IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0327386
(2011-12-15)
|
등록번호 |
US-8646595
(2014-02-11)
|
발명자
/ 주소 |
- Miller, Abraham L.
- MacLachlan, Gibert J.
- Weiser, David C.
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
4 인용 특허 :
16 |
초록
▼
Snap-on rollers for a conveyor belt. The snap-on roller may be snapped onto an axle or into a cavity of a conveyor belt module. Multi-piece snap-on rollers can be installed radially onto an axle on a conveyor belt and joined together in a puzzle pattern to form a complete roller that can rotate on t
Snap-on rollers for a conveyor belt. The snap-on roller may be snapped onto an axle or into a cavity of a conveyor belt module. Multi-piece snap-on rollers can be installed radially onto an axle on a conveyor belt and joined together in a puzzle pattern to form a complete roller that can rotate on the axle.
대표청구항
▼
1. A multi-piece roller for a conveyor belt, comprising: a first roller section having a first torsioned channel defined by first and second side edges; anda second roller section having a second torsioned channel defined by third and fourth side edges joined to the first roller section to form a co
1. A multi-piece roller for a conveyor belt, comprising: a first roller section having a first torsioned channel defined by first and second side edges; anda second roller section having a second torsioned channel defined by third and fourth side edges joined to the first roller section to form a complete roller having a first axial end, a second axial end, an outer peripheral surface between the first axial end and the second axial end, and a bore defined by the first and second torsioned channels and extending from the first axial end to the second axial end along a longitudinal axis, wherein the first, second, third and fourth side edges are skewed relative to the longitudinal axis. 2. The multi-piece roller of claim 1, wherein: the first roller section comprises a first base member defining the first torsioned channel and a first finger extending from the base member, andthe second roller section comprises a second base member defining the second torsioned channel and a second finger configured to engage the first finger. 3. The multi-piece roller of claim 2, wherein the first base member includes a radially outer surface configured to engage a radially inner surface of the second finger. 4. The multi-piece roller of claim 3, wherein the second base member includes a radially outer surface configured to engage a radially inner surface of the first finger. 5. The multi-piece roller of claim 2, wherein the first finger includes a contoured rotationally symmetric surface. 6. The multi-piece roller of claim 1, wherein the first roller section includes a base member, first finger extending from a first axial end of the base member on a first side of the first torsioned channel and a second finger extending from a second axial end of the base member on a second side of the first torsioned channel opposite the first finger. 7. The multi-piece roller of claim 6, wherein the first finger and the second finger include rotationally symmetric axially inner surfaces. 8. The multi-piece roller of claim 7, wherein the axially inner surfaces each include a first curved surface, a second curved surface, a first camming surface and a second camming surface. 9. The multi-piece roller of claim 7, wherein each axially inner surface includes a groove and a protrusion that is complementary to the groove. 10. The multi-piece roller of claim 6, wherein the first finger and second finger include radially outer surfaces that form a portion of the outer peripheral surface of the complete roller and radially inner surfaces that are non-parallel with the radially outer surfaces. 11. The multi-piece roller of claim 10, wherein the base member includes radially outer surfaces that are complementary to the radially inner surfaces of the first finger and the second finger. 12. The multi-piece roller of claim 6, wherein the first finger and the second finger include rounded tips. 13. The multi-piece roller of claim 1, wherein the first roller section is rotationally symmetric. 14. The multi-piece roller of claim 1, wherein the first and second torsioned channels include chamfered ends. 15. The multi-piece roller of claim 1, wherein the first axial end and second axial end of the complete roller are chamfered away from the bore. 16. A multi-piece roller for a conveyor belt, comprising: a rotationally symmetric first roller section comprising a base member having an axially extending channel and a first finger extending from the base member, the first finger including an axially outer surface, an axially inner surface, a radially outer surface and a radially inner surface; anda second roller section joined to the first roller section to form a complete roller having a first axial end, a second axial end, an outer peripheral surface defined at least in part by the first finger and a bore extending between the first axial end and the second axial end,wherein the first finger includes a projection and the second roller section includes a groove for receiving the projection to lock the first roller section to the second roller section. 17. The multi-piece roller of claim 16, wherein the second roller section is rotationally symmetric. 18. The multi-piece roller of claim 16, wherein the first roller section comprises a torsioned channel in the base member defining a portion of the bore. 19. The multi-piece roller of claim 16, wherein the first finger extends from a first axial end of the base member and the first roller section further includes a second finger extending from a second axial end of the base member. 20. The multi-piece roller of claim 16, wherein the radially inner surface of the first finger is non-parallel with the radially outer surface of the first finger. 21. The multi-piece roller of claim 20, wherein the base member includes a radially outer surface that is complementary to the radially inner surface of the first finger. 22. The multi-piece roller of claim 21, wherein the radially inner surface of the first finger includes a camming surface, a groove and a curved surface defining a projection adjacent the groove. 23. The multi-piece roller of claim 16, wherein the axially inner surface of the first finger is rotationally symmetric. 24. The multi-piece roller of claim 23, wherein the axially inner surface has a curved distal portion, at least one groove and at least one projection. 25. The multi-piece roller of claim 16, wherein the first axial end and the second axial end of the complete roller are chamfered away from the bore. 26. A multi-piece roller for a conveyor belt, comprising: a first roller section comprising a base member including an axially extending channel and a plurality of first fingers extending from the base member, each first finger including a radially outer surface and a radially inner surface that is non-parallel with the radially outer surface, anda second roller section identical to the first roller section, the second roller section joined to the first roller section to form a complete roller having a first axial end, a second axial end, a bore extending from the first axial end to the second axial end, and an outer periphery between the first axial end and the second axial end, the outer periphery defined at least in part by the radially outer surfaces of the plurality of first fingers. 27. The multi-piece roller of claim 26, wherein the second roller section includes a base member having a plurality of second fingers, and the radially inner surfaces of the first fingers engage radially outer surfaces of the base member of the second roller section. 28. The multi-piece roller of claim 27, wherein the second fingers of the second roller section engage the first fingers of the first roller section when the complete roller is assembled. 29. The multi-piece roller of claim 27, wherein the first fingers are formed at opposing axial ends of the first base member and the second fingers are formed in an axially central portion of the second roller section base member. 30. The multi-piece roller of claim 26, wherein the first finger include flat distal ends that abut flat surfaces in the second roller section base member when the complete roller is assembled. 31. The multi-piece roller of claim 26, wherein the first fingers are formed at a first axial end of the first roller section and form a contoured opening for received a portion of the base member of the second roller section. 32. The multi-piece roller of claim 26, wherein the axially extending channel of the first roller section is torsioned. 33. The multi-piece roller of claim 26, wherein the axially extending channel of the first roller section includes chamfered ends. 34. The multi-piece roller of claim 26, wherein the first fingers each include a rotationally symmetric axially inner surface. 35. The multi-piece roller of claim 26, wherein the first roller section is rotationally symmetric. 36. The multi-piece roller of claim 26, wherein each of the first fingers has a first groove formed on the radially inner surface and an axially inner surface having a second groove that is coplanar with the first groove. 37. A roller section for forming a multi-piece roller in a conveyor belt, comprising: a base member having an axially extending channel, anda first finger extending from the base member, the first finger including an axially outer surface, a rotationally symmetric axially inner surface having a projection and a groove that is complementary to the projection, a radially outer surface and a radially inner surface. 38. The roller section of claim 37, wherein the radially inner surface of the first finger is non-parallel with the radially outer surface. 39. The roller section of claim 37, wherein the first finger is formed on a first axial end of the base member on a first side of the axially extending channel. 40. The roller section of claim 39, further comprising: a second finger extending from a second axial end of the base member on a second side of the axially extending channel. 41. The roller section of claim 40, wherein the second finger includes a rotationally symmetric axially inner surface. 42. The roller section of claim 37, wherein the axially extending channel is torsioned. 43. The roller section of claim 37, wherein the axially extending channel includes chamfered ends. 44. The roller section of claim 37, wherein the axially inner surface includes at least two projections and at least two grooves that are complementary to the projections. 45. The roller section of claim 37, wherein the radially inner surface includes a projection and a groove. 46. The roller section of claim 45, wherein the base member includes a radially outer surface that is complementary to the radially inner surface of the first finger. 47. The roller section of claim 46, wherein the radially outer surface of the base member includes a curved section. 48. The roller section of claim 37, wherein the axially outer surface of the first finger chamfers towards a radially outer end.
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