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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0542805 (1975-01-21) |
우선권정보 | DT-2214965 (1972-03-27) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 20 인용 특허 : 0 |
A device includes a spring for biasing a door or other similar structure into a closed position and a fluid medium for damping movement of the door. The damping effect is achieved by compelling the fluid to pass from one chamber to another within a housing of the device by changing the volumes of th
A device for applying spring force to, and damping movement of, a movable structure such as a door relative to a stationary structure such as a door frame, said device comprising first and second parts for attachment to the movable and stationary structures respectively; one of said parts including
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