CA1034841A - Hydraulic ram assemblies - Google Patents

Hydraulic ram assemblies

Info

Publication number
CA1034841A
CA1034841A CA245,299A CA245299A CA1034841A CA 1034841 A CA1034841 A CA 1034841A CA 245299 A CA245299 A CA 245299A CA 1034841 A CA1034841 A CA 1034841A
Authority
CA
Canada
Prior art keywords
hydraulic ram
ram assemblies
assemblies
hydraulic
ram
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
CA245,299A
Other languages
English (en)
French (fr)
Inventor
Raymond G. Webster
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.)
Edbro Ltd
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 CA1034841A publication Critical patent/CA1034841A/en
Expired legal-status Critical Current

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)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
CA245,299A 1975-02-20 1976-02-09 Hydraulic ram assemblies Expired CA1034841A (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
CA1034841A true CA1034841A (en) 1978-07-18

Family

ID=9829242

Family Applications (1)

Application Number Title Priority Date Filing Date
CA245,299A Expired CA1034841A (en) 1975-02-20 1976-02-09 Hydraulic ram assemblies

Country Status (10)

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

Families Citing this family (5)

* 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 (it) * 1980-03-20 1986-05-21 Romanazzi Spa Perfezionamento nei martinetti telescopici a sfilamenti multipli particolarmente per cassoni ribaltabili di veicoli
PL3280677T3 (pl) * 2015-04-10 2025-01-07 The Will-Burt Company Pneumatyczne nieblokowane niskoprofilowe maszty teleskopowe
CN114382745B (zh) * 2020-10-21 2025-10-28 海沃机械（中国）有限公司 多级式油缸
CN115899146B (zh) * 2022-12-14 2024-12-17 华能莱芜发电有限公司 一种可拆卸的液压阻尼器防尘装置

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
ZA76637B (en) 1977-02-23
DE2606787A1 (de) 1976-08-26
JPS5196982A (it) 1976-08-25
NL7601705A (nl) 1976-08-24
IT1053965B (it) 1981-10-10
BE838813A (fr) 1976-06-16
AU1085376A (en) 1977-08-11
FR2301714B1 (it) 1981-02-13
FR2301714A1 (fr) 1976-09-17
AU504892B2 (en) 1979-11-01
GB1529881A (en) 1978-10-25

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