GB1229092A - - Google Patents

Info

Publication number
GB1229092A
GB1229092A GB1229092DA GB1229092A GB 1229092 A GB1229092 A GB 1229092A GB 1229092D A GB1229092D A GB 1229092DA GB 1229092 A GB1229092 A GB 1229092A
Authority
GB
United Kingdom
Prior art keywords
valve
pump
engine
seat
delivery
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
English (en)
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 filed Critical
Publication of GB1229092A publication Critical patent/GB1229092A/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
    • 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
    • F04C14/24—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • F04C14/26—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves using bypass channels
    • 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
    • F04B49/02—Stopping, starting, unloading or idling control
    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/20—Excess-flow valves
    • F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
    • F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
    • F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only
    • F16K17/30—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only spring-loaded

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Safety Valves (AREA)
  • Control Of Fluid Gearings (AREA)
  • Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
  • Details Of Reciprocating Pumps (AREA)
GB1229092D 1968-11-08 1969-06-19 Expired GB1229092A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77430968A 1968-11-08 1968-11-08

Publications (1)

Publication Number Publication Date
GB1229092A true GB1229092A (ja) 1971-04-21

Family

ID=25100857

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1229092D Expired GB1229092A (ja) 1968-11-08 1969-06-19

Country Status (4)

Country Link
US (1) US3522999A (ja)
DE (1) DE1936104C3 (ja)
FR (1) FR2022833A1 (ja)
GB (1) GB1229092A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2944672A1 (de) * 1978-11-09 1980-05-14 Deere & Co Hydraulischer kreislauf mit einer mit einem verbraucher verbundenen pumpe
GB2196415A (en) * 1986-10-01 1988-04-27 Massey Ferguson Mfg Hydraulic unloading valves

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3704588A (en) * 1971-04-01 1972-12-05 Eaton Corp Acceleration control valve
US3889709A (en) * 1972-10-10 1975-06-17 Massey Ferguson Inc Hydraulic unloading valve
DE2327814C2 (de) * 1973-06-01 1984-05-30 Mannesmann Rexroth GmbH, 8770 Lohr Flügelzellenpumpe mit Entlüftungsventil
US4017221A (en) * 1976-02-27 1977-04-12 Caterpillar Tractor Co. Combined unloading and relief valve for pump unloading circuit
US4138202A (en) * 1976-12-03 1979-02-06 Eller J Marlin Hydraulic motor system for driving a submersible impeller pump in which reversal of hydraulic flow is prevented
FR2450407A1 (fr) * 1979-03-01 1980-09-26 Gromelle Raymond Raccord pneumatique de securite pour conteneur de gaz comprime ou analogue
US4308720A (en) * 1979-11-13 1982-01-05 Pneumo Corporation Linear engine/hydraulic pump
DE3245142A1 (de) * 1982-12-07 1984-06-07 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und vorrichtung zum einspritzen von kraftstoff
JPH0721316B2 (ja) * 1986-12-09 1995-03-08 本田技研工業株式会社 油圧式伝動装置
JPH0374581A (ja) * 1989-08-17 1991-03-29 Toyota Autom Loom Works Ltd 可変容量型油圧ポンプの駆動負荷制御装置
US5180291A (en) * 1992-04-27 1993-01-19 General Motors Corporation Pulsating oil injector for radial refrigerant compressor
US5412948A (en) * 1992-10-23 1995-05-09 Honda Giken Kogyo Kabushiki Kaisha Hydrostatic continuously variable transmission
US5718255A (en) * 1997-01-09 1998-02-17 Generac Corporation Flow-responsive diverting valve
US7320334B1 (en) 2002-04-03 2008-01-22 Hydro-Gear Limited Partnership Valve Assembly
US7066199B1 (en) 2002-04-03 2006-06-27 Hydro-Gear Limited Partnership Valve assembly
US7316114B1 (en) 2003-09-18 2008-01-08 Hydro-Gear Limited Partnership Valve for a hydraulic drive apparatus
US6935454B1 (en) 2003-09-18 2005-08-30 Hydro-Gear Limited Partnership Valve for a hydraulic drive apparatus
DE102004059820A1 (de) * 2004-12-03 2006-06-14 Kässbohrer Geländefahrzeug AG Antriebssystem für ein Fahrzeug
JP2006329213A (ja) * 2005-05-23 2006-12-07 Kanzaki Kokyukoki Mfg Co Ltd 中立バルブ構造
US8096781B2 (en) * 2008-09-24 2012-01-17 Caterpillar Inc. Hydraulic pump system with reduced cold start parasitic loss
US8899031B2 (en) * 2011-02-16 2014-12-02 Deere & Company Cold start valve

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2329491A (en) * 1942-04-14 1943-09-14 Western Electric Co Test device
US2747598A (en) * 1951-07-31 1956-05-29 Shell Dev Liquid-dispensing system with remote control
US3180266A (en) * 1963-06-27 1965-04-27 Ingersoll Rand Co Hydraulic computer for pump by-pass control
US3253607A (en) * 1964-06-10 1966-05-31 Trw Inc Combination pump and flow regulator
US3313530A (en) * 1965-05-20 1967-04-11 Acf Ind Inc Accelerator pump having thermostatic element
US3349714A (en) * 1965-10-11 1967-10-31 Ford Motor Co Power steering pump
US3396663A (en) * 1966-09-15 1968-08-13 Gen Motors Corp Liquid pump
US3415194A (en) * 1966-09-16 1968-12-10 Eaton Yale & Towne Pump

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2944672A1 (de) * 1978-11-09 1980-05-14 Deere & Co Hydraulischer kreislauf mit einer mit einem verbraucher verbundenen pumpe
GB2196415A (en) * 1986-10-01 1988-04-27 Massey Ferguson Mfg Hydraulic unloading valves

Also Published As

Publication number Publication date
US3522999A (en) 1970-08-04
FR2022833A1 (ja) 1970-08-07
DE1936104A1 (de) 1971-02-04
DE1936104B2 (de) 1974-05-02
DE1936104C3 (de) 1974-12-05

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees