FR2144770B1 - - Google Patents

Info

Publication number
FR2144770B1
FR2144770B1 FR7224200A FR7224200A FR2144770B1 FR 2144770 B1 FR2144770 B1 FR 2144770B1 FR 7224200 A FR7224200 A FR 7224200A FR 7224200 A FR7224200 A FR 7224200A FR 2144770 B1 FR2144770 B1 FR 2144770B1
Authority
FR
France
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
FR7224200A
Other languages
French (fr)
Other versions
FR2144770A1 (enExample
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2144770A1 publication Critical patent/FR2144770A1/fr
Application granted granted Critical
Publication of FR2144770B1 publication Critical patent/FR2144770B1/fr
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)
FR7224200A 1971-07-02 1972-06-29 Expired FR2144770B1 (enExample)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2144770A1 FR2144770A1 (enExample) 1973-02-16
FR2144770B1 true FR2144770B1 (enExample) 1976-08-06

Family

ID=10319307

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7224200A Expired FR2144770B1 (enExample) 1971-07-02 1972-06-29

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)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3036592C2 (de) * 1980-09-27 1984-05-24 Südhydraulik Kork-Steinbach GmbH & Co KG, 2400 Lübeck Fluid-betriebener Drehkolbenantrieb, insbesondere hydraulischer Drehkolben
DE3804081A1 (de) * 1988-02-10 1989-08-24 Knorr Bremse Ag Druckmittelbetaetigter tuerantrieb
KR900700715A (ko) * 1988-03-11 1990-08-16 노엘 캐롤 문 작동기
WO1990005230A1 (en) * 1988-11-09 1990-05-17 Noel Carroll Actuator for gate

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

Also Published As

Publication number Publication date
FR2144770A1 (enExample) 1973-02-16
JPS5644288B1 (enExample) 1981-10-19
US3835501A (en) 1974-09-17
GB1392296A (en) 1975-04-30
DE2232110A1 (de) 1973-01-18

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Legal Events

Date Code Title Description
ST Notification of lapse