Adjustment coupler for awning having articulated support arm
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
E04H-015/08
F16C-011/04
E04F-010/06
F16C-011/10
출원번호
US-0015718
(2016-02-04)
등록번호
US-10060468
(2018-08-28)
발명자
/ 주소
Whitney, Evan
Evans, Samual
Montie, Marcus
출원인 / 주소
LIPPERT COMPONENTS, INC.
대리인 / 주소
Barnes & Thornburg LLP
인용정보
피인용 횟수 :
0인용 특허 :
7
초록▼
An adjustment coupler includes a first clutch member and a second clutch member. In embodiments, the first clutch member may be rotationally fixed with respect to the second clutch member when a torque applied thereto is less than a predetermined amount. When the torque is greater than or equal to t
An adjustment coupler includes a first clutch member and a second clutch member. In embodiments, the first clutch member may be rotationally fixed with respect to the second clutch member when a torque applied thereto is less than a predetermined amount. When the torque is greater than or equal to the predetermined amount, the first clutch member may rotate with respect to the second clutch member. In other embodiments, the first clutch member may be rotationally fixed to the second clutch member.
대표청구항▼
1. A clutch mechanism comprising: a first clutch member comprising: a first tab, said first tab defining a first aperture, said first aperture comprising a central portion, a first keyway extending radially from said central portion, and a second keyway extending radially from said central portion;a
1. A clutch mechanism comprising: a first clutch member comprising: a first tab, said first tab defining a first aperture, said first aperture comprising a central portion, a first keyway extending radially from said central portion, and a second keyway extending radially from said central portion;a second clutch member comprising: a second tab defining a second aperture, said second aperture comprising a central portion and a third keyway extending radially from said central portion; anda third tab defining a third aperture, said third aperture comprising a central portion and a fourth keyway extending radially from said central portion;said third tab parallel to and spaced from said second tab such that said third aperture is coaxial with said second aperture and said fourth keyway is aligned with said third keyway;wherein said first tab is received between said second tab and said third tab such that said central portion of said first aperture is coaxial with said central portions of said second aperture and said third aperture and such that each of said third and fourth keyways are selectively alignable with said first keyway in a first configuration and selectively alignable with said second keyway in a second configuration; anda locking member in sliding engagement with said central portions of each of said first, second, and third tabs, said locking member slidable between a first position and a second position, said locking member comprising: a first key configured for selective engagement with said first keyway and said second keyway, said first key engaged with said first keyway or said second keyway when said locking member is in said first position but not keyed to said first keyway or said second keyway when said locking member is in said second position; anda second key keyed to said fourth keyway when said locking member is in either of said first and second positions. 2. The clutch mechanism of claim 1 further comprising a biasing mechanism biasing said locking member toward said first position. 3. The clutch mechanism of claim 2, said biasing mechanism comprising a spring acting against an end of said locking member. 4. The clutch mechanism of claim 3 further comprising a bearing surface associated with said second tab, said spring further acting against said bearing surface. 5. The clutch mechanism of claim 4, said bearing surface comprising a cap attached to said second tab. 6. The clutch mechanism of claim 1, said first key received within said third keyway when said locking member is in said second position. 7. The clutch mechanism of claim 6, said first key absent from said first keyway and said second keyway when said locking member is in said second position. 8. The clutch mechanism of claim 1 further comprising a retainer attached to said third tab, said second key keyed to said retainer when said locking member is in said first position. 9. The clutch mechanism of claim 1, said locking member comprising a stepped cylinder having a shank and a head. 10. The clutch mechanism of claim 9, said first key comprising at least one first pin extending radially from said shank. 11. The clutch mechanism of claim 10, said first key comprising at least one first pin extending radially from diametrically opposed portions of said shank. 12. The clutch mechanism of claim 10, said second key comprising at least one second pin extending radially from said head. 13. The clutch mechanism of claim 1, said locking member comprising a cylinder. 14. The clutch mechanism of claim 13, said first key comprising at least one first pin extending radially from said cylinder and said second key comprising at least one second pin extending radially from said cylinder. 15. The clutch mechanism of claim 1, said first tab of said first clutch member further comprising a third keyway extending radially from said central portion. 16. A support arm for an awning comprising: a first support arm section;a second support arm section; anda clutch mechanism as recited in claim 1, said first clutch member connected to said first support arm section, and said second clutch member connected to said second support arm section. 17. The support arm of claim 16, said first clutch member comprising a first shank received within an end of said first support arm section. 18. The support arm of claim 17, said second clutch member comprising a second shank received within an end of said second support arm section.
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이 특허에 인용된 특허 (7)
Franklin Ronald D. (5266 L St. Sacramento CA 95819), Articulating positioning device for tools.
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