CH617248A5 - - Google Patents

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Publication number
CH617248A5
CH617248A5 CH1315175A CH1315175A CH617248A5 CH 617248 A5 CH617248 A5 CH 617248A5 CH 1315175 A CH1315175 A CH 1315175A CH 1315175 A CH1315175 A CH 1315175A CH 617248 A5 CH617248 A5 CH 617248A5
Authority
CH
Switzerland
Prior art keywords
pressure
valve
delivery
line
piston
Prior art date
Application number
CH1315175A
Other languages
German (de)
English (en)
Inventor
Ellis H Born
Alan H Viles
Cecil E Adams
David L Thurston
Original Assignee
Abex Corp
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 Abex Corp filed Critical Abex Corp
Publication of CH617248A5 publication Critical patent/CH617248A5/de

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
    • 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
    • F04B49/002—Hydraulic systems to change the pump delivery
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B3/00—Reciprocating-piston machines or engines with cylinder axes coaxial with, or parallel or inclined to, main shaft axis
    • F01B3/10—Control of working-fluid admission or discharge peculiar thereto
    • F01B3/103—Control of working-fluid admission or discharge peculiar thereto for machines with rotary cylinder block
    • F01B3/106—Control of working-fluid admission or discharge peculiar thereto for machines with rotary cylinder block by changing the inclination of the swash plate
    • 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
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
    • F04B1/26—Control
    • F04B1/30—Control of machines or pumps with rotary cylinder blocks
    • F04B1/32—Control of machines or pumps with rotary cylinder blocks by varying the relative positions of a swash plate and a cylinder block
    • F04B1/324—Control of machines or pumps with rotary cylinder blocks by varying the relative positions of a swash plate and a cylinder block by changing the inclination of the swash plate
    • 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
    • F04B49/08—Regulating by delivery pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Control Of Fluid Gearings (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
  • Hydraulic Motors (AREA)
CH1315175A 1974-10-16 1975-10-10 CH617248A5 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US515270A US3908519A (en) 1974-10-16 1974-10-16 Control systems for a variable displacement pump

Publications (1)

Publication Number Publication Date
CH617248A5 true CH617248A5 (it) 1980-05-14

Family

ID=24050665

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1315175A CH617248A5 (it) 1974-10-16 1975-10-10

Country Status (16)

Country Link
US (1) US3908519A (it)
JP (1) JPS6127592B2 (it)
AU (1) AU472949B2 (it)
BR (1) BR7506777A (it)
CA (1) CA1032441A (it)
CH (1) CH617248A5 (it)
DE (1) DE2545362C2 (it)
ES (1) ES441550A1 (it)
FR (1) FR2288236A1 (it)
GB (1) GB1522027A (it)
IN (1) IN142703B (it)
IT (1) IT1047520B (it)
MX (1) MX147117A (it)
NL (1) NL178807C (it)
SE (1) SE407101B (it)
SU (1) SU736884A3 (it)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2451380C2 (de) * 1974-10-29 1985-08-14 Linde Ag, 6200 Wiesbaden Einstellbarer Axialkolbenmotor mit einem Schwenkflügelstellantrieb
US3982470A (en) * 1975-08-04 1976-09-28 Abex Corporation Control system for axial piston fluid energy translating device
US4029439A (en) * 1975-12-22 1977-06-14 Abex Corporation Control system for variable displacement pumps
US4008004A (en) * 1975-12-22 1977-02-15 Abex Corporation Control system for variable displacement pumps
US4076459A (en) * 1976-09-14 1978-02-28 Abex Corporation Horsepower limiter control for a variable displacement pump
US4142841A (en) * 1977-08-31 1979-03-06 Parker-Hannifin Corporation Variable displacement pump control
US4476680A (en) * 1979-08-14 1984-10-16 Sundstrand Corporation Pressure override control
US4336003A (en) * 1980-08-11 1982-06-22 Abex Corporation Crane swing control
DE3238362A1 (de) * 1982-10-15 1984-04-19 Linde Ag, 6200 Wiesbaden Axialkolbenmaschine
US4455124A (en) * 1982-12-20 1984-06-19 Abex Corporation Automatic pressure setting adjustment for a pressure compensated pump
GB2144242B (en) * 1983-07-26 1987-07-22 Linde Ag A machine control arrangement
US4617797A (en) * 1984-05-09 1986-10-21 Sundstrand Corporation Multi-function valve
US4722186A (en) * 1986-01-24 1988-02-02 Sundstrand Corporation Dual pressure displacement control system
US4768340A (en) * 1987-04-24 1988-09-06 Allied-Signal Inc. Automatic displacement control for variable displacement motor
US4892465A (en) * 1988-09-14 1990-01-09 Hagglunds Denison Corporation Automatic control for variable displacement pump
US5076145A (en) * 1990-06-04 1991-12-31 Hagglunds Denison Corporation Axial piston pump having a blocking valve in a manually controlled valve plate
US5590579A (en) * 1995-10-31 1997-01-07 Eaton Corporation Hydrostatic pump and bearing-clocking mechanism therefor
US7082762B1 (en) 1999-07-16 2006-08-01 Hydro-Gear Limited Partnership Pump
US6694729B1 (en) 1999-07-16 2004-02-24 Hydro-Gear Limited Partnership Pump
US6889595B1 (en) 1999-07-16 2005-05-10 Hydro-Gear Limited Partnership Pump
US6332393B1 (en) * 1999-07-16 2001-12-25 Hydro-Gear Limited Partnership Pump
US7178336B1 (en) 1999-07-16 2007-02-20 Hydro-Gear Limited Partnership Pump
US6672843B1 (en) 2002-04-08 2004-01-06 Hydro-Gear Limited Partnership Dual pump apparatus comprising dual drive shafts and auxiliary pump
US6893228B2 (en) * 2002-11-22 2005-05-17 Caterpillar Inc Axial piston pump with fluid bearing arrangement
WO2004058550A2 (en) * 2002-12-16 2004-07-15 Walker Frank H Hydraulic regenerative braking system for a vehicle
US6953327B1 (en) 2003-03-11 2005-10-11 Hydro-Gear Limited Partnership Dual pump
US7107892B2 (en) * 2003-03-26 2006-09-19 Parker-Hannifin Housing with multiple case drain ports for hydrostatic transmission pumps
US8132868B2 (en) * 2004-12-17 2012-03-13 Walker Frank H Hydraulic regenerative braking system for a vehicle
US7789846B2 (en) * 2005-01-25 2010-09-07 Thermopeutix, Inc. System and methods for selective thermal treatment
US20080210500A1 (en) * 2005-05-11 2008-09-04 Walker Frank H Hydraulic Regenerative Braking System For a Vehicle
US8162621B2 (en) * 2007-02-12 2012-04-24 Walker Frank H Hydraulic machine arrangement
US8176838B2 (en) * 2007-02-12 2012-05-15 Walker Frank H Hydraulic machine arrangement
US8974203B2 (en) * 2007-04-03 2015-03-10 Parker-Hannifin Corporation Hydraulic pump end cover
US11306713B2 (en) * 2017-11-14 2022-04-19 Eaton Intelligent Power Limited Hydraulic pump with speed and pressure compensation

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1453656A1 (de) * 1951-01-28 1969-04-30 Fritz Stumpmeier Universal-Steuer- und Regelglied fuer foerderstromveraenderliche Pumpen
DE1154689B (de) * 1960-07-09 1963-09-19 Linde Eismasch Ag Einrichtung zum Steuern einer stufenlos regelbaren hydrostatischen Einheit
US3257959A (en) * 1964-05-21 1966-06-28 Budzich Tadeusz Controls for reversible variable flow pumps
US3187509A (en) * 1964-09-16 1965-06-08 Sundstrand Corp Hydrostatic transmission
US3383857A (en) * 1966-05-24 1968-05-21 Borg Warner Hydrostatic transmission mechanism
US3396536A (en) * 1966-08-08 1968-08-13 Cessna Aircraft Co Hydraulic transmission
DE1917488B2 (de) * 1969-04-05 1977-06-23 Robert Bosch Gmbh, 7000 Stuttgart Steuereinrichtung fuer eine hydromaschine
DE1922145A1 (de) * 1969-04-25 1970-10-29 Bellows Valvair Kaemper Gmbh Kombinationsregler
BE757640A (fr) * 1969-10-16 1971-04-16 Borg Warner Systemes hydrauliques, notamment pour la regulation d'une pompea debit variable
US3739974A (en) * 1970-04-13 1973-06-19 Production Technology Inc Conversion of variable delivery pump to fixed delivery pump for a friction welder
DE2141724A1 (de) * 1971-08-20 1973-03-01 Bosch Gmbh Robert Steuer- und regeleinrichtung fuer eine hydropumpe

Also Published As

Publication number Publication date
DE2545362A1 (de) 1976-04-22
AU472949B2 (en) 1976-06-10
CA1032441A (en) 1978-06-06
FR2288236B1 (it) 1979-02-16
BR7506777A (pt) 1976-08-17
JPS5157001A (it) 1976-05-19
MX147117A (es) 1982-10-11
SE7511568L (sv) 1976-04-20
IT1047520B (it) 1980-10-20
IN142703B (it) 1977-08-20
US3908519A (en) 1975-09-30
SE407101B (sv) 1979-03-12
NL7510658A (nl) 1976-04-21
JPS6127592B2 (it) 1986-06-26
AU8478675A (en) 1976-06-10
NL178807B (nl) 1985-12-16
ES441550A1 (es) 1977-04-01
SU736884A3 (ru) 1980-05-25
NL178807C (nl) 1986-05-16
GB1522027A (en) 1978-08-23
DE2545362C2 (de) 1984-05-24
FR2288236A1 (fr) 1976-05-14

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Legal Events

Date Code Title Description
PL Patent ceased