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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0200082 (1980-10-23) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 6 인용 특허 : 0 |
A hinge structure is disclosed which is especially suited for use in a double pivot hinge connecting together two panels for pivotal movement in their common plane. Such panels may be the frame members of a folding chair. In each panel, an aperture is provided having a partly circular socket portion
A hinge structure comprising: a member having an aperture with a socket portion and having two opposed abutment surfaces lying transverse to a circular arc centered on said socket portion, a bushing located in said socket portion, and a rod having a shaft portion rotatable within said bushing, a lev
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