GB1404691A - Air operated hydraulic pump - Google Patents

Air operated hydraulic pump

Info

Publication number
GB1404691A
GB1404691A GB2933973A GB2933973A GB1404691A GB 1404691 A GB1404691 A GB 1404691A GB 2933973 A GB2933973 A GB 2933973A GB 2933973 A GB2933973 A GB 2933973A GB 1404691 A GB1404691 A GB 1404691A
Authority
GB
United Kingdom
Prior art keywords
piston
air
valve
pressure
passage
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
GB2933973A
Other languages
English (en)
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.)
Owatonna Tool Co
Original Assignee
Owatonna Tool Co
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 Owatonna Tool Co filed Critical Owatonna Tool Co
Publication of GB1404691A publication Critical patent/GB1404691A/en
Expired legal-status Critical Current

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
    • 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
    • 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
    • F04B49/18—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 changing the effective cross-section of the working surface of the piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Reciprocating Pumps (AREA)
GB2933973A 1972-12-26 1973-06-20 Air operated hydraulic pump Expired GB1404691A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US31808872A 1972-12-26 1972-12-26

Publications (1)

Publication Number Publication Date
GB1404691A true GB1404691A (en) 1975-09-03

Family

ID=23236598

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2933973A Expired GB1404691A (en) 1972-12-26 1973-06-20 Air operated hydraulic pump

Country Status (5)

Country Link
US (1) US3787147A (de)
JP (1) JPS5426674B2 (de)
DE (1) DE2338267C3 (de)
FR (1) FR2211603B1 (de)
GB (1) GB1404691A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982001223A1 (en) * 1980-09-29 1982-04-15 V Frizh Device for feeding viscous liquids

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1052234A (en) * 1976-05-17 1979-04-10 Gerard G.F. Smeets Two step pressure intensifier system
JPS5544151A (en) * 1978-09-22 1980-03-28 Nippon Air Brake Co Ltd Pressure booster
US4249380A (en) * 1979-07-25 1981-02-10 Barry Wright Corporation Two stage intensifier
JPS56150601A (en) * 1980-04-22 1981-11-21 Toyooki Kogyo Co Ltd Driving system for hydraulic actuator
EP0038372B1 (de) * 1980-04-22 1983-06-29 Rudolf Bock Hydraulischer Motor
DE3016683A1 (de) * 1980-04-30 1981-11-05 Alfred Teves Gmbh, 6000 Frankfurt Bremsgeraet mit hydraulischer verstaerkung
DE3032430A1 (de) * 1980-08-28 1982-03-04 F.E. Schulte Strathaus Kg, 4750 Unna Vorrichtung zur erhoehung des druckes eines an einer druckmittelleitung anstehenden fluids fuer einen verbraucher
US4676724A (en) * 1981-10-08 1987-06-30 Birdwell J C Mud pump
US4611973A (en) * 1981-10-08 1986-09-16 P & B Industries Pumping system and method of operating the same
US5396771A (en) * 1988-04-18 1995-03-14 Weber; Gisela Apparatus for transmitting hydraulic pressure
IL101516A (en) * 1992-04-07 1994-07-31 Abraham Moshe Pressure booster
JP3400557B2 (ja) * 1994-08-10 2003-04-28 大阪瓦斯株式会社 弁駆動装置
US6158973A (en) * 1998-03-26 2000-12-12 Trench Plate Rental Co., Inc. Multi-stage manual hydraulic pump
US6079956A (en) * 1998-03-26 2000-06-27 Trench Plate Rental Co., Inc. Multi-stage hydraulic pump
IT201600108856A1 (it) * 2016-10-27 2018-04-27 Dropsa Spa Pompa pneumatica di lubrificante ad immersione
TWI684705B (zh) * 2016-12-21 2020-02-11 黃進添 低能源高汽壓、油壓、汽動引擎

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US763833A (en) * 1903-06-30 1904-06-28 Chester B Albree Hydraulic intensifier.
US3407601A (en) * 1965-07-26 1968-10-29 Martin Tool Works Inc Air-hydraulic system and apparatus
FR1515471A (fr) * 1967-03-20 1968-03-01 Multiplicateur oléo-pneumatique ou hydro-pneumatique à deux pressions
US3625006A (en) * 1969-10-08 1971-12-07 Tomco Inc Two-stage hydraulic booster

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982001223A1 (en) * 1980-09-29 1982-04-15 V Frizh Device for feeding viscous liquids

Also Published As

Publication number Publication date
DE2338267A1 (de) 1974-06-27
FR2211603B1 (de) 1977-12-09
DE2338267B2 (de) 1979-08-16
US3787147A (en) 1974-01-22
DE2338267C3 (de) 1980-04-30
JPS5426674B2 (de) 1979-09-05
JPS4996179A (de) 1974-09-11
FR2211603A1 (de) 1974-07-19

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee