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특허 상세정보

Hand-operated pump

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B05B-009/043   
미국특허분류(USC) 239/333 ; 239/492 ; 222/380 ; 222/383
출원번호 US-0395685 (1982-07-06)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 18  인용 특허 : 3
초록

A hand-operated pump for dispensing a fluid from a container includes a body containing a pumping chamber having an inlet and an outlet. A piston is reciprocably mounted in the pumping chamber, the piston having a convexly contoured outer end surface. A trigger pivotally mounted to the body has a plurality of triangular supports co-joined to form a tapered socket receiving the outer end surface of the piston. A channel-defining insert is received in the outlet, the insert having a centrally situated, forwardly facing, fixed protuberance. An elastic, cup-...

대표
청구항

A hand-operated pump for dispensing a fluid from a container, the pump comprising a body containing a pumping chamber having an inlet and an outlet, a trigger connected to the body for varying the volume of the pumping chamber, and a nozzle assembly for controlling the release of fluid from the pump, the nozzle assembly having a centrally situated, forwardly facing, fixed protuberance, and an elastic, cup-shaped member secured at its periphery to the body, the cup-shaped member having a central aperture situated in contact with and closed by the fixed pr...

이 특허를 인용한 특허 피인용횟수: 18

  1. Alex,Peter; Chisholm,Ronald R.. Container shut-off valve with venting. USP2007057219693.
  2. Brink Arend J,ZAX. Conveyor scraper and mounting of scraper blade. USP2000086095318.
  3. Foster, Donald D.; Stark, Jeffrey P.. Ergonomic trigger for a trigger sprayer. USP2005056886718.
  4. Chisholm,Ronald R.; Alex,Peter. Fluid transfer apparatus. USP2008097422039.
  5. Savala Rodney M.. Garden tool and sprayer. USP1998105822968.
  6. Beaver Larry Gene ; Nichenko Edward Francis ; MacLean-Blevins Mark T.. Method and apparatus for dispensing multiple-component flowable substances. USP2001096283385.
  7. Arminak, Armin. Shroud. USP200508D508852.
  8. Maas Wilhelmus J. J. (Someren NLX) Hurkmans Petrus L. W. (Someren NLX). Snap-in trigger. USP1990044917303.
  9. Beaver Larry Gene ; MacLean-Blevins Mark T. ; Ketcham Craig Stephen. Sprayer. USP200009D431068.
  10. Beaver Larry Gene ; MacLean-Blevins Mark T. ; Ketcham Craig Stephen. Sprayer collar. USP200008D429794.
  11. Arminak,Armin. Sprayer shroud. USP200705D541652.
  12. Beaver Larry Gene ; Hoff ; Jr. Edwin Frank ; Las Allan Steven ; Nichenko Edward Francis ; Pelllitteri Terrie Jo ; MacLean-Blevins Mark T. ; Reilly Donald Patrick ; Ketcham Craig Stephen. Sprayer system. USP200010D432208.
  13. Gopalan, Shridhar; Hartranft, Evan. Swirl nozzle assemblies with high efficiency mechanical break up for generating mist sprays of uniform small droplets. USP20181110130960.
  14. Foster,Donald D.; Stark,Jeffrey P.. Trigger for a trigger sprayer. USP200806D570214.
  15. Maas Wilhelmus J. J. (Someren NLX) Hurkmans Petrus W. L. (Someren-Eind NLX). Two liquid sprayer assembly. USP1997055626259.
  16. Beaver Larry Gene ; Hoff ; Jr. Edwin Frank ; Las Allan Steven ; Pellitteri Terrie Jo ; MacLean-Blevins Mark T. ; Reilly Donald Patrick. Two-part bottle. USP200103D439511.
  17. Beaver Larry Gene ; MacLean-Blevins Mark T.. Valve seal. USP200012D435087.
  18. Beaver Larry Gene ; MacLean-Blevins Mark T. ; Ketcham Craig Stephen. Valve slider. USP200011D433482.