surfaces limiting the rotation of the connecting element in one direction;another of the at least two stop surfaces limiting the rotation of the connecting element in another direction; anda device that engages the mechanism to prevent movement thereof,wherein the device that engages the mechanism comprises a pin, andwherein the pin is movable. 16. The vehicle steering head of claim 15, wherein the pin can move parallel to an axis of the connecting element. 17. The vehicle steering head of claim 16, wherein the pin engages an opening in the mechanism in a locking position. 18. A vehicle steering head comprising:a support tube adapted to be fixed to a frame;a connecting element adapted to connect a wheel fork to a handlebar;the connecting element being rotatable with respect to the support tube;a mechanism that is rotatable and comprises at least two stop surfaces;a mudguard;one of the at least two stop surfaces limiting the rotation of the connecting element in one direction; andanother of the at least two stop surfaces limiting the rotation of the connecting element in another direction,wherein the mudguard comprises the mechanism. 19. A vehicle steering head comprising:a support tube adapted to be fixed to a frame;a connecting element adapted to connect a wheel fork to a handlebar;the connecting element being rotatable with respect to the support tube;a mudguard;a first stop surface limiting the rotation of the connecting element in one direction;a second stop surface limiting the rotation of the connecting element in another direction; anda device that engages the mudguard to prevent movement thereof,wherein the device that engages the mudguard comprises a pin, andwherein the pin is movably mounted. 20. A vehicle steering head comprising:a support tube adapted to be fixed to a frame;a connecting element adapted to connect a wheel fork to a handlebar;the connecting element being rotatable with respect to the support tube;a mudguard;a first stop surface limiting the rotation of the connecting element in one direction;a second stop surface limiting the rotation of the connecting element in another direction; anda device that engages the mudguard to prevent movement thereof,wherein the device that engages the mudguard comprises a pin, andwherein the pin can move parallel to an axis of the connecting element. 21. A vehicle steering head comprising:a support tube adapted to be fixed to a frame;a connecting element adapted to connect a wheel fork to a handlebar;the connecting element being rotatable with respect to the support tube;a mudguard;a first stop surface limiting the rotation of the connecting element in one direction;a second stop surface limiting the rotation of the connecting element in another direction; anda device that engages the mudguard to prevent movement thereof,wherein the device that engages the mudguard comprises a pin, andwherein the pin engages an opening in the mudguard. 22. A vehicle steering head comprising:a support tube adapted to be fixed to a frame;a connecting element adapted to connect a wheel fork to a handlebar;the connecting element being rotatable with respect to the support tube;a mudguard;a first stop surface limiting the rotation of the connecting element in one direction;a second stop surface limiting the rotation of the connecting element in another direction; anda device that engages an opening that moves when the mudguard moves, wherein, when the device engages the opening, the mudguard is prevented from moving. 23. The vehicle steering head of claim 22, wherein the device that engages the opening comprises a pin. 24. A vehicle steering head comprising:a support tube adapted to be fixed to a frame;a fork member adapted to connect a wheel fork to a handlebar;the fork member being rotatable with respect to the support tube; anda system which limits the rotational movement of the fork member in each of two directions,wherein the system includes one part which is non-rotatably mounted to the support tube and another part which rotates with the fork member, andwherein the one part which is non-rotatably mounted to the support tube comprises a lower bearing support. 25. The vehicle steering head of claim 24, wherein the other part which rotates with the fork member comprises a mechanism that has two stop surfaces. 26. The vehicle steering head of claim 25, wherein the mechanism that has two stop surfaces comprises a mudguard. 27. The vehicle steering head of claim 25, wherein the mechanism that has two stop surfaces is coupled to a mudguard. 28. A vehicle steering head comprising:a support tube adapted to be fixed to a frame;a fork member adapted to connect a wheel fork to a handlebar;the fork member being rotatable with respect to the support tube; anda system which limits the rotational movement of the fork member in each of two directions,wherein the system includes one part which is non-rotatably mounted to the support tube and another part which rotates with the fork member, anda device that engages an opening that moves when the fork member moves, wherein, when the device engages the opening, the fork member is prevented from moving. 29. The vehicle steering head of claim 28, wherein the device that engages the opening comprises a pin. 30. The vehicle steering head of claim 29, wherein the pin can move in a direction that is parallel to an axis of the support tube. 31. A vehicle steering head comprising:a support tube adapted to be fixed to a frame;a fork member adapted to connect a wheel fork to a handlebar;the fork member being rotatably mounted to the support tube;a locking system comprising a pin and an opening configured to receive the pin;the pin being movably mounted; andthe opening being arranged on a surface that can rotate in each of two directions,wherein, when the pin engages the opening, the fork member is prevented from rotating, andwherein, when the pin does not engage the opening, the fork member is free to rotate in each of two directions. 32. The vehicle steering head of claim 31, wherein the pin can move in a direction that is parallel to an axis of the support tube. 33. The vehicle steering head of claim 31, further comprising a system which limits the rotational movement of the fork member in each of two directions, wherein the system includes one part which is non-rotatably mounted to the support tube and another part which rotates with the fork member. 34. The vehicle steering head of claim 33, wherein the one part which is non-rotatably mounted to the support tube comprises two stop surfaces and wherein the other part which rotates with the fork member comprises two stop surfaces. 35. The vehicle steering head of claim 34, wherein the fork member can rotate approximately 45 degrees to each side. 36. A vehicle steering head comprising:a support tube adapted to be fixed to a frame;a fork member adapted to connect a wheel fork to a handlebar;the fork member being rotatably mounted to the support tube;a locking system comprising an opening and a locking device;the locking device comprising a button portion and an engaging portion;the locking device being movably mounted and being capable of moving in a direction that is parallel to an axis of th e support tube;the opening being arranged on a surface that can rotate in each of two directions and being capable of receiving the engaging portion of the locking device,wherein, when the engaging portion engages the opening, the fork member is prevented from rotating, andwherein, when the engaging portion does not engage the opening, the fork member is free to rotate in each of two directions. 37. The vehicle steering head of claim 36, further comprising a system which limits the rotational movement of the fork member in each of two directions, wherein the system includes one part which is non-rotatably mounted to the support tube and another part which rotates with the fork member. 38. The vehicle steering head of claim 36, wherein the one part which is non-rotatably mounted to the support tube comprises two stop surfaces and wherein the other part which rotates with the fork member comprises two stop surfaces. 39. A vehicle steering head for one of a bicycle or a tricycle having a frame, said steering head comprising:a support tube adapted to be fixed to the frame;a connecting element adapted to connect a wheel fork to a handlebar;the connecting element being rotatable with respect to the support tube;a mechanism that limits rotational movement of the connecting element;the mechanism comprising at least two stop surfaces;one of the at least two stop surfaces limiting the rotation of the connecting element in one direction; andanother of the at least two stop surfaces limiting the rotation of the connecting element in another direction,wherein the mechanism is coupled to a mudguard, andwherein the mechanism and the mudguard comprise a one-piece structure. 40. A vehicle steering head for one of a bicycle or a tricycle having a frame, said steering head comprising:a support tube adapted to be fixed to the frame;a connecting element adapted to connect a wheel fork to a handlebar;the connecting element being rotatable with respect to the support tube;a mechanism that limits rotational movement of the connecting element;the mechanism comprising at least two stop surfaces;one of the at least two stop surfaces limiting the rotation of the connecting element in one direction;another of the at least two stop surfaces limiting the rotation of the connecting element in another direction; anda device that engages the mechanism to prevent movement thereof,wherein the device that engages the mechanism comprises a pin, andwherein the pin is movable parallel to an axis of the connecting element. 41. The vehicle steering head of claim 40, wherein the pin engages an opening in the mechanism in a locking position. 42. A vehicle steering head for one of a bicycle or a tricycle having a frame, said steering head comprising:a support tube adapted to be fixed to the frame;a fork member adapted to connect a wheel fork to a handlebar;the fork member being rotatably mounted to the support tube;a locking system comprising a pin and an opening configured to receive the pin;the pin being movably mounted; andthe opening being arranged on a surface that can rotate in each of two directions,wherein, when the pin engages the opening, the fork member is prevented from rotating, andwherein, when the pin does not engage the opening, the fork member is free to rotate in each of two directions. 43. The vehicle steering head of claim 42, wherein the pin is moveable in a direction that is parallel to an axis of the support tube. 44. The vehicle steering head of claim 42, further comprising a system which limits the rotational movement of the fork member in each of two directions, wherein the system includes one part which is non-rotatably mounted to the support tube and another part which rotates with the fork member. 45. The vehicle steering head of claim 44, wherein the one part which is non-rotatably mounted to the support tube comprises two stop surfaces and wherein the other part which rotates with the fork member comprises two stop surfaces. 46. The vehicle steering head of claim 45, wherein the fork member can rotate approximately 45 degrees to each side. 47. A vehicle steering head for a bicycle or a tricycle having a frame, comprising:a support tube fixed to the frame;an upper bearing support non-movably mounted to the support tube;a lower bearing support non-movably mounted to the support tube;a connecting element having one end connected to a wheel fork and another end adapted to be connected to a handlebar;the connecting element being rotatably mounted to the support tube via the upper and lower bearing supports;a movement limiting system that limits rotational movement of the connecting element;the movement limiting system comprising a recess formed in the lower bearing support and a protrusion that rotates when the connecting element rotates;the protrusion comprising at least two stop surfaces;one of the at least two stop surfaces limiting the rotation of the connecting element in one direction;another of the at least two stop surfaces limiting the rotation of the connecting element in another direction; anda locking system that prevents rotational movement of the connecting element. 48. The vehicle steering head of claim 47, wherein the locking system comprises an engaging member that can be moved between a first position that allows the connecting element to rotate in each of two directions to a second position wherein the connecting element is prevented from rotational movement in each of the two directions. 49. The vehicle steering head of claim 47, wherein the locking system comprises a movable engaging member that can move parallel to an axis of the connecting element to prevent rotational movement of the connecting element. 50. A vehicle steering head for a bicycle or a tricycle having a frame, the vehicle steering head comprising:a support tube fixed to the frame;an upper bearing support non-movably mounted to the support tube;a lower bearing support non-movably mounted to the support tube;a connecting element having one end connected to a wheel fork and another end adapted to be connected to a handlebar;the connecting element being rotatably mounted to the support tube via the upper and lower bearing supports;a movement limiting system that limits rotational movement of the connecting element;the movement limiting system comprising a recess and a projecting portion which movably engages with the recess;the recess having two stop surfaces and being arranged on the lower bearing support;the projecting portion being movable with the connecting element and being configured to engage each of the two stop surfaces;one of the two stop surfaces limiting the rotation of the connecting element in one direction when the projecting portion engages one of the two stop surfaces; andanother of the two stop surfaces limiting the rotation of the connecting element in another direction when the projecting portion engages another of the two stop surfaces,wherein the projecting portion extends into the recess and rotates with the connecting element about an axis that runs through the connecting element. 51. The vehicle steering head of claim 50, further comprising a locking system that prevents rotational movement of the connecting element. 52. The vehicle steering head of claim 51, wherein the locking system comprises a locking member that moves parallel to an axis of the support tube and an opening which rotates with the connecting element, wherein when the locking member engages the opening the connecting element is prevented from rotating, and wherein when the locking member disengages from the opening the connecting element is allowed to rotate. 53. The vehicle steering head of claim 51, wherein the locking system comprises a movable locking member and a recess which rotates with the connecting element, wherein when the locking member engages the recess the connecting element is prevented from rotating, and wherein when the locking member disengages from the recess the connect ing element is allowed to rotate. 54. A vehicle steering head comprising:a support tube adapted to be fixed to a frame;a connecting element adapted to connect a wheel fork to a handlebar;the connecting element being rotatable with respect to the support tube;a mechanism that is rotatable and comprises at least two stop surfaces;a mudguard;one of the at least two stop surfaces limiting the rotation of the connecting element in one direction;another of the at least two stop surfaces limiting the rotation of the connecting element in another direction; anda device that engages an opening in the mechanism to prevent movement of the mechanism. 55. The vehicle steering head of claim 54, wherein the device that engages the mechanism comprises a pin. 56. A vehicle steering head for a bicycle or a tricycle having a frame, the vehicle steering head comprising:a support tube fixed to the frame;an upper bearing support mounted to an upper end of the support tube;a lower bearing support mounted to a lower end of the support tube;a connecting element having one end connected to a wheel fork and another end adapted to be connected to a handlebar;the connecting element being rotatably mounted to the support tube via the upper and lower bearing supports;a movement limiting system that limits rotational movement of the connecting element;the movement limiting system comprising a recess and a projecting portion which movably engages with the recess;the recess comprising two stop surfaces and being arranged on the lower bearing support;the projecting portion being rotatable with the connecting element and being configured to engage each of the two stop surfaces;one of the two stop surfaces limiting the rotation of the connecting element in one direction when the projecting portion engages one of the two stop surfaces; andanother of the two stop surfaces limiting the rotation of the connecting element in another direction when the projecting portion engages another of the two stop surfaces,wherein the projecting portion extends into the recess and rotates with the connecting element about an axis that runs through the connecting element. 57. The vehicle steering head of claim 56, wherein the projecting portion is arranged on a mudguard. 58. A vehicle steering head for a bicycle or a tricycle having a frame, the vehicle steering head comprising:a support tube fixed to the frame;an upper bearing support mounted to an upper end of the support tube;a lower bearing support mounted to a lower end of the support tube;a connecting element having one end connected to a wheel fork and another end adapted to be connected to a handlebar;the connecting element being rotatably mounted to the support tube via the upper and lower bearing supports;a movement limiting system that limits rotational movement of the connecting element;the movement limiting system comprising a recess and a projecting portion which movably engages with the recess;the recess comprising two stop surfaces and being arranged on the lower bearing support;the projecting portion being arranged on a mudguard and being configured to engage each of the two stop surfaces;one of the two stop surfaces limiting the rotation of the connecting element in one direction when the projecting portion engages one of the two stop surfaces; andanother of the two stop surfaces limiting the rotation of the connecting element in another direction when the projecting portion engages another of the two stop surfaces,wherein the projecting portion extends into the recess and rotates with the connecting element about an axis that runs through the connecting element, andwherein the projecting portion and the mudguard comprise a one-piece member. 59. A vehicle steering head for a bicycle or a tricycle having a frame, the vehicle steering head comprising:a support tube fixed to the frame;an upper bearing support mounted to the support tube;a lower bearing support mounted to the support tube;a connecting element having o ne end connected to a wheel fork and another end adapted to be connected to a handlebar;the connecting element being rotatably mounted to the support tube via the upper and lower bearing supports;a movement limiting system that limits rotational movement of the connecting element;the movement limiting system comprising a recess and a projecting portion which moves within the recess;the recess having two stop surfaces and being arranged on the lower bearing support;one of the two stop surfaces limiting the rotation of the connecting element in one direction when the projecting portion engages one of the two stop surfaces; andanother of the two stop surfaces limiting the rotation of the connecting element in another direction when the projecting portion engages another of the two stop surfaces,wherein the projecting portion rotates with the connecting element about an axis that runs through the connecting element. 60. The vehicle steering head of claim 59, further comprising a locking system that prevents rotational movement of the connecting element. 61. The vehicle steering head of claim 60, wherein the locking system comprises a locking member that moves parallel to the axis and an opening adapted to receive the locking member, and wherein the locking member is movable between a first position that allows the connecting element to rotate in each of two directions to a second position wherein the connecting element is prevented from rotational movement in each of the two directions, whereby, in the first position, the locking member does not extend into the opening, and whereby, in the second position, the locking member extends into the opening. 62. A vehicle steering head for a bicycle or a tricycle having a frame, the vehicle steering head comprising:a support tube fixed to the frame;an upper bearing support mounted to the support tube;a lower bearing support mounted to the support tube;a connecting element having one end connected to a wheel fork and another end adapted to be connected to a handlebar;the connecting element being rotatably mounted to the support tube via the upper and lower bearing supports;a movement limiting system that limits rotational movement of the connecting element;the movement limiting system comprising a recess and a projecting portion which moves within the recess;the recess having two stop surfaces and being arranged on the lower bearing support;the projecting portion being movable with the connecting element and being configured to engage each of the two stop surfaces;one of the two stop surfaces limiting the rotation of the connecting element in one direction when the projecting portion engages one of the two stop surfaces; andanother of the two stop surfaces limiting the rotation of the connecting element in another direction when the projecting portion engages another of the two stop surfaces,wherein the projecting portion rotates with the connecting element about an axis that runs through the connecting element. 63. The vehicle steering head of claim 62, wherein the projecting portion is arranged on a mudguard. 64. A vehicle steering head for a bicycle or a tricycle having a frame, the vehicle steering head comprising:a support tube fixed to the frame;an upper bearing support mounted to the support tube;a lower bearing support mounted to the support tube;a connecting element having one end connected to a wheel fork and another end adapted to be connected to a handlebar;the connecting element being rotatably mounted to the support tube via the upper and lower bearing supports;a movement limiting system that limits rotational movement of the connecting element;the movement limiting system comprising a recess and a projecting portion which moves within the recess;the recess having two stop surfaces and being arranged on the lower bearing support;the projecting portion being arranged on a mudguard;the projecting portion being movable with the connecting element and being configured to engage e ach of the two stop surfaces;one of the two stop surfaces limiting the rotation of the connecting element in one direction when the projecting portion engages one of the two stop surfaces; andanother of the two stop surfaces limiting the rotation of the connecting element in another direction when the projecting portion engages another of the two stop surfaces,wherein the projecting portion rotates with the connecting element about an axis that runs through the connecting element, andwherein the projecting portion and the mudguard comprise a one-piece member. 65. A vehicle steering head for a bicycle or a tricycle having a frame, the vehicle steering head comprising:a support tube fixed to the frame;an upper bearing support mounted to the support tube;a lower bearing support mounted to the support tube;a connecting element having one end connected to a wheel fork and another end adapted to be connected to a handlebar;the connecting element being rotatably mounted to the support tube via the upper and lower bearing supports;a mudguard;a movement limiting system that limits rotational movement of the connecting element;the movement limiting system comprising a recess and a projecting portion which moves within the recess;the recess having two stop surfaces and being arranged on the lower bearing support;the projecting portion being movable with the connecting element and being configured to engage each of the two stop surfaces;one of the two stop surfaces limiting the rotation of the connecting element in one direction when the projecting portion engages one of the two stop surfaces; andanother of the two stop surfaces limiting the rotation of the connecting element in another direction when the projecting portion engages another of the two stop surfaces,wherein the projecting portion rotates with the connecting element about an axis that runs through the connecting element. 66. A vehicle steering head for a bicycle or a tricycle having a frame, the vehicle steering head comprising:a support tube fixed to the frame;an upper bearing support mounted to the support tube;a lower bearing support mounted to the support tube;a connecting element having one end connected to a wheel fork and another end adapted to be connected to a handlebar;the connecting element being rotatably mounted to the support tube via the upper and lower bearing supports;a locking system comprising a pin and an opening configured to receive the pin;the pin being movably mounted within the support tube; andthe opening being arranged on a surface that can rotate with the connecting element in each of two directions,wherein, when the pin engages the opening, the connecting element is prevented from rotating, andwherein, when the pin does not engage the opening, the connecting element is free to rotate in each of two directions. 67. The vehicle steering head of claim 66, further comprising a mudguard. 68. The vehicle steering head of claim 66, wherein the pin moves parallel to an axis of the connecting element. 69. The vehicle steering head of claim 66, wherein the pin moves parallel to an axis of the connecting element and is configured to pass through the lower bearing support and into the opening.
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