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ES444214A1 - Perfeccionamientos en circuitos hidraulicos para accionar una serie de motores hidraulicos con una sola bomba, en ve- hiculos de manipulaciones de materiales. - Google Patents

Perfeccionamientos en circuitos hidraulicos para accionar una serie de motores hidraulicos con una sola bomba, en ve- hiculos de manipulaciones de materiales.

Info

Publication number
ES444214A1
ES444214A1 ES444214A ES444214A ES444214A1 ES 444214 A1 ES444214 A1 ES 444214A1 ES 444214 A ES444214 A ES 444214A ES 444214 A ES444214 A ES 444214A ES 444214 A1 ES444214 A1 ES 444214A1
Authority
ES
Spain
Prior art keywords
control valves
pump
single pump
valves
synchronizing
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
ES444214A
Other languages
English (en)
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.)
Caterpillar Industrial Inc
Original Assignee
Towmotor 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 Towmotor Corp filed Critical Towmotor Corp
Publication of ES444214A1 publication Critical patent/ES444214A1/es
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
    • G05G9/00—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously
    • G05G9/06—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlled members being actuated successively by repeated movement of the controlling member
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/20—Means for actuating or controlling masts, platforms, or forks
    • 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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/44—Mechanical actuating means
    • F16K31/52—Mechanical actuating means with crank, eccentric, or cam
    • F16K31/524—Mechanical actuating means with crank, eccentric, or cam with a cam
    • 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)
  • Structural Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Reciprocating Pumps (AREA)
  • Mechanically-Actuated Valves (AREA)
ES444214A 1975-04-30 1976-01-12 Perfeccionamientos en circuitos hidraulicos para accionar una serie de motores hidraulicos con una sola bomba, en ve- hiculos de manipulaciones de materiales. Expired ES444214A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/572,995 US3962871A (en) 1975-04-30 1975-04-30 Control means adjustably synchronizing operation of a single pump with a plurality of control valves

Publications (1)

Publication Number Publication Date
ES444214A1 true ES444214A1 (es) 1977-05-16

Family

ID=24290215

Family Applications (1)

Application Number Title Priority Date Filing Date
ES444214A Expired ES444214A1 (es) 1975-04-30 1976-01-12 Perfeccionamientos en circuitos hidraulicos para accionar una serie de motores hidraulicos con una sola bomba, en ve- hiculos de manipulaciones de materiales.

Country Status (6)

Country Link
US (1) US3962871A (es)
CA (1) CA1028225A (es)
ES (1) ES444214A1 (es)
FR (1) FR2309747A1 (es)
GB (1) GB1480041A (es)
IT (1) IT1055393B (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4121687A (en) * 1976-11-08 1978-10-24 Ulrich Supply Company, Inc. Control system for hydraulic lifts
US4099378A (en) * 1977-01-17 1978-07-11 Caterpillar Tractor Co. Blocking valve for power steering for lift trucks
GB1527957A (en) * 1977-03-22 1978-10-11 Towmotor Corp Motor control
DE2718641C2 (de) * 1977-04-27 1986-05-07 Mannesmann Rexroth GmbH, 8770 Lohr Steuerblock mit elektrischer Ein- und Ausschaltvorrichtung für die Hydropumpe von elektrisch betriebenen Hubfahrzeugen
WO1981003209A1 (en) * 1980-05-05 1981-11-12 Towmotor Corp Potentiometer and switch control arrangement
US4330007A (en) * 1980-05-05 1982-05-18 Towmotor Corporation Potentiometer and switch control arrangement
JPH0642257Y2 (ja) * 1989-04-13 1994-11-02 株式会社豊田自動織機製作所 フォークリフトの荷役操作装置
CN111036984B (zh) * 2020-01-08 2024-09-10 湖南威平科技发展有限公司 一种液压链锯

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2738087A (en) * 1952-05-15 1956-03-13 John Reginald Sharp Fork lift truck
DE929479C (de) * 1953-04-09 1955-06-27 Sig Schweiz Industrieges Schalteinrichtung fuer die hydraulische Anlage von Hubstapelfahrzeugen
FR1231672A (fr) * 1957-09-04 1960-09-30 Lansing Bagnall Ltd Perfectionnements aux systèmes de soupapes pour circuits de liquide sous pression
US3014344A (en) * 1958-06-27 1961-12-26 Lansing Bagnall Ltd Control-gear for hydraulic circuits
US3216599A (en) * 1962-10-15 1965-11-09 Grand Specialties Company Lift truck with a detachable mast assembly, and a propelling and elevating control system
US3354789A (en) * 1965-12-29 1967-11-28 Clark Equipment Co Control system
GB1236442A (en) * 1968-06-06 1971-06-23 Lansing Bagnall Ltd Improvements in load raising and lowering devices
DE1807171A1 (de) * 1968-11-06 1970-06-18 Bosch Gmbh Robert Einrichtung zur elektrohydraulischen Fernsteuerung hydraulischer Wegeventile
DE1807172A1 (de) * 1968-11-06 1970-06-11 Bosch Gmbh Robert Einrichtung zur elektrohydraulischen Fernsteuerung hydraulischer Wegeventile
DE2119129A1 (de) * 1971-04-20 1972-11-16 Linde Ag, 6200 Wiesbaden Steuerventilbetätigung für Gabelstapler
DE2259294C3 (de) * 1972-12-04 1979-01-04 Robert Bosch Gmbh, 7000 Stuttgart Hydraulische Einrichtung zum Steuern einer Anlage mit wenigstens einem Verbraucher

Also Published As

Publication number Publication date
IT1055393B (it) 1981-12-21
FR2309747A1 (fr) 1976-11-26
AU1011576A (en) 1977-07-14
GB1480041A (en) 1977-07-20
CA1028225A (en) 1978-03-21
FR2309747B1 (es) 1980-11-07
US3962871A (en) 1976-06-15

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