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특허 상세정보

Device for opening and closing a swingably mounted lid

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) E05F-001/00   
미국특허분류(USC) 49/379 ; 49/386 ; 220/264
출원번호 US-0202657 (1980-10-31)
우선권정보 JP-0152829 (1979-11-02)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 16  인용 특허 : 0
초록

A first gear is fixedly connected to the rotary shaft of a swingably mounted lid, and is engaged with a second gear which is rotatably mounted on a stationary member. The second gear is biased by means of a spring in such a direction that the lid tends to swing open, while a ratchet portion having a recess is provided at a peripheral portion thereof. A pawl is arranged to engage with the recess to stop the rotation of the second gear, and is arranged to disengage with the recess to release the second gear when intended to open the lid. A brake member is ...

대표
청구항

A device for opening and closing a swingably mounted lid, comprising; (a) a rotary shaft fixedly connected to said lid at one end of said lid; (b) a first gear fixedly connected to said rotary shaft in such a manner that said first gear rotates as said lid swings; (c) a second gear rotatably mounted on a stationary member, said second gear having a gear teeth portion engaged with the teeth of said first gear, and a ratchet portion having a recess; (d) means for biasing said second gear in such a direction that said lid tends to open; (e) means for brakin...