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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0284990 (1988-12-15) |
우선권정보 | IT-0021068 (1986-07-08) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 23 인용 특허 : 5 |
The rotary actuator includes at least a precompressed spring assembly comprising a compression coil spring the ends of which are engaged by flanged cups adapted to limit the spring extension and carried slidably on a pin provided, at each end, with a circlip which prevents the cups from coming off t
An improved single-acting pneumatic rotary actuator including at least a chamber defined between crown portions of piston members, each of which has a toothed rack portion meshing with a central pignon, and an end cup of a body member of said actuator, a pre-compressed spring assembly in said at lea
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