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특허 상세정보

Oil drain valve assembly

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) F16K-051/00   
미국특허분류(USC) 251/144 ; 251/351 ; 251/353 ; 251/904
출원번호 US-0729573 (1991-07-15)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 23  인용 특허 : 0
초록

An oil drain valve assembly is provided for draining oil from an engine crankcase such as in a small internal combustion engine. The drain valve assembly includes an adaptor, an outer sleeve assembly, and interlocking for permitting opening of the valve assembly by relatively limited counter-clockwise rotation and subsequent pulling of the outer sleeve assembly relative to the adaptor. The interlocking means is formed of a pair of diametrically opposed J-slots disposed on the upper end of the outer sleeve assembly and co-mating locking pins disposed on t...

대표
청구항

An oil drain valve assembly for draining oil from an engine crankcase such as in a small internal combustion engine, comprising: an adaptor formed of a first tubular fitting member having an externally threaded male upper end to be received in an internally threaded outlet opening of the engine crankcase and having a first axial bore extending from the upper end to a lower end thereof, said lower end adjacent the first axial bore including an annular valve seat; outer sleeve assembly formed of a second tubular member having open upper end and a lower end...

이 특허를 인용한 특허 피인용횟수: 23

  1. Wickett Geoffrey Malcolm,AUX. Access port or drain plug with valve for liquid containers. USP2000096113072.
  2. Krimmer Erwin,DEX ; Schulz Wolfgang,DEX ; Miehle Tilman,DEX. Adsorption filter for a fuel-vapor retention system of a fuel tank of an internal combustion engine. USP1998095809978.
  3. Paul J. Mattia ; James L. Copeland ; Oliver Murphy, III ; Kaye Kit-han Yuen. Apparatus for dispensing incompatible chemicals to a common utilization point. USP2002106463611.
  4. Sarno, John. Axially actuated drain valve for pools and spas. USP2005056886808.
  5. Braun, Jeffrey Robert. Cap surface. USP200304D473935.
  6. Aoki, Russell S.; Crocker, Michael T.; Carter, Daniel P.. Chamber sealing valve. USP2010117836748.
  7. Aoki,Russell S.; Crocker,Michael T.; Carter,Daniel P.. Chamber sealing valve. USP2008097418998.
  8. Murphy William J. ; Levy Leon M.. Closed delivery system. USP2000036032705.
  9. Murphy William J. ; Levy Leon M.. Closed delivery system. USP2000086105639.
  10. Jang, Sam. Drain valve assembly. USP2010057712725.
  11. Yuen Kaye Kit-Han ; Murphy ; III Oliver. Geometric lockout coupler. USP2001036196522.
  12. Ford, Michael Brent. Latch assembly for a pumping system and method therefor. USP20180710018000.
  13. Kozak, Randall Jeff; Johnson, Ian. Method and apparatus for covering landfill. USP2003056558079.
  14. Kozak, Randall Jeff. Methods and compact apparatus for covering landfill. USP2003056558080.
  15. Gill, Yoram. Mouthpiece for drinking. USP2003096622988.
  16. Candela, Giorgio; Agatau, Luca; Esposito, Gaetano. Oil drain plug and socket. USP2016129523308.
  17. Pliml, Jr.,Frank V.. Oil drain valve. USP2007017168683.
  18. White, Daniel. Oil pan drain plug. USP201606D758449.
  19. Hunter, Jeffrey K.; Nussair, Kevin K.; Robinson, Randy Donald; Dudley, Mark William; Smith, Amber. Overfill detection system for tank trucks. USP2013118593290.
  20. Kuster Arlene ; Healy Mark ; McFadden William. Pressure regulator apparatus and method. USP1999035881757.
  21. Ciesielka,Sean V.. Valve. USP2006107114703.
  22. Ciesielka,Sean V.. Valve. USP2008037341240.
  23. Jensen,Daniel W.; Wild,Jonathan T.; Seymour, II,Kenneth R.; Burke,James P.. Valve having axial and radial passages. USP2006117134641.