GB1252736A - - Google Patents

Info

Publication number
GB1252736A
GB1252736A GB5517267A GB1252736DA GB1252736A GB 1252736 A GB1252736 A GB 1252736A GB 5517267 A GB5517267 A GB 5517267A GB 1252736D A GB1252736D A GB 1252736DA GB 1252736 A GB1252736 A GB 1252736A
Authority
GB
United Kingdom
Prior art keywords
motor
restrictor means
spool
lands
fluid
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
GB5517267A
Other languages
English (en)
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 filed Critical
Publication of GB1252736A publication Critical patent/GB1252736A/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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
    • F15B11/046—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed depending on the position of the working member
    • F15B11/048—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed depending on the position of the working member with deceleration control
    • 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
    • F15B15/12—Characterised by the construction of the motor unit of the oscillating-vane or curved-cylinder type

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Hydraulic Motors (AREA)
  • Actuator (AREA)
GB5517267A 1967-12-05 1967-12-05 Expired GB1252736A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5517267 1967-12-05

Publications (1)

Publication Number Publication Date
GB1252736A true GB1252736A (https=) 1971-11-10

Family

ID=10473170

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5517267A Expired GB1252736A (https=) 1967-12-05 1967-12-05

Country Status (2)

Country Link
US (1) US3576150A (https=)
GB (1) GB1252736A (https=)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2066109A (en) * 1934-11-30 1936-12-29 Leland Gifford Co Hydraulic drilling machine
US2164876A (en) * 1937-07-06 1939-07-04 Cincinnati Milling Machine Co Hydraulic vane motor
US3396635A (en) * 1966-11-30 1968-08-13 Cessna Aircraft Co Cushion stop for hydraulic actuators

Also Published As

Publication number Publication date
US3576150A (en) 1971-04-27

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee