FR983660A - hydraulic pressure transformer - Google Patents

hydraulic pressure transformer

Info

Publication number
FR983660A
FR983660A FR983660DA FR983660A FR 983660 A FR983660 A FR 983660A FR 983660D A FR983660D A FR 983660DA FR 983660 A FR983660 A FR 983660A
Authority
FR
France
Prior art keywords
hydraulic pressure
pressure transformer
transformer
hydraulic
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
Other languages
French (fr)
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.)
SKF AB
Original Assignee
SKF AB
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
Priority to SE274965X priority Critical
Application filed by SKF AB filed Critical SKF AB
Application granted granted Critical
Publication of FR983660A publication Critical patent/FR983660A/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L25/00Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means
    • F01L25/02Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means
    • F01L25/04Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means by working-fluid of machine or engine, e.g. free-piston machine
    • F01L25/06Arrangements with main and auxiliary valves, at least one of them being fluid-driven
    • F01L25/066Arrangements with main and auxiliary valves, at least one of them being fluid-driven piston or piston-rod being used as auxiliary valve
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B9/00Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/08Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
    • F04B9/10Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid
    • F04B9/109Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers
    • F04B9/117Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers the pumping members not being mechanically connected to each other
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B3/00Intensifiers or fluid-pressure converters, e.g. pressure exchangers; Conveying pressure from one fluid system to another, without contact between the fluids
FR983660D 1948-04-02 1949-03-24 hydraulic pressure transformer Expired FR983660A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE274965X 1948-04-02

Publications (1)

Publication Number Publication Date
FR983660A true FR983660A (en) 1951-06-26

Family

ID=20306860

Family Applications (1)

Application Number Title Priority Date Filing Date
FR983660D Expired FR983660A (en) 1948-04-02 1949-03-24 hydraulic pressure transformer

Country Status (5)

Country Link
US (1) US2579670A (en)
BE (1) BE488198A (en)
CH (1) CH274965A (en)
FR (1) FR983660A (en)
GB (1) GB665310A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0425113A1 (en) * 1989-10-21 1991-05-02 Normalair-Garrett (Holdings) Limited Fluid compressors

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2687694A (en) * 1952-04-25 1954-08-31 Baker Oil Tools Inc Hydraulic pressure booster
DE946504C (en) * 1952-09-04 1956-08-02 Kieler Howaldtswerke Ag hydraulic transformer
NL88684C (en) * 1953-07-15
DE1016562B (en) * 1954-01-20 1957-09-26 Skf Svenska Kullagerfab Ab Pneumatic Druckfluessigkeitspumpe with a plurality of mechanically independent of each working cylinder in each case one differential piston
US2834295A (en) * 1954-01-20 1958-05-13 Skf Svenska Kullagerfab Ab Pneumatic liquid pressure pump
DE1019564B (en) * 1954-04-23 1957-11-14 Raymond Joseph Collion Hydraulic pressure transducer
US2858767A (en) * 1955-10-13 1958-11-04 Neil V Smith Pumping apparatus
US2799444A (en) * 1956-03-13 1957-07-16 Otto J Schemmel Hydraulically operated compressors and the like
US2890658A (en) * 1956-07-10 1959-06-16 Skf Svenska Kullagerfab Ab Pneumatic liquid pressure pump
US2939397A (en) * 1956-12-10 1960-06-07 Kobe Inc Fluid operated multiplex pump
DE1093674B (en) * 1958-05-02 1960-11-24 Karl Geisel Continuously operating, pneumatischhydraulischer pressure translator
US2996014A (en) * 1959-10-30 1961-08-15 Luther E Lee Pump
US3893790A (en) * 1971-04-30 1975-07-08 Bendix Corp Dual single action ram intensifier
US3916931A (en) * 1972-06-12 1975-11-04 Abex Corp Fluid translating device having expansible chambers
US3809502A (en) * 1973-04-06 1974-05-07 Bertea Corp Pressure transformer
US4345883A (en) * 1979-06-11 1982-08-24 Westerlund Robert E High pressure pumping apparatus for semi-fluid material
US4419055A (en) * 1980-09-26 1983-12-06 Deere & Company Low pressure fluid supply system
US4388049A (en) * 1980-09-29 1983-06-14 Deere & Company Fluid supply system using one fluid medium to move a second fluid medium
SE8602651L (en) * 1986-06-13 1987-12-14 Asea Atom Ab The pumping device
US4844700A (en) * 1987-10-29 1989-07-04 Henderson Charles J Pressure amplifying pump system
US5385452A (en) * 1992-12-07 1995-01-31 Active Management, Inc. Hydraulic fluid pressurizer with fluid cushioning means
CN101922428A (en) * 2009-06-15 2010-12-22 刘延兵 Manual double-cylinder residue discharging pump of biogas pool
US9016400B2 (en) 2010-09-09 2015-04-28 National Oilwell Varco, L.P. Downhole rotary drilling apparatus with formation-interfacing members and control system
US8869916B2 (en) 2010-09-09 2014-10-28 National Oilwell Varco, L.P. Rotary steerable push-the-bit drilling apparatus with self-cleaning fluid filter

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1451303A (en) * 1922-07-26 1923-04-10 Mitchell Edward Albert Gas-distributing system
US1600384A (en) * 1924-03-08 1926-09-21 John A Dienner Fluid-pressure system
GB551683A (en) * 1939-01-05 1943-03-05 Bristol Aeroplane Co Ltd Improvements in apparatus for increasing or reducing fluid pressure
US2279364A (en) * 1939-09-01 1942-04-14 E M B Co Ltd Compressed air internsifier
US2231307A (en) * 1940-05-10 1941-02-11 Cleveland Pneumatic Tool Co Air pump
US2340929A (en) * 1940-08-21 1944-02-08 E M B Co Ltd Compressed air intensifier

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0425113A1 (en) * 1989-10-21 1991-05-02 Normalair-Garrett (Holdings) Limited Fluid compressors

Also Published As

Publication number Publication date
GB665310A (en) 1952-01-23
BE488198A (en)
US2579670A (en) 1951-12-25
CH274965A (en) 1951-04-30

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