IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0134775
(2011-06-16)
|
등록번호 |
US-8465027
(2013-06-18)
|
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
2 인용 특허 :
7 |
초록
▼
A triple action roller skate steering and suspension mechanism includes upper and lower cushions clamped on either side of a skate truck, plus a third action comprising a floating cushion mechanism supporting and surrounding the pivot cup portion of a pivot joint mechanism. A pivot pin is threaded i
A triple action roller skate steering and suspension mechanism includes upper and lower cushions clamped on either side of a skate truck, plus a third action comprising a floating cushion mechanism supporting and surrounding the pivot cup portion of a pivot joint mechanism. A pivot pin is threaded into the skate truck and can be preloaded against the pivot cup and floating cushion mechanism, thereby providing improved shock absorbing, durability and adjustability. The roller skate base plate is a unitary structure including a hollow arch for lightweight structural reinforcement.
대표청구항
▼
1. A roller skate steering and suspension mechanism, comprising: a base plate having at least one pivot cup mounting hole and at least one kingpin mounting hole;said pivot cup mounting hole having interior sides and a bottom;a pivot cup having a cup body, a cup socket and a cup end disposed opposite
1. A roller skate steering and suspension mechanism, comprising: a base plate having at least one pivot cup mounting hole and at least one kingpin mounting hole;said pivot cup mounting hole having interior sides and a bottom;a pivot cup having a cup body, a cup socket and a cup end disposed opposite said cup socket;said pivot cup positioned to float without direct contact in said pivot cup mounting hole such that said cup socket faces outwards;a radially disposed resilient means for shock absorbing in mechanical communication between a portion of said cup body and a portion of said interior sides, said radially disposed resilient means for shock absorbing providing the functions of retaining said pivot cup within said pivot cup mounting hole, absorbing lateral loads experienced by said pivot cup, and providing lateral movement for said pivot cup in response to lateral loads;an axially disposed resilient means for shock absorbing in mechanical communication between a portion of said cup end and a portion of said bottom;a skate truck having at least one wheel axle holder, a pivot pin socket, and a kingpin aperture;a pivot pin having a pivot pin axis, a proximal end comprising a threaded section and a distal end comprising a rounded pivot;said threaded section being threaded into said pivot pin socket,said rounded pivot in rotary mechanical communication with said cup socket;a kingpin having a kingpin axis, said kingpin being attached into said kingpin mounting hole;said pivot pin axis and said kingpin axis being intersecting;an upper resilient cushion disposed above said truck and a lower resilient cushion disposed below said truck;said kingpin being disposed through said kingpin aperture; and,said upper resilient cushion and said lower resilient cushion being clamped against said skate truck along said kingpin axis, thereby holding said skate truck in a resiliently fixed orientation. 2. The roller skate steering and suspension mechanism of claim 1, wherein said rounded pivot comprises at least in part a ball shape having a pivot ball diameter greater than the diameter of said pivot pin. 3. The roller skate steering and suspension mechanism of claim 1, wherein said pivot pin is axially adjustable to regulate force of contact between said rounded pivot and said pivot cup, thereby providing mechanical preloading for said mechanism against both static and dynamic loads. 4. The roller skate steering and suspension mechanism of claim 1, wherein the shape of said cup recess includes a spherical section dimensioned to mechanically mate with said rounded pivot, thereby providing improved surface contact and rotation angle for said rounded pivot. 5. The roller skate steering and suspension mechanism of claim 1, wherein said pivot cup has a chamfered lip to provide greater angular travel by said pivot pin. 6. The roller skate steering and suspension mechanism of claim 1, wherein said pivot cup includes at least one external radial groove for retaining said radially disposed resilient means. 7. The roller skate steering and suspension mechanism of claim 6, wherein said radially disposed resilient means comprises at least one O-ring. 8. The roller skate steering and suspension mechanism of claim 1, wherein said axially disposed resilient means comprises an elastomeric cushion. 9. The roller skate steering and suspension mechanism of claim 1, wherein said cup end includes a bottom recess for retaining said axially disposed resilient means. 10. The roller skate steering and suspension mechanism of claim 1, wherein said axially disposed resilient means is smaller in diameter than said pivot cup, thereby permitting radial expansion of said axially disposed resilient means during axial compression, and thereby permitting a greater distance of axial travel. 11. The roller skate steering and suspension mechanism of claim 1, wherein said kingpin aperture is disposed on said skate truck between said pivot pin socket and said axle holder. 12. The roller skate steering and suspension mechanism of claim 11, wherein said skate truck is symmetrical about a center plane; said axle holder has a center axis through said center plane; and,said axle holder center axis is bisected by and perpendicular to said pivot pin axis. 13. The roller skate steering and suspension mechanism of claim 11, wherein said axle holder is offset from said pivot axis. 14. The roller skate steering and suspension mechanism of claim 1, wherein said axle holder is disposed on said skate truck between said pivot pin socket and said kingpin aperture. 15. The roller skate steering and suspension mechanism of claim 1, further comprising an angle of approximately 45 degrees between said pivot pin axis and said kingpin axis, and an angle of approximately 45 degrees between said kingpin axis and said base plate. 16. The roller skate steering and suspension mechanism of claim 1, further comprising an angle of approximately 45 degrees between said pivot pin axis and said base plate, and an angle of approximately 45 degrees between said kingpin axis and said base plate. 17. The roller skate steering and suspension mechanism of claim 1, wherein said base plate provides mounting for two of said skate trucks wherein one functions as a forward skate truck and one as a rear skate truck. 18. The roller skate steering and suspension mechanism of claim 17, wherein said forward skate truck has a center plane; said axle holder of said forward skate truck, said pivot pin socket of said forward skate truck, and said kingpin aperture of said forward skate truck being symmetrical about and bisected by said center plane;said axle holder of said forward skate truck having a center axis through said center plane;said axle holder center axis being bisected by and perpendicular to said pivot pin axis; and,said forward skate truck and said rear skate truck being of different geometry with respect to the location of features selected from the group consisting of axle holder, pivot pin socket and kingpin aperture, whereby said roller skate steering and suspension mechanism incorporates a greater range of mechanical properties than from two identical skate trucks. 19. The roller skate steering and suspension mechanism of claim 17, wherein the periphery of said base plate is contoured generally like a shoe sole for improved support of a skate shoe. 20. The roller skate steering and suspension mechanism of claim 19, wherein said base plate is made of a single piece of material and includes a transversely open reinforcing arch to provide lightweight lengthwise stiffening. 21. The roller skate steering and suspension mechanism of claim 20, wherein said transverse opening through said arch is an oval, and a portion of the area underneath said arch is open through said base plate, whereby further lightening of said base plate is provided with a minimum of decrease in structural strength. 22. The roller skate steering and suspension mechanism of claim 21, wherein said base plate further comprises a front pivot cup mounting hole and kingpin mounting hole region, an arch region, and a rear pivot cup mounting hole and kingpin mounting hole region; said base plate being configured in a plurality of lengths to fit a plurality of skate shoe sizes;said pivot cup mounting hole and kingpin mounting hole regions being of consistent dimensions irrespective of the overall length of said base plate; and,said arch having a length varying proportional to the overall length of said base plate. 23. The roller skate steering and suspension mechanism of claim 1, wherein said skate truck has a cushion recess for positioning said inner cushion; said cushion recess having a radiused bottom surface; and,a face of said inner cushion being a spherical section contoured to substantially match and rotationally mate with said radiused bottom surface. 24. The roller skate steering and suspension mechanism of claim 1, wherein said inner cushion has a first face and a second face; said first face having a wider diameter than said second face;said first face being oriented towards said base plate and said second face being oriented towards said truck; and,said inner cushion having a lower durometer than said outer cushion. 25. The roller skate steering and suspension mechanism of claim 1, further comprising a front skate truck assembly and a rear skate truck assembly; said front skate truck assembly having a front skate truck and said rear truck assembly having a rear skate truck;said kingpin aperture being disposed on both said front skate truck and said rear skate truck between said pivot pin socket and said axle holder;said front skate truck is symmetrical about a center plane;said axle holder of said front skate truck has a center axis through said center plane;said axle holder center axis is bisected by said pivot pin axis of said front skate truck; and,said axle holder of said rear skate truck being offset from said pivot axis of said rear skate truck. 26. A triple action roller skate steering and suspension system comprising: a base plate having at least one pivot cup mounting hole and at least one kingpin mounting hole;a kingpin having a kingpin axis, said kingpin being attached into said kingpin mounting hole;a skate truck having at least one wheel axle holder, a pivot pin socket, and a kingpin aperture with said kingpin disposed therethrough;a first resilient cushion radially surrounding a portion of said kingpin and in mechanical communication with said skate truck;a first cushion support radially surrounding a portion of said kingpin and disposed in fixed relation to said base plate between said base plate and said first resilient cushion and in mechanical communication with said first resilient cushion;said first resilient cushion thereby providing a first steering and suspension action;a second resilient cushion radially surrounding a portion of said kingpin and in mechanical communication with said skate truck;said second resilient cushion being disposed opposite said first resilient cushion in relation to said skate truck;a second cushion support radially surrounding a portion of said kingpin and disposed in fixed relation to said base plate, wherein said second cushion support is in mechanical communication with said second resilient cushion and disposed opposite said second resilient cushion in relation to said skate truck;said skate truck thereby being resiliently supported between said first and second resilient cushions and said second resilient cushion thereby providing a second steering and suspension action;said pivot cup mounting hole having interior sides and a bottom;a pivot cup having a cup body, a cup socket and a cup end disposed opposite said cup socket;said pivot cup positioned to float without direct contact in said pivot cup mounting hole such that said cup socket faces outwards;a radially disposed resilient means for shock absorbing in mechanical communication between a portion of said cup body and a portion of said interior sides, said radially disposed resilient means for shock absorbing providing the functions of retaining said pivot cup within said pivot cup mounting hole, absorbing lateral loads experienced by said pivot cup, and providing lateral movement for said pivot cup in response to lateral loads;an axially disposed resilient means for shock absorbing in mechanical communication between a portion of said cup end and a portion of said bottom;a pivot pin having a pivot pin axis, a proximal end comprising a threaded section and a distal end comprising a rounded pivot;said threaded section being threaded into said pivot pin socket, said rounded pivot in rotary mechanical communication with said cup socket; and,whereby the combination of said pivot pin, said pivot cup, said radially disposed resilient means for shock absorbing and said axially disposed resilient means for shock absorbing provides a third steering and suspension action. 27. The triple action roller skate steering and suspension mechanism of claim 26, wherein said rounded pivot comprises at least in part a ball shape having a pivot ball diameter greater than the diameter of said pivot pin. 28. The triple action roller skate steering and suspension mechanism of claim 26, wherein said pivot pin is axially adjustable to regulate force of contact between said rounded pivot and said pivot cup, thereby providing mechanical preloading for said mechanism against both static and dynamic loads. 29. The triple action roller skate steering and suspension mechanism of claim 26, wherein the shape of said cup recess includes a spherical section dimensioned to mechanically mate with said rounded pivot, thereby providing improved surface contact and rotation angle for said pivot. 30. The triple action roller skate steering and suspension mechanism of claim 26, wherein said pivot cup includes at least one external radial groove for retaining said radially disposed resilient means. 31. The triple action roller skate steering and suspension mechanism of claim 30, wherein said radially disposed resilient means comprises at least one O-ring. 32. The triple action roller skate steering and suspension mechanism of claim 26, wherein said axially disposed resilient means comprises an elastomeric cushion. 33. The triple action roller skate steering and suspension mechanism of claim 26, wherein said cup end includes a bottom recess for retaining said axially disposed resilient means. 34. The triple action roller skate steering and suspension mechanism of claim 26, wherein said axially disposed resilient means is smaller in diameter than said pivot cup, thereby permitting radial expansion of said axially disposed resilient means during axial compression, and thereby permitting a greater distance of axial travel. 35. A steering and suspension action for a skate mechanism comprising: a base plate having at least one pivot cup mounting hole;said pivot cup mounting hole having interior sides and a bottom;a pivot cup having a cup body, a cup socket and a cup end disposed opposite said cup socket;said pivot cup positioned to float without direct contact in said pivot cup mounting hole such that said cup socket faces outwards;a radially disposed resilient means for shock absorbing in mechanical communication between a portion of said cup body and a portion of said interior sides, said radially disposed resilient means for shock absorbing providing the functions of retaining said pivot cup within said pivot cup mounting hole, absorbing lateral loads experienced by said pivot cup, and providing lateral movement for said pivot cup in response to lateral loads;an axially disposed resilient means for shock absorbing in mechanical communication between a portion of said cup end and a portion of said bottom;a skate truck having a pivot pin socket;a pivot pin having a pivot pin axis, a proximal end comprising a threaded section and a distal end comprising a rounded pivot;said threaded section being threaded into said pivot pin socket, and,said rounded pivot in rotary mechanical communication with said cup socket, whereby said pivot pin can be threadedly mechanically preloaded against said pivot cup, and transmission of mechanical forces from said base plate or from said truck cause said pivot cup to travel up and down in said pivot cup mounting hole and to be resiliently supported against mechanical impacts by said axially disposed resilient means and said radially disposed resilient means. 36. A skate truck comprising: a body having a center plane;said body having an axle holder, a pivot pin socket, and a kingpin aperture;said axle holder, said pivot pin socket, and said kingpin aperture being symmetrical about said center plane;said kingpin aperture being disposed between said pivot pin socket and said axle holder;an inner cushion recess in said body, radially disposed around said kingpin aperture;an outer cushion recess in said body, radially disposed around said kingpin aperture;said inner cushion recess and said outer cushion recess being offset from and generally oppositely disposed with respect to the center plane, although they may differ with respect to geometric attributes from the group consisting of depth, angle, exact diameter and contour;said axle holder having a center axis approximately coplanar with said center plane; and,said axle holder center axis being bisected by and perpendicular to said pivot pin axis.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.