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특허 상세정보

Rotary actuator device having an annular piston rod

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) F01C-009/00   
미국특허분류(USC) 92/120 ; 92/123 ; 92/125 ; 92/187
출원번호 US-0809343 (1991-12-18)
우선권정보 FR-0016512 (1990-12-28)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 13  인용 특허 : 0
초록

A rotary actuator device having an annular piston rod, the device comprising at least one piston held provided with sealing means and co-operating with an annular piston rod mounted so as to be capable of moving in an annular chamber, together with means for selectively applying a fluid under pressure in said annular chamber, wherein the piston head co-operates with the piston rod via a hinge having one degree of freedom in rotation and one degree of freedom in translation, said hinge comprising a piece in the form of a knife whose edge co-operates with ...

대표
청구항

A rotary actuator device having an annular piston rod, the device comprising at least one piston head provided with sealing means and co-operating with an annular piston rod mounted for moving in and sealing an annular chamber, together with means for selectively applying a fluid under pressure in said annular chamber, wherein the piston head cooperates with the piston rod via a hinge having one degree of freedom in rotation and one degree of freedom in translation, said hinge comprising a piece in the form of a knife whose edge co-operates with a V-groo...

이 특허를 인용한 특허 피인용횟수: 13

  1. Cooley, Njell J.; Mangelsen, Jan C.. Fluid powered rotary indexer. USP2004086776082.
  2. Kim, Joseph H.; O'Hara, Robert P.; Hydari, Shahbaz H.. No corner seal rotary vane actuator. USP2017129841021.
  3. Holtz,Todd Granger. Rotary actuator. USP2007077243594.
  4. Ito, Koji; Koizumi, Takashi. Rotary actuator. USP2015099133923.
  5. Sobolewski, Pawel A.; Kim, Joseph H.; O'Hara, Robert P.; Hydari, Shahbaz H.; Szulyk, Zenon P.. Rotary piston actuator anti-rotation configurations. USP2017049631645.
  6. Kim, Joseph H.; O Hara, Robert P.; Hydari, Shahbaz H.; Sobolewski, Pawel A.. Rotary piston type actuator. USP2016019234535.
  7. Kim, Joseph H.; O'Hara, Robert P.; Hydari, Shahbaz H.; Sobolewski, Pawel A.. Rotary piston type actuator. USP20180710030679.
  8. Kim, Joseph H.; O'Hara, Robert P.; Hydari, Shahbaz H.; Sobolewski, Pawel A.. Rotary piston type actuator with a central actuation assembly. USP2017079709078.
  9. Kim, Joseph H.; O'Hara, Robert P.; Hydari, Shahbaz H.; Sobolewski, Pawel A.. Rotary piston type actuator with a central actuation assembly. USP2017119816537.
  10. Kim, Joseph H; O'Hara, Robert P; Hydari, Shahbaz H; Sobolewski, Pawel A.. Rotary piston type actuator with a central actuation assembly. USP2015109163648.
  11. Kim, Joseph H.; O'Hara, Robert P.; Hydari, Shahbaz H.; Sobolewski, Pawel A.; Szulyk, Zenon P.. Rotary piston type actuator with hydraulic supply. USP2017039593696.
  12. Sobolewski, Pawel A.; Kim, Joseph H.; Szulyk, Zenon P.. Rotary piston type actuator with modular housing. USP2016109476434.
  13. Sobolewski, Pawel A.; Kim, Joseph H.; O'Hara, Robert P.; Hydari, Shahbaz H.. Rotary piston type actuator with pin retention features. USP2015028955425.