GB1392296A - Rotary actuators - Google Patents

Rotary actuators

Info

Publication number
GB1392296A
GB1392296A GB3118771A GB3118771A GB1392296A GB 1392296 A GB1392296 A GB 1392296A GB 3118771 A GB3118771 A GB 3118771A GB 3118771 A GB3118771 A GB 3118771A GB 1392296 A GB1392296 A GB 1392296A
Authority
GB
United Kingdom
Prior art keywords
wall
outflow
orifice
piston
port
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
GB3118771A
Other languages
English (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.)
Nash A R B
Original Assignee
Nash A R B
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 Nash A R B filed Critical Nash A R B
Priority to GB3118771A priority Critical patent/GB1392296A/en
Priority to US00267176A priority patent/US3835501A/en
Priority to FR7224200A priority patent/FR2144770B1/fr
Priority to DE2232110A priority patent/DE2232110A1/de
Priority to JP6620272A priority patent/JPS5644288B1/ja
Publication of GB1392296A publication Critical patent/GB1392296A/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
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/22—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke
    • F15B15/223—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke having a piston with a piston extension or piston recess which completely seals the main fluid outlet as the piston approaches its end position
    • 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)
  • Actuator (AREA)
  • Fluid-Driven Valves (AREA)
GB3118771A 1971-07-02 1971-07-02 Rotary actuators Expired GB1392296A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB3118771A GB1392296A (en) 1971-07-02 1971-07-02 Rotary actuators
US00267176A US3835501A (en) 1971-07-02 1972-06-28 Actuators
FR7224200A FR2144770B1 (enExample) 1971-07-02 1972-06-29
DE2232110A DE2232110A1 (de) 1971-07-02 1972-06-30 Druckmittelbetaetigter antrieb
JP6620272A JPS5644288B1 (enExample) 1971-07-02 1972-07-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3118771A GB1392296A (en) 1971-07-02 1971-07-02 Rotary actuators

Publications (1)

Publication Number Publication Date
GB1392296A true GB1392296A (en) 1975-04-30

Family

ID=10319307

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3118771A Expired GB1392296A (en) 1971-07-02 1971-07-02 Rotary actuators

Country Status (5)

Country Link
US (1) US3835501A (enExample)
JP (1) JPS5644288B1 (enExample)
DE (1) DE2232110A1 (enExample)
FR (1) FR2144770B1 (enExample)
GB (1) GB1392296A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3036592A1 (de) * 1980-09-27 1982-04-22 Südhydraulik Kork Steinbach GmbH & Co KG, 2400 Lübeck Fluid-betriebener drehkolbenantrieb, insbesondere hydraulischer drehkolben
WO1989008764A1 (en) * 1988-03-11 1989-09-21 Carroll, Noel Actuator for gate
WO1990005230A1 (en) * 1988-11-09 1990-05-17 Noel Carroll Actuator for gate

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3804081A1 (de) * 1988-02-10 1989-08-24 Knorr Bremse Ag Druckmittelbetaetigter tuerantrieb

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1016514A (en) * 1912-02-06 Frederik Nielsen Shock-absorber.
US1690113A (en) * 1927-03-17 1928-11-06 Gordon B Hooton Spring snubber for automobiles
US1785814A (en) * 1929-02-05 1930-12-23 Enos H Kreider Vehicle shock absorber
US1812244A (en) * 1929-08-06 1931-06-30 Enos H Kreider Vehicle shock absorber
US1899909A (en) * 1932-07-22 1933-02-28 Bernard V Curnen Shock absorbing mechanism
US2696805A (en) * 1949-06-21 1954-12-14 Productive Inventions Inc Fluid motor for wiper apparatus
US2778338A (en) * 1953-01-27 1957-01-22 Shafer Valve Co Internal fluid shut off for hydraulic motor
US3010433A (en) * 1958-03-18 1961-11-28 Nat Pneumatic Co Inc Pneumatic motion-checking device and door operating system including same
US3064303A (en) * 1959-05-18 1962-11-20 Illinois Lock Co Valve for door closer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3036592A1 (de) * 1980-09-27 1982-04-22 Südhydraulik Kork Steinbach GmbH & Co KG, 2400 Lübeck Fluid-betriebener drehkolbenantrieb, insbesondere hydraulischer drehkolben
WO1989008764A1 (en) * 1988-03-11 1989-09-21 Carroll, Noel Actuator for gate
WO1990005230A1 (en) * 1988-11-09 1990-05-17 Noel Carroll Actuator for gate

Also Published As

Publication number Publication date
FR2144770A1 (enExample) 1973-02-16
FR2144770B1 (enExample) 1976-08-06
JPS5644288B1 (enExample) 1981-10-19
US3835501A (en) 1974-09-17
DE2232110A1 (de) 1973-01-18

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years