CA971422A - Fluid pump - Google Patents

Fluid pump

Info

Publication number
CA971422A
CA971422A CA133,181A CA133181A CA971422A CA 971422 A CA971422 A CA 971422A CA 133181 A CA133181 A CA 133181A CA 971422 A CA971422 A CA 971422A
Authority
CA
Canada
Prior art keywords
fluid pump
pump
fluid
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA133,181A
Other versions
CA133181S (en
Inventor
Thomas B. Dalton
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Westran Corp
Original Assignee
Westran Corp
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 Westran Corp filed Critical Westran Corp
Application granted granted Critical
Publication of CA971422A publication Critical patent/CA971422A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00—Reciprocating-piston liquid engines
    • F03C1/08—Distributing valve-gear peculiar thereto
    • F03C1/14—Distributing valve-gear peculiar thereto by driving liquid of engine
    • 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
    • F04B49/007—Installations or systems with two or more pumps or pump cylinders, wherein the flow-path through the stages can be changed, e.g. from series to parallel
    • 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
    • F04B5/00—Machines or pumps with differential-surface pistons
    • 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
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
    • F04B9/12—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Reciprocating Pumps (AREA)
CA133,181A 1971-07-08 1972-01-25 Fluid pump Expired CA971422A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16061471A 1971-07-08 1971-07-08

Publications (1)

Publication Number Publication Date
CA971422A true CA971422A (en) 1975-07-22

Family

ID=22577621

Family Applications (1)

Application Number Title Priority Date Filing Date
CA133,181A Expired CA971422A (en) 1971-07-08 1972-01-25 Fluid pump

Country Status (2)

Country Link
US (1) US3776665A (en)
CA (1) CA971422A (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2817173A1 (en) * 1978-04-20 1979-10-25 Rexroth Gmbh G L RADIAL PISTON PUMP
US4293286A (en) * 1979-01-22 1981-10-06 Hawkins Joel W Double action pump
US4368008A (en) * 1981-02-10 1983-01-11 Tadeusz Budzich Reciprocating controls of a gas compressor using free floating hydraulically driven piston
DD210107B1 (en) * 1982-09-27 1989-02-01 Orsta Hydraulik Veb K DOUBLE-ACTING DRUCKWANDLER
FR2575792A1 (en) * 1985-01-09 1986-07-11 Eimco Secoma HYDRAULIC PRESSURE AMPLIFIER
WO1988002818A1 (en) * 1986-10-14 1988-04-21 Thomas Welch Hotchkiss Double acting fluid intensifier pump
JPS63131873A (en) * 1986-11-21 1988-06-03 Kosumetsuku:Kk Plunger pump of rapid pressure buildup type
US5058768A (en) * 1989-03-31 1991-10-22 Fountain Technologies, Inc. Methods and apparatus for dispensing plural fluids in a precise proportion
US5464330A (en) * 1993-03-09 1995-11-07 Applied Power Inc. Cyclic hydraulic pump improvements
US5388725A (en) * 1993-11-24 1995-02-14 Fountain Fresh International Fluid-driven apparatus for dispensing plural fluids in a precise proportion
US5520520A (en) * 1995-03-28 1996-05-28 Nakamoto; Tomijiko Pneumatically operated double acting pump for viscous food stuffs
US6062828A (en) * 1998-06-04 2000-05-16 Raytheon Company Compressor for liquefied gas applications
KR100447430B1 (en) * 2002-05-27 2004-09-10 주식회사 경진인터내쇼날 low pressure control device for oil pressure engine pump
DE102017200212B4 (en) * 2017-01-09 2021-12-16 Hawe Hydraulik Se Two-stage pump with switching valve
US11441551B2 (en) 2017-04-28 2022-09-13 Graco Minnesota Inc. Portable hydraulic power unit
US10443586B1 (en) * 2018-09-12 2019-10-15 Douglas A Sahm Fluid transfer and depressurization system
USD977426S1 (en) 2019-12-13 2023-02-07 Graco Minnesota Inc. Hydraulic power pack

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8036A (en) * 1851-04-15 Improved milling-tool
US18225A (en) * 1857-09-15 Babnabus huberts and alexander crumbie
US1081784A (en) * 1911-05-17 1913-12-16 Wilson Motor Starter Company Automatic pump.
US1222863A (en) * 1915-07-07 1917-04-17 Joseph Luther Hart Engine.
US2938465A (en) * 1953-08-31 1960-05-31 Arthur E Mcfarland Combined high and low pressure pumping apparatus
US2820415A (en) * 1956-03-12 1958-01-21 Ray W Born Low pressure, high volume-high pressure, low volume pump
US2948222A (en) * 1958-08-04 1960-08-09 William S Pine Pump

Also Published As

Publication number Publication date
US3776665A (en) 1973-12-04

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