IT991932B - HYDRAULIC FEEDING DEVICE FOR TELESCOPIC STRUCTURES PARTICULARLY FOR BUCKETS AND SIMILAR - Google Patents

HYDRAULIC FEEDING DEVICE FOR TELESCOPIC STRUCTURES PARTICULARLY FOR BUCKETS AND SIMILAR

Info

Publication number
IT991932B
IT991932B IT69330/73A IT6933073A IT991932B IT 991932 B IT991932 B IT 991932B IT 69330/73 A IT69330/73 A IT 69330/73A IT 6933073 A IT6933073 A IT 6933073A IT 991932 B IT991932 B IT 991932B
Authority
IT
Italy
Prior art keywords
buckets
similar
feeding device
telescopic structures
structures particularly
Prior art date
Application number
IT69330/73A
Other languages
Italian (it)
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
Application granted granted Critical
Publication of IT991932B publication Critical patent/IT991932B/en

Links

Classifications

    • 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
    • E02F3/30—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 with a dipper-arm pivoted on a cantilever beam, i.e. boom
    • E02F3/306—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 with a dipper-arm pivoted on a cantilever beam, i.e. boom with telescopic dipper-arm or boom
    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/149—Fluid interconnections, e.g. fluid connectors, passages

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Actuator (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Jib Cranes (AREA)
  • Earth Drilling (AREA)
IT69330/73A 1972-08-02 1973-08-01 HYDRAULIC FEEDING DEVICE FOR TELESCOPIC STRUCTURES PARTICULARLY FOR BUCKETS AND SIMILAR IT991932B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7227878A FR2194895B1 (en) 1972-08-02 1972-08-02

Publications (1)

Publication Number Publication Date
IT991932B true IT991932B (en) 1975-08-30

Family

ID=9102759

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69330/73A IT991932B (en) 1972-08-02 1973-08-01 HYDRAULIC FEEDING DEVICE FOR TELESCOPIC STRUCTURES PARTICULARLY FOR BUCKETS AND SIMILAR

Country Status (10)

Country Link
US (1) US3858396A (en)
JP (1) JPS4958607A (en)
AR (1) AR196446A1 (en)
BE (1) BE802167A (en)
BR (1) BR7305739D0 (en)
DE (1) DE2339292A1 (en)
ES (1) ES417489A1 (en)
FR (1) FR2194895B1 (en)
GB (1) GB1402214A (en)
IT (1) IT991932B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4294572A (en) * 1978-04-10 1981-10-13 Pattison Jack E Internal fluid communication system for power cylinders
CA2165708A1 (en) * 1994-12-21 1996-06-22 Mitsuhiro Kishi Oil supply mechanism in a deep excavator
DE29722394U1 (en) * 1997-12-18 1999-04-22 Oberniehaus Rainer Implement
US20110126700A1 (en) * 2007-07-12 2011-06-02 Johannsen Thorkil J Undercarriage for a telescopic frame
JP4945681B1 (en) * 2010-11-24 2012-06-06 株式会社コスメック Cylinder device with booster mechanism
EP2568084B1 (en) 2011-09-07 2014-01-08 EPSILON Kran GmbH. Telescopic crane arm
US9541194B2 (en) * 2012-02-16 2017-01-10 Kosmek Ltd. Cylinder device with force multiplier

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3160076A (en) * 1961-12-14 1964-12-08 Parker Hannifin Corp Fluid system and relief valve assembly therefor
US3481251A (en) * 1968-02-05 1969-12-02 Warner Swasey Co Machine with hydraulic boom

Also Published As

Publication number Publication date
AR196446A1 (en) 1973-12-27
GB1402214A (en) 1975-08-06
BE802167A (en) 1973-11-05
FR2194895B1 (en) 1976-05-14
BR7305739D0 (en) 1974-08-29
ES417489A1 (en) 1976-03-01
FR2194895A1 (en) 1974-03-01
US3858396A (en) 1975-01-07
JPS4958607A (en) 1974-06-06
DE2339292A1 (en) 1974-02-21

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