DE1909891B2 - HYDRAULIC CIRCUIT FOR DIFFERENTIAL CYLINDERS - Google Patents

HYDRAULIC CIRCUIT FOR DIFFERENTIAL CYLINDERS

Info

Publication number
DE1909891B2
DE1909891B2 DE19691909891 DE1909891A DE1909891B2 DE 1909891 B2 DE1909891 B2 DE 1909891B2 DE 19691909891 DE19691909891 DE 19691909891 DE 1909891 A DE1909891 A DE 1909891A DE 1909891 B2 DE1909891 B2 DE 1909891B2
Authority
DE
Germany
Prior art keywords
hydraulic circuit
differential cylinders
cylinders
differential
hydraulic
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.)
Withdrawn
Application number
DE19691909891
Other languages
German (de)
Other versions
DE1909891A1 (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
Priority to DE19691909891 priority Critical patent/DE1909891B2/en
Priority to AT63970A priority patent/AT303482B/en
Priority to FR7006719A priority patent/FR2033047A5/fr
Priority to NL7002722A priority patent/NL7002722A/xx
Publication of DE1909891A1 publication Critical patent/DE1909891A1/en
Publication of DE1909891B2 publication Critical patent/DE1909891B2/en
Withdrawn legal-status Critical Current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
    • F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
    • 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
    • F15B7/00—Systems in which the movement produced is definitely related to the output of a volumetric pump; Telemotors
    • F15B7/001—With multiple inputs, e.g. for dual control
    • 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
    • F15B7/00—Systems in which the movement produced is definitely related to the output of a volumetric pump; Telemotors
    • F15B7/005—With rotary or crank input
    • F15B7/006—Rotary pump input
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/2053—Type of pump
    • F15B2211/20546—Type of pump variable capacity
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/2053—Type of pump
    • F15B2211/20561—Type of pump reversible
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/20576—Systems with pumps with multiple pumps
    • F15B2211/20584—Combinations of pumps with high and low capacity
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/27—Directional control by means of the pressure source
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/61—Secondary circuits
    • F15B2211/613—Feeding circuits
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/785—Compensation of the difference in flow rate in closed fluid circuits using differential actuators
DE19691909891 1969-02-27 1969-02-27 HYDRAULIC CIRCUIT FOR DIFFERENTIAL CYLINDERS Withdrawn DE1909891B2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19691909891 DE1909891B2 (en) 1969-02-27 1969-02-27 HYDRAULIC CIRCUIT FOR DIFFERENTIAL CYLINDERS
AT63970A AT303482B (en) 1969-02-27 1970-01-23 Hydraulic circuit for reciprocating piston engines
FR7006719A FR2033047A5 (en) 1969-02-27 1970-02-25
NL7002722A NL7002722A (en) 1969-02-27 1970-02-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691909891 DE1909891B2 (en) 1969-02-27 1969-02-27 HYDRAULIC CIRCUIT FOR DIFFERENTIAL CYLINDERS

Publications (2)

Publication Number Publication Date
DE1909891A1 DE1909891A1 (en) 1970-09-10
DE1909891B2 true DE1909891B2 (en) 1971-07-22

Family

ID=5726521

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691909891 Withdrawn DE1909891B2 (en) 1969-02-27 1969-02-27 HYDRAULIC CIRCUIT FOR DIFFERENTIAL CYLINDERS

Country Status (4)

Country Link
AT (1) AT303482B (en)
DE (1) DE1909891B2 (en)
FR (1) FR2033047A5 (en)
NL (1) NL7002722A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2545708A1 (en) * 1975-10-11 1977-04-14 Alten K LOADING BRIDGE FOR RAMPS
SE461391B (en) * 1987-10-28 1990-02-12 Bt Ind Ab HYDRAULIC LIFTING DEVICE
DE50203771D1 (en) * 2002-09-19 2005-09-01 Alexander Kipfelsberger Hydraulic ratchet wrench with a double acting hydraulic cylinder piston drive

Also Published As

Publication number Publication date
NL7002722A (en) 1970-08-31
AT303482B (en) 1972-11-27
FR2033047A5 (en) 1970-11-27
DE1909891A1 (en) 1970-09-10

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Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee