GB1177900A - Improved Hydraulic Control System for Lift Ram - Google Patents

Improved Hydraulic Control System for Lift Ram

Info

Publication number
GB1177900A
GB1177900A GB61090/68A GB6109068A GB1177900A GB 1177900 A GB1177900 A GB 1177900A GB 61090/68 A GB61090/68 A GB 61090/68A GB 6109068 A GB6109068 A GB 6109068A GB 1177900 A GB1177900 A GB 1177900A
Authority
GB
United Kingdom
Prior art keywords
lift
ram
circuit
line
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
Application number
GB61090/68A
Other languages
English (en)
Inventor
Arvin Karazija
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.)
Allis Chalmers Corp
Original Assignee
Allis Chalmers 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 Allis Chalmers Corp filed Critical Allis Chalmers Corp
Publication of GB1177900A publication Critical patent/GB1177900A/en
Expired legal-status Critical Current

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
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S60/00—Power plants
    • Y10S60/911—Fluid motor system incorporating electrical system

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Fluid-Pressure Circuits (AREA)
GB61090/68A 1968-01-02 1968-12-23 Improved Hydraulic Control System for Lift Ram Expired GB1177900A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69492168A 1968-01-02 1968-01-02

Publications (1)

Publication Number Publication Date
GB1177900A true GB1177900A (en) 1970-01-14

Family

ID=24790805

Family Applications (1)

Application Number Title Priority Date Filing Date
GB61090/68A Expired GB1177900A (en) 1968-01-02 1968-12-23 Improved Hydraulic Control System for Lift Ram

Country Status (3)

Country Link
US (1) US3443380A (enrdf_load_stackoverflow)
FR (1) FR1598899A (enrdf_load_stackoverflow)
GB (1) GB1177900A (enrdf_load_stackoverflow)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3486333A (en) * 1968-03-26 1969-12-30 Clark Equipment Co Upright control system for use in a lift truck
US3630025A (en) * 1970-06-01 1971-12-28 Allis Chalmers Mfg Co Control system for hydraulic devices
US3754394A (en) * 1971-12-02 1973-08-28 Hyster Co Hydraulic control system for electric lift truck
US3785156A (en) * 1971-12-27 1974-01-15 Caterpillar Tractor Co Hydraulic control for self-loading scraper with three-speed elevator drive
FR2250908B3 (enrdf_load_stackoverflow) * 1973-11-14 1977-08-12 Massey Ferguson Services Nv
US4012175A (en) * 1975-12-31 1977-03-15 Douglas Dynamics Corporation Valve and pump control for a hydraulic system
US4449365A (en) * 1979-11-19 1984-05-22 Allis-Chalmers Corporation Lift, tilt and steering control for a lift truck
US4665698A (en) * 1983-04-18 1987-05-19 Clark Equipment Company Hydraulic system with proportional control
US4635439A (en) * 1985-04-11 1987-01-13 Caterpillar Industrial Inc. Fluid operated system control
US5842848A (en) * 1997-01-03 1998-12-01 Knowles; Frederick W. Compact high-volume gear pump
US6293099B1 (en) * 1999-06-28 2001-09-25 Kabushiki Kaisha Toyoda Jidoshokki Seisakusho Hydraulic circuit for forklift
NL1013326C2 (nl) * 1999-10-18 2001-04-19 Jan Noord Inrichting voor het manipuleren van een last.
EP2564072B1 (en) * 2010-04-30 2016-03-23 Eaton Corporation Multiple fluid pump combination circuit
EP2751433B1 (en) 2011-07-01 2018-03-21 Eaton Corporation Hydraulic systems utilizing combination open-and closed-loop pump systems

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2323519A (en) * 1941-01-24 1943-07-06 Ternstedt Mfg Co Vacuum operated window regulator
US2979908A (en) * 1960-01-04 1961-04-18 Warner Swasey Co Hydraulic control systems
US3154921A (en) * 1962-01-19 1964-11-03 Caterpillar Tractor Co Fluid pressure system and control
US3171247A (en) * 1962-05-24 1965-03-02 Webster Electric Co Inc Motor vehicle and hydraulic system

Also Published As

Publication number Publication date
FR1598899A (enrdf_load_stackoverflow) 1970-07-06
US3443380A (en) 1969-05-13

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