DE1934448C2 - - Google Patents

Info

Publication number
DE1934448C2
DE1934448C2 DE1934448A DE1934448A DE1934448C2 DE 1934448 C2 DE1934448 C2 DE 1934448C2 DE 1934448 A DE1934448 A DE 1934448A DE 1934448 A DE1934448 A DE 1934448A DE 1934448 C2 DE1934448 C2 DE 1934448C2
Authority
DE
Germany
Prior art keywords
pressure
control
pump
spring
piston
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
DE1934448A
Other languages
German (de)
English (en)
Other versions
DE1934448A1 (de
Inventor
Richard Robert Schink
Ernst Frederick Racine Wis. Us Klessig
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.)
Rexnord Inc
Original Assignee
Rexnord Inc
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 Rexnord Inc filed Critical Rexnord Inc
Publication of DE1934448A1 publication Critical patent/DE1934448A1/de
Application granted granted Critical
Publication of DE1934448C2 publication Critical patent/DE1934448C2/de
Granted 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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/18—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber
    • F04C14/22—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber by changing the eccentricity between cooperating members

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Reciprocating Pumps (AREA)
DE19691934448 1968-12-03 1969-07-07 Fluegelradpumpe mit veraenderbarem Volumen Granted DE1934448A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78069168A 1968-12-03 1968-12-03

Publications (2)

Publication Number Publication Date
DE1934448A1 DE1934448A1 (de) 1970-09-03
DE1934448C2 true DE1934448C2 (zh) 1988-07-07

Family

ID=25120363

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691934448 Granted DE1934448A1 (de) 1968-12-03 1969-07-07 Fluegelradpumpe mit veraenderbarem Volumen

Country Status (4)

Country Link
US (1) US3549281A (zh)
JP (1) JPS5025164B1 (zh)
DE (1) DE1934448A1 (zh)
GB (1) GB1224266A (zh)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5918561B2 (ja) * 1972-09-11 1984-04-27 カヤバ工業株式会社 圧力制御サ−ポ装置
DE2516765C3 (de) * 1975-04-16 1985-12-05 Mannesmann Rexroth GmbH, 8770 Lohr Regelventil für eine Flügelzellenpumpe
DE2720306C2 (de) * 1977-05-06 1986-02-27 Robert Bosch Gmbh, 7000 Stuttgart Verdrängermaschine
US4275997A (en) * 1979-08-09 1981-06-30 Parker-Hannifin Corporation Hydraulic pump with proportional pressure controller
US4292805A (en) * 1979-09-24 1981-10-06 Rexnord Inc. Servo-valve convertible construction
US4348159A (en) * 1980-01-07 1982-09-07 Rexnord Inc. Convertible pump servo-valve control
DE3501660A1 (de) * 1985-01-19 1986-07-24 Alfred Teves Gmbh, 6000 Frankfurt Hydraulische anlage
IT1260476B (it) * 1992-05-28 1996-04-09 Dispositivo azionatore a comando elettromagnetico in particolare per valvole ed applicazioni elettroidrauliche
US5545018A (en) * 1995-04-25 1996-08-13 Coltec Industries Inc. Variable displacement vane pump having floating ring seal

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1943929A (en) * 1929-07-23 1934-01-16 Automotive Engineering Corp Rotary hydraulic power transmission
US2238062A (en) * 1939-01-14 1941-04-15 Manly Corp Variable capacity pump and control therefor
US2724339A (en) * 1949-06-25 1955-11-22 Houdaille Hershey Corp Automatically and selectively adjustable variable displacement pump
US2878755A (en) * 1950-05-13 1959-03-24 Houdaille Industries Inc Variable displacement pump and pressure responsive control means therefor
US2669935A (en) * 1951-08-04 1954-02-23 Hpm Dev Corp Hydraulically actuated shift control for hydraulic pumps
US2809594A (en) * 1953-05-11 1957-10-15 New York Air Brake Co Fluid pressure mechanism
US2875699A (en) * 1954-07-19 1959-03-03 Gen Motors Corp Variable capacity pressure system for transmissions
US2740256A (en) * 1954-12-27 1956-04-03 Gen Motors Corp Valving associated with variable capacity pump
US2878756A (en) * 1955-08-30 1959-03-24 Houdaille Industries Inc Variable displacement pump and pressure responsive control means therefor
US3067693A (en) * 1958-12-24 1962-12-11 United Aircraft Corp Control means for variable delivery pump
US2975717A (en) * 1959-06-12 1961-03-21 Racine Hydraulics & Machinery Flow governing hydraulic system
US3272135A (en) * 1963-04-05 1966-09-13 Sperry Rand Corp Power transmission
DE1254405B (de) * 1964-01-28 1967-11-16 Metallwerk Glockerau G M B H Selbsttaetige Regeleinrichtung fuer hydrostatischen Ventilatorantrieb
US3186353A (en) * 1964-06-22 1965-06-01 Bendix Corp Means for stabilizing pump pressures
US3366064A (en) * 1965-03-10 1968-01-30 Borg Warner Control for hydraulic apparatus

Also Published As

Publication number Publication date
JPS5025164B1 (zh) 1975-08-21
US3549281A (en) 1970-12-22
DE1934448A1 (de) 1970-09-03
GB1224266A (en) 1971-03-10

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Legal Events

Date Code Title Description
8125 Change of the main classification

Ipc: F04C 15/04

D2 Grant after examination
8364 No opposition during term of opposition