GB2031519B - Hydraulic actuator with relief valve - Google Patents

Hydraulic actuator with relief valve

Info

Publication number
GB2031519B
GB2031519B GB7840496A GB7840496A GB2031519B GB 2031519 B GB2031519 B GB 2031519B GB 7840496 A GB7840496 A GB 7840496A GB 7840496 A GB7840496 A GB 7840496A GB 2031519 B GB2031519 B GB 2031519B
Authority
GB
United Kingdom
Prior art keywords
relief valve
hydraulic actuator
actuator
hydraulic
relief
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
GB7840496A
Other versions
GB2031519A (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.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry Patents 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 Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Priority to GB7840496A priority Critical patent/GB2031519B/en
Publication of GB2031519A publication Critical patent/GB2031519A/en
Application granted granted Critical
Publication of GB2031519B publication Critical patent/GB2031519B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1447—Pistons; Piston to piston rod assemblies
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Safety Valves (AREA)
  • Actuator (AREA)
GB7840496A 1978-10-13 1978-10-13 Hydraulic actuator with relief valve Expired GB2031519B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7840496A GB2031519B (en) 1978-10-13 1978-10-13 Hydraulic actuator with relief valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7840496A GB2031519B (en) 1978-10-13 1978-10-13 Hydraulic actuator with relief valve

Publications (2)

Publication Number Publication Date
GB2031519A GB2031519A (en) 1980-04-23
GB2031519B true GB2031519B (en) 1982-09-08

Family

ID=10500318

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7840496A Expired GB2031519B (en) 1978-10-13 1978-10-13 Hydraulic actuator with relief valve

Country Status (1)

Country Link
GB (1) GB2031519B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3508245A1 (en) * 1985-03-08 1986-09-11 Jörg 8607 Hollfeld Lange PRESSURE PAD OVERLOAD PROTECTION
DE19715010B4 (en) * 1997-04-11 2004-12-09 Helge Schwark Hydraulic gripper with pressure relief valve

Also Published As

Publication number Publication date
GB2031519A (en) 1980-04-23

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee