FR2194895A1 - - Google Patents

Info

Publication number
FR2194895A1
FR2194895A1 FR7227878A FR7227878A FR2194895A1 FR 2194895 A1 FR2194895 A1 FR 2194895A1 FR 7227878 A FR7227878 A FR 7227878A FR 7227878 A FR7227878 A FR 7227878A FR 2194895 A1 FR2194895 A1 FR 2194895A1
Authority
FR
France
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.)
Granted
Application number
FR7227878A
Other versions
FR2194895B1 (fr
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
Priority to FR7227878A priority Critical patent/FR2194895B1/fr
Priority to US377283A priority patent/US3858396A/en
Priority to BE2052907A priority patent/BE802167A/fr
Priority to GB3381873A priority patent/GB1402214A/en
Priority to BR5739/73A priority patent/BR7305739D0/pt
Priority to IT69330/73A priority patent/IT991932B/it
Priority to AR249424A priority patent/AR196446A1/es
Priority to ES417489A priority patent/ES417489A1/es
Priority to DE2339292A priority patent/DE2339292A1/de
Priority to JP48086417A priority patent/JPS4958607A/ja
Publication of FR2194895A1 publication Critical patent/FR2194895A1/fr
Application granted granted Critical
Publication of FR2194895B1 publication Critical patent/FR2194895B1/fr
Expired legal-status Critical Current

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)
  • Earth Drilling (AREA)
  • Jib Cranes (AREA)
  • Forklifts And Lifting Vehicles (AREA)
FR7227878A 1972-08-02 1972-08-02 Expired FR2194895B1 (fr)

Priority Applications (10)

Application Number Priority Date Filing Date Title
FR7227878A FR2194895B1 (fr) 1972-08-02 1972-08-02
US377283A US3858396A (en) 1972-08-02 1973-07-09 Device for feeding a hydraulic load element mounted on a telescopic structure, by means of two jacks
BE2052907A BE802167A (fr) 1972-08-02 1973-07-11 Dispositif d'alimentation, au moyen de deux verins d'un recepteur a fluide sur une structure telescopique
GB3381873A GB1402214A (en) 1972-08-02 1973-07-16 Device for feeding a hydraulic load element mounted on a telescopic structure by means of two jacks
BR5739/73A BR7305739D0 (pt) 1972-08-02 1973-07-27 Estrutura telescopia com dispositivo de alimentacao por meio de dois cilindros de um receptor de fluido
IT69330/73A IT991932B (it) 1972-08-02 1973-08-01 Dispositivo idraulico di alimenta zione per strutture telescopiche particolarmente per benne e simili
AR249424A AR196446A1 (es) 1972-08-02 1973-08-02 Mejoras a una estructura telescopica que comprende dos elementos montados deslizantes uno con respecto al otro
ES417489A ES417489A1 (es) 1972-08-02 1973-08-02 Perfeccionamientos en estructuras telescopicas de dos ele- mentos montados deslizantes uno con respecto al otro.
DE2339292A DE2339292A1 (de) 1972-08-02 1973-08-02 Druckmittel-versorgungseinrichtung mit zwei hydraulik-zylindern und einem an einer teleskopischen einrichtung befestigten druckmittel-empfaenger
JP48086417A JPS4958607A (fr) 1972-08-02 1973-08-02

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2194895A1 true FR2194895A1 (fr) 1974-03-01
FR2194895B1 FR2194895B1 (fr) 1976-05-14

Family

ID=9102759

Family Applications (1)

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

Country Status (10)

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

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
EP0718444A1 (fr) * 1994-12-21 1996-06-26 Nikken Corporation Alimentation en huile sous pression pour excavation à grande profondeur d'excavation
DE29722394U1 (de) * 1997-12-18 1999-04-22 Oberniehaus, Rainer, 49326 Melle Arbeitsgerät
US20110126700A1 (en) * 2007-07-12 2011-06-02 Johannsen Thorkil J Undercarriage for a telescopic frame
JP4945681B1 (ja) * 2010-11-24 2012-06-06 株式会社コスメック 倍力機構付きシリンダ装置
ES2457238T3 (es) * 2011-09-07 2014-04-25 Epsilon Kran Gmbh. Brazo de grúa telescópico
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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Also Published As

Publication number Publication date
BR7305739D0 (pt) 1974-08-29
FR2194895B1 (fr) 1976-05-14
BE802167A (fr) 1973-11-05
GB1402214A (en) 1975-08-06
ES417489A1 (es) 1976-03-01
US3858396A (en) 1975-01-07
AR196446A1 (es) 1973-12-27
IT991932B (it) 1975-08-30
JPS4958607A (fr) 1974-06-06
DE2339292A1 (de) 1974-02-21

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Legal Events

Date Code Title Description
ST Notification of lapse