ZA705845B - Control system for hydraulic motors - Google Patents

Control system for hydraulic motors

Info

Publication number
ZA705845B
ZA705845B ZA705845A ZA705845A ZA705845B ZA 705845 B ZA705845 B ZA 705845B ZA 705845 A ZA705845 A ZA 705845A ZA 705845 A ZA705845 A ZA 705845A ZA 705845 B ZA705845 B ZA 705845B
Authority
ZA
South Africa
Prior art keywords
control system
hydraulic motors
motors
hydraulic
control
Prior art date
Application number
ZA705845A
Inventor
J Kokaly
L Scheixayder
Original Assignee
Caterpillar Tractor Co
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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Publication of ZA705845B publication Critical patent/ZA705845B/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
    • 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
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • 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
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/44—Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation
    • F16H61/444—Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation by changing the number of pump or motor units in operation

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Motor Power Transmission Devices (AREA)
ZA705845A 1969-09-29 1970-08-25 Control system for hydraulic motors ZA705845B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86162769A 1969-09-29 1969-09-29

Publications (1)

Publication Number Publication Date
ZA705845B true ZA705845B (en) 1971-04-28

Family

ID=25336317

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA705845A ZA705845B (en) 1969-09-29 1970-08-25 Control system for hydraulic motors

Country Status (5)

Country Link
US (1) US3576104A (en)
DE (1) DE2047642A1 (en)
FR (1) FR2062805A5 (en)
GB (1) GB1324860A (en)
ZA (1) ZA705845B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3811282A (en) * 1973-01-26 1974-05-21 Caterpillar Tractor Co Hydraulic control circuit for a reversible hydraulic motor
US3949783A (en) * 1974-12-24 1976-04-13 Allis-Chalmers Corporation Dual Pump draft control valve
US3948049A (en) * 1975-05-01 1976-04-06 Caterpillar Tractor Co. Dual motor hydrostatic drive system
US3978666A (en) * 1975-09-11 1976-09-07 Caterpillar Tractor Co. Vehicle speed control apparatus and method
US4199293A (en) * 1977-03-07 1980-04-22 Caterpillar Tractor Co. High pressure implement circuit for loader with slow and fast dump position

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2583197A (en) * 1946-05-15 1952-01-22 Euclid Road Machinery Co Two-speed power steering
US2852918A (en) * 1954-12-24 1958-09-23 New York Air Brake Co Hydraulic control circuit with unloading means
US3386344A (en) * 1966-09-30 1968-06-04 Caterpillar Tractor Co Self-loading scraper hydraulic circuit with diverter

Also Published As

Publication number Publication date
DE2047642A1 (en) 1971-04-01
FR2062805A5 (en) 1971-06-25
GB1324860A (en) 1973-07-25
US3576104A (en) 1971-04-27

Similar Documents

Publication Publication Date Title
ZA706835B (en) Hydraulic system
ZA698483B (en) Torque control system
AU1946770A (en) Brake control system
GB1366709A (en) Numerical control system
ZA734474B (en) Control arrangement for hydraulic systems
GB1369441A (en) Electro-hydraulic control system
ZA697724B (en) Control system for nutsetter
ZA705845B (en) Control system for hydraulic motors
ZA708512B (en) Stage control system
AU445388B2 (en) Control system for hydraulic motors
AU1994670A (en) Control system for hydraulic motors
ZA705163B (en) Improvements relating to control systems for rocket motors
CA919550A (en) Hydraulic control system
CA809452A (en) Hydraulic control system
CA827810A (en) Machine control system
AU5725469A (en) Hydraulic control system
AU447919B2 (en) Control system for nutsetter
CA857662A (en) Hydraulic control system
CA835695A (en) Hydraulic control system
CA831427A (en) Hydraulic control system
CA806291A (en) Motor control system
AU445597B2 (en) Motor control system
CA803642A (en) Motor control system
CA809303A (en) Motor control system
CA820466A (en) Motor control system