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IT1053965B - IMPROVEMENT IN HYDRAULIC JACKS - Google Patents

IMPROVEMENT IN HYDRAULIC JACKS

Info

Publication number
IT1053965B
IT1053965B IT48024/76A IT4802476A IT1053965B IT 1053965 B IT1053965 B IT 1053965B IT 48024/76 A IT48024/76 A IT 48024/76A IT 4802476 A IT4802476 A IT 4802476A IT 1053965 B IT1053965 B IT 1053965B
Authority
IT
Italy
Prior art keywords
improvement
hydraulic jacks
jacks
hydraulic
Prior art date
Application number
IT48024/76A
Other languages
Italian (it)
Original Assignee
Edbro Ltd
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 Edbro Ltd filed Critical Edbro Ltd
Application granted granted Critical
Publication of IT1053965B publication Critical patent/IT1053965B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
    • B66F3/25—Constructional features
    • B66F3/26—Adaptations or arrangements of pistons
    • B66F3/28—Adaptations or arrangements of pistons telescopic
    • 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)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Actuator (AREA)
IT48024/76A 1975-02-20 1976-02-10 IMPROVEMENT IN HYDRAULIC JACKS IT1053965B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7235/75A GB1529881A (en) 1975-02-20 1975-02-20 Hydraulic rams

Publications (1)

Publication Number Publication Date
IT1053965B true IT1053965B (en) 1981-10-10

Family

ID=9829242

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48024/76A IT1053965B (en) 1975-02-20 1976-02-10 IMPROVEMENT IN HYDRAULIC JACKS

Country Status (10)

Country Link
JP (1) JPS5196982A (en)
AU (1) AU504892B2 (en)
BE (1) BE838813A (en)
CA (1) CA1034841A (en)
DE (1) DE2606787A1 (en)
FR (1) FR2301714A1 (en)
GB (1) GB1529881A (en)
IT (1) IT1053965B (en)
NL (1) NL7601705A (en)
ZA (1) ZA76637B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4339989A (en) * 1978-12-18 1982-07-20 Webster Raymond G Hydraulic rams
IT1126990B (en) * 1980-03-20 1986-05-21 Romanazzi Spa IMPROVEMENT IN TELESCOPIC JACKS WITH MULTIPLE DISPLACEMENTS, PARTICULARLY FOR TIPPING VEHICLE BOXES
CA2981849C (en) * 2015-04-10 2023-09-26 The Will-Burt Company Pneumatic non-locking low-profile telescoping masts
CN115899146B (en) * 2022-12-14 2024-12-17 华能莱芜发电有限公司 Detachable hydraulic damper dust keeper

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3136221A (en) * 1961-10-27 1964-06-09 Phil Wood Ind Reciprocatory telescoping-piston hydraulic motor
US3417670A (en) * 1966-04-18 1968-12-24 Parker Hannifin Corp Hydraulic ram
FR2259296A1 (en) * 1974-01-29 1975-08-22 Protomatic Telescopic hydraulic jack made from standard tubes - has cold worked varying thickness tubes and standard sealing rings

Also Published As

Publication number Publication date
DE2606787A1 (en) 1976-08-26
FR2301714B1 (en) 1981-02-13
ZA76637B (en) 1977-02-23
AU1085376A (en) 1977-08-11
GB1529881A (en) 1978-10-25
CA1034841A (en) 1978-07-18
AU504892B2 (en) 1979-11-01
JPS5196982A (en) 1976-08-25
NL7601705A (en) 1976-08-24
FR2301714A1 (en) 1976-09-17
BE838813A (en) 1976-06-16

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