DE68900363D1 - Leerlaufvorrichtung einer hydraulischen pumpe. - Google Patents

Leerlaufvorrichtung einer hydraulischen pumpe.

Info

Publication number
DE68900363D1
DE68900363D1 DE8989300740T DE68900363T DE68900363D1 DE 68900363 D1 DE68900363 D1 DE 68900363D1 DE 8989300740 T DE8989300740 T DE 8989300740T DE 68900363 T DE68900363 T DE 68900363T DE 68900363 D1 DE68900363 D1 DE 68900363D1
Authority
DE
Germany
Prior art keywords
hydraulic pump
idle device
idle
hydraulic
pump
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 - Fee Related
Application number
DE8989300740T
Other languages
English (en)
Inventor
Michael Gerard Mccullagh
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.)
Wabco Automotive UK Ltd
Original Assignee
Wabco Automotive UK Ltd
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 Wabco Automotive UK Ltd filed Critical Wabco Automotive UK Ltd
Application granted granted Critical
Publication of DE68900363D1 publication Critical patent/DE68900363D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
    • F16K7/20—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with a compressible solid closure member
    • 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
    • F04B49/22—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 means of valves
    • F04B49/225—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 means of valves with throttling valves or valves varying the pump inlet opening or the outlet opening
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y10T137/7762—Fluid pressure type

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Reciprocating Pumps (AREA)
DE8989300740T 1988-01-27 1989-01-26 Leerlaufvorrichtung einer hydraulischen pumpe. Expired - Fee Related DE68900363D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8801803A GB8801803D0 (en) 1988-01-27 1988-01-27 Hydraulic pump unloader means

Publications (1)

Publication Number Publication Date
DE68900363D1 true DE68900363D1 (de) 1991-12-05

Family

ID=10630613

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989300740T Expired - Fee Related DE68900363D1 (de) 1988-01-27 1989-01-26 Leerlaufvorrichtung einer hydraulischen pumpe.

Country Status (4)

Country Link
US (1) US4911615A (de)
EP (1) EP0326376B1 (de)
DE (1) DE68900363D1 (de)
GB (1) GB8801803D0 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5102347A (en) * 1991-08-16 1992-04-07 Gte Products Corporation Insulation displacement terminal for telecommunication devices
US6079957A (en) * 1998-11-17 2000-06-27 Spx Corporation Soft start valve
US6622706B2 (en) 2000-05-30 2003-09-23 Robert H. Breeden Pump, pump components and method
US6792968B1 (en) 2000-05-30 2004-09-21 Robert H. Breeden Pump assembly and method
US6460510B1 (en) 2000-05-30 2002-10-08 Robert H. Breeden Pump assembly and method
US6427663B1 (en) 2000-12-08 2002-08-06 Robert H. Breeden Inlet throttle pump assembly for diesel engine and method
US7025044B1 (en) 2003-07-16 2006-04-11 R. H. Sheppard Co., Inc. Pump assembly and method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE882637C (de) * 1939-06-01 1953-07-09 Wagner Electric Corp Ventil zum selbsttaetigen Einhalten des Druckes in einem von einem Verdichter aufgeladenen Druckmittelbehaelter
DE883373C (de) * 1942-09-25 1953-07-16 Wilhelm Heusner Ventil mit einem Dichtungskoerper aus elastischem Werkstoff
US2594132A (en) * 1945-11-02 1952-04-22 American Brake Shoe Co Intake type unloader for compressors and the like
US3304872A (en) * 1965-05-03 1967-02-21 Charles L English Sealing means
FR1490427A (fr) * 1966-08-29 1967-07-28 Texsteam Corp Régulateur de débit
US4371317A (en) * 1980-02-16 1983-02-01 Lucas Industries Limited Hydraulic systems

Also Published As

Publication number Publication date
EP0326376B1 (de) 1991-10-30
EP0326376A1 (de) 1989-08-02
GB8801803D0 (en) 1988-02-24
US4911615A (en) 1990-03-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee