TW200741102A - Pump with variable stroke piston - Google Patents

Pump with variable stroke piston

Info

Publication number
TW200741102A
TW200741102A TW095132809A TW95132809A TW200741102A TW 200741102 A TW200741102 A TW 200741102A TW 095132809 A TW095132809 A TW 095132809A TW 95132809 A TW95132809 A TW 95132809A TW 200741102 A TW200741102 A TW 200741102A
Authority
TW
Taiwan
Prior art keywords
piston
chamber
driver
reciprocate
spring
Prior art date
Application number
TW095132809A
Other languages
English (en)
Inventor
Brian D Holt
Original Assignee
Campbell Hausfeld Scott Fetzer Company
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Campbell Hausfeld Scott Fetzer Company filed Critical Campbell Hausfeld Scott Fetzer Company
Publication of TW200741102A publication Critical patent/TW200741102A/zh

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/12—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by varying the length of stroke of the working members
    • F04B49/121—Lost-motion device in the driving mechanism
TW095132809A 2006-04-27 2006-09-06 Pump with variable stroke piston TW200741102A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/412,510 US20070253849A1 (en) 2006-04-27 2006-04-27 Pump with variable stroke piston

Publications (1)

Publication Number Publication Date
TW200741102A true TW200741102A (en) 2007-11-01

Family

ID=38621113

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095132809A TW200741102A (en) 2006-04-27 2006-09-06 Pump with variable stroke piston

Country Status (5)

Country Link
US (1) US20070253849A1 (zh)
CN (1) CN101165344A (zh)
CA (1) CA2558203A1 (zh)
MX (1) MXPA06013342A (zh)
TW (1) TW200741102A (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9388696B2 (en) 2010-05-19 2016-07-12 Graco Minnesota Inc. Removable shim clip for adjustable piston pump
CN103557134B (zh) * 2013-11-05 2016-07-13 杨庆祝 抽油井无能耗注液泵
CA2961090A1 (en) 2016-04-11 2017-10-11 Tti (Macao Commercial Offshore) Limited Modular garage door opener
CA2961221A1 (en) 2016-04-11 2017-10-11 Tti (Macao Commercial Offshore) Limited Modular garage door opener
CN107165798B (zh) * 2017-07-20 2020-08-07 东营市海天石油科技有限责任公司 油井加药泵
CN112523728B (zh) * 2021-02-09 2021-04-27 山东鼎点环保科技有限公司 一种套管气回收装置

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US912502A (en) * 1907-12-21 1909-02-16 Charles E Squires Fluid-pressure-cushioning device.
US1154798A (en) * 1912-07-29 1915-09-28 Charles Otis Palmer Governor for air-compressors.
US2914240A (en) * 1955-04-07 1959-11-24 Bendix Westinghouse Automotive Air compressor
US3168045A (en) * 1961-09-13 1965-02-02 Sebastiani Martin Pump for thick materials
US3142318A (en) * 1962-12-18 1964-07-28 Mercier Jean Piston accumulator
NL139803B (nl) * 1963-10-25 1973-09-17 Philips Nv Inrichting voor het comprimeren respectievelijk expanderen van een medium voorzien van een regelinrichting voor het regelen van de grootte van het schadelijke volume.
US3672402A (en) * 1970-09-14 1972-06-27 Eaton Yale & Towne Automatic precharge adjuster
US3965875A (en) * 1973-07-02 1976-06-29 Cummins Engine Company, Inc. Fuel injection system for diesel engines
US4551077A (en) * 1984-03-22 1985-11-05 Butterworth Inc. High pressure pump
US4765251A (en) * 1984-07-23 1988-08-23 Kaser Associates, Inc. Railway car truck with multiple effective spring rates
DE8522888U1 (de) * 1985-08-08 1985-10-10 Fichtel & Sachs Ag, 8720 Schweinfurt Progressive Druckfeder in Kupplungsscheiben
US4621566A (en) * 1985-09-11 1986-11-11 Liquid Level Lectronics, Inc. Electric pump
US4907622A (en) * 1987-07-10 1990-03-13 Spectrum Associates, Inc. Fluid reservoir device
US4854541A (en) * 1988-08-08 1989-08-08 Iowa State University Research Foundation, Inc. Power line support
US5244351A (en) * 1992-09-30 1993-09-14 Textron Inc. System for protecting a liquid pump
US6336626B1 (en) * 1999-07-19 2002-01-08 Moonraker Farm, Inc. Stirrup suspension
US6352018B1 (en) * 2000-04-20 2002-03-05 Spicer Technology, Inc. Hydraulic actuator assembly with integral damper/accumulator
KR100379478B1 (ko) * 2000-10-13 2003-04-10 엘지전자 주식회사 왕복동형 압축기

Also Published As

Publication number Publication date
MXPA06013342A (es) 2008-10-15
CN101165344A (zh) 2008-04-23
US20070253849A1 (en) 2007-11-01
CA2558203A1 (en) 2007-10-27

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