FR2259296B1 - - Google Patents

Info

Publication number
FR2259296B1
FR2259296B1 FR7402816A FR7402816A FR2259296B1 FR 2259296 B1 FR2259296 B1 FR 2259296B1 FR 7402816 A FR7402816 A FR 7402816A FR 7402816 A FR7402816 A FR 7402816A FR 2259296 B1 FR2259296 B1 FR 2259296B1
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.)
Expired
Application number
FR7402816A
Other languages
French (fr)
Other versions
FR2259296A1 (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.)
PROTOMATIC
Original Assignee
PROTOMATIC
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 PROTOMATIC filed Critical PROTOMATIC
Priority to FR7402816A priority Critical patent/FR2259296A1/fr
Publication of FR2259296A1 publication Critical patent/FR2259296A1/fr
Application granted granted Critical
Publication of FR2259296B1 publication Critical patent/FR2259296B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J10/00—Engine or like cylinders; Features of hollow, e.g. cylindrical, bodies in general
    • F16J10/02—Cylinders designed to receive moving pistons or plungers
    • 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
    • F15B15/16—Characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR7402816A 1974-01-29 1974-01-29 Telescopic hydraulic jack made from standard tubes - has cold worked varying thickness tubes and standard sealing rings Granted FR2259296A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7402816A FR2259296A1 (en) 1974-01-29 1974-01-29 Telescopic hydraulic jack made from standard tubes - has cold worked varying thickness tubes and standard sealing rings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7402816A FR2259296A1 (en) 1974-01-29 1974-01-29 Telescopic hydraulic jack made from standard tubes - has cold worked varying thickness tubes and standard sealing rings

Publications (2)

Publication Number Publication Date
FR2259296A1 FR2259296A1 (en) 1975-08-22
FR2259296B1 true FR2259296B1 (cs) 1976-11-26

Family

ID=9134110

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7402816A Granted FR2259296A1 (en) 1974-01-29 1974-01-29 Telescopic hydraulic jack made from standard tubes - has cold worked varying thickness tubes and standard sealing rings

Country Status (1)

Country Link
FR (1) FR2259296A1 (cs)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1529881A (en) * 1975-02-20 1978-10-25 Edbro Ltd Hydraulic rams
CN105179370A (zh) * 2015-08-21 2015-12-23 蚌埠液力机械有限公司 单作用焊接式四级油缸
CN113944673A (zh) * 2021-10-20 2022-01-18 重庆铁马专用车有限公司 一种低成本的多级套筒式液压油缸
US20230323902A1 (en) * 2022-04-06 2023-10-12 Caterpillar Inc. Actuator for machine

Also Published As

Publication number Publication date
FR2259296A1 (en) 1975-08-22

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Legal Events

Date Code Title Description
ST Notification of lapse