GB1547654A - Fluid circuits - Google Patents

Fluid circuits

Info

Publication number
GB1547654A
GB1547654A GB4538776A GB4538776A GB1547654A GB 1547654 A GB1547654 A GB 1547654A GB 4538776 A GB4538776 A GB 4538776A GB 4538776 A GB4538776 A GB 4538776A GB 1547654 A GB1547654 A GB 1547654A
Authority
GB
United Kingdom
Prior art keywords
fluid circuits
circuits
fluid
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
GB4538776A
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.)
Poclain SA
Original Assignee
Poclain SA
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 Poclain SA filed Critical Poclain SA
Publication of GB1547654A publication Critical patent/GB1547654A/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
    • F15B11/20—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors controlling several interacting or sequentially-operating members
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
    • E02F3/43—Control of dipper or bucket position; Control of sequence of drive operations
    • E02F3/435—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like
    • E02F3/437—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like providing automatic sequences of movements, e.g. linear excavation, keeping dipper angle constant

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Paleontology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Reciprocating Pumps (AREA)
GB4538776A 1975-10-30 1976-11-01 Fluid circuits Expired GB1547654A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7533215A FR2329881A1 (fr) 1975-10-30 1975-10-30 Dispositif d'alimentation a sequences de trois moteurs a fluide

Publications (1)

Publication Number Publication Date
GB1547654A true GB1547654A (en) 1979-06-27

Family

ID=9161835

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4538776A Expired GB1547654A (en) 1975-10-30 1976-11-01 Fluid circuits

Country Status (10)

Country Link
JP (1) JPS5256283A (it)
AR (1) AR212091A1 (it)
BE (1) BE847777A (it)
BR (1) BR7607241A (it)
CA (1) CA1035249A (it)
DE (1) DE2648449A1 (it)
ES (1) ES452875A1 (it)
FR (1) FR2329881A1 (it)
GB (1) GB1547654A (it)
IT (1) IT1074278B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2483486A1 (fr) * 1980-05-28 1981-12-04 Poclain Sa Engin de terrassement du type chargeuse
FR2498655A1 (fr) * 1981-01-26 1982-07-30 Poclain Sa Engin de terrassement, notamment du type chargeuse, a commande a fluide sous pression comportant une fleche et un balancier

Also Published As

Publication number Publication date
CA1035249A (en) 1978-07-25
IT1074278B (it) 1985-04-20
FR2329881B1 (it) 1980-02-22
JPS5256283A (en) 1977-05-09
FR2329881A1 (fr) 1977-05-27
AR212091A1 (es) 1978-05-15
BR7607241A (pt) 1977-09-13
ES452875A1 (es) 1977-10-16
DE2648449A1 (de) 1977-05-05
BE847777A (fr) 1977-04-29

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee