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특허 상세정보

Vapor recovery pump

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) F04B-035/04    F04B-017/04   
미국특허분류(USC) 417/418;
출원번호 US-0557339 (2006-11-07)
등록번호 US-8425209 (2013-04-23)
우선권정보 EP-05110415 (2005-11-07)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Hiscock & Barclay LLP
인용정보 피인용 횟수 : 0  인용 특허 : 16
초록

A vapor recovery pump for a fuel dispensing unit, comprising a housing with two chambers each having a vapor inlet valve and a vapor outlet valve, respectively, the chambers being separated by a movable piston arranged to move a distance between a first and a second end position inside the housing for continuously decreasing and increasing the volume of the chambers. A control element is arranged to selectively vary the location of the first end position.

대표
청구항

1. A vapor recovery pump for a fuel dispensing unit, the vapor recovery pump comprising: a housing having a first end wall and a second end wall;a movable piston arranged to move inside the housing alternately towards a selectively variable first end position and a selectively variable second end position, the movable piston and the first end wall defining a first chamber having a first variable volume and the movable piston and the second end wall defining a second chamber having a second variable volume;a first vapor inlet valve and a first vapor outle...

이 특허에 인용된 특허 (16)

  1. Andenmatten Roy W. (10 Eva La. Farmingville NY 11738) Andenmatten Ronald P. (27 Otsego Ave. Dix Hills NY 11746). Apparatus for eliminating hazardous materials from cargo tank wet line. USP1995105462078.
  2. McGahey Dean C. (Fishkill NY). Closed fuel system with vacuum assist. USP1980094223706.
  3. Tabuchi Toshiaki (Nara JPX) Shimazawa Yoichi (Nara JPX). Compact size plunger pump. USP1984064455127.
  4. Hirvonen, Erkki A.. Dosing device. USP1985104547134.
  5. DeLong, Sanford D.. Electromagnetic reciprocating pump and motor means. USP1985094541787.
  6. Bisson Bernard J. (Winsted CT) Bennett George L. (Hebron CT). Flame-out resistant fuel pumping system. USP1996025490387.
  7. Osborne Harry E. (1246 Fourth Ave. North Fort Dodge IA 50501). Fluid pump and method for operating same. USP1981064272226.
  8. Webb Michael C. (422 S. Saddlebrook Cir. Chester Springs PA 19425) Wilson Thomas (50 Cascade Springs Pl. The Woodlands TX 77381) Kunaniec Ken (5023 Santa Rita Rd. Richmond CA 94803). Gas pump vapor recovery system. USP1996025494409.
  9. Van Coillie Andre Sylvere Joseph,BEX ; Bultman Johannes Hendrikus Cornelis Marie,NLX. Liquid pump with degasser and integrated vapor recovery option. USP1998075785501.
  10. Kojima Shigenori (Tokyo JPX) Koyama Katsumi (Hiratsuka JPX). Method and apparatus for adjusting stroke length of a ram for presses. USP1981084282738.
  11. Anderson R. David (110 Pembroke Wichita Falls TX 76301). Method and apparatus for controlling tank vapors. USP1997075651389.
  12. Ichiro Morita JP; Masanori Kobayashi JP; Koh Inagaki JP; Makoto Katayama JP. Oscillation-type compressor. USP2002036354818.
  13. Kawamura Akira (Shizuoka JPX) Osada Toshio (Tokyo JPX). Outlet pressure control system for electromagnetic reciprocating pump. USP1992045106268.
  14. Perkins Gerald S. (Altadena CA) Moore Nicholas R. (Altadena CA). Reciprocating piston pump system with screw drive. USP1981064276003.
  15. Curwen Peter W. (Ballson Spa NY). Stabilizing means for free piston-type linear resonant reciprocating machines. USP1988064750871.
  16. Willemsen Henricus J. A. (Bladel NLX). Vapor exhaust system. USP1992065123817.