ZA909255B - Rotary actuator and seal assembly for use therein - Google Patents

Rotary actuator and seal assembly for use therein

Info

Publication number
ZA909255B
ZA909255B ZA909255A ZA909255A ZA909255B ZA 909255 B ZA909255 B ZA 909255B ZA 909255 A ZA909255 A ZA 909255A ZA 909255 A ZA909255 A ZA 909255A ZA 909255 B ZA909255 B ZA 909255B
Authority
ZA
South Africa
Prior art keywords
seal assembly
rotary actuator
actuator
rotary
seal
Prior art date
Application number
ZA909255A
Other languages
English (en)
Inventor
William B Scobie
B Scobie William
Robert Anthony Frenzel
Anthony Frenzel Robert
Original Assignee
Keystone Int
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 Keystone Int filed Critical Keystone Int
Publication of ZA909255B publication Critical patent/ZA909255B/xx

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
    • F15B15/12—Characterised by the construction of the motor unit of the oscillating-vane or curved-cylinder type
    • F15B15/125—Characterised by the construction of the motor unit of the oscillating-vane or curved-cylinder type of the curved-cylinder type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/91—O-ring seal

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
ZA909255A 1989-12-18 1990-11-19 Rotary actuator and seal assembly for use therein ZA909255B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/452,207 US5007330A (en) 1989-12-18 1989-12-18 Rotary actuator and seal assembly for use therein

Publications (1)

Publication Number Publication Date
ZA909255B true ZA909255B (en) 1991-09-25

Family

ID=23795526

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA909255A ZA909255B (en) 1989-12-18 1990-11-19 Rotary actuator and seal assembly for use therein

Country Status (5)

Country Link
US (1) US5007330A (xx)
EP (1) EP0505503A4 (xx)
AU (1) AU7212491A (xx)
WO (1) WO1991009208A1 (xx)
ZA (1) ZA909255B (xx)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5386761A (en) * 1992-07-20 1995-02-07 Savings By Design, Inc. Rotary valve actuator
US5853022A (en) * 1996-04-10 1998-12-29 Fisher Controls International, Inc. Valve actuator with instrument mounting manifold
US5762315A (en) * 1996-04-10 1998-06-09 Fisher Controls International, Inc. Valve actuator with pliable pressure conversion device
US5975487A (en) * 1997-04-25 1999-11-02 Fisher Controls International, Inc. Rotary valve actuator with high-low-high torque linkage
US6062534A (en) * 1997-04-25 2000-05-16 Fisher Controls International Double acting rotary valve actuator
US5988205A (en) * 1997-04-25 1999-11-23 Fisher Controls International, Inc. Rotary valve actuator with zero lost motion universal connection
US6000675A (en) * 1997-04-25 1999-12-14 Fisher Controls International, Inc. Tension-spring return rotary valve actuator
US5979864A (en) * 1997-04-25 1999-11-09 Fisher Controls International, Inc. Double convoluted pliable pressure conversion unit
AU4448997A (en) * 1997-10-07 1999-04-27 Murray Joseph Gardner Pneumatic valve actuator
US6511040B2 (en) * 1997-10-07 2003-01-28 Murray J. Gardner Pneumatic actuator
AU2825799A (en) * 1998-03-11 1999-09-27 Eugen Rost Drive arrangement actuated by a medium under pressure
GB0020692D0 (en) * 2000-08-22 2000-10-11 Kinetrol Ltd Positioning rotary actuators
US6776082B1 (en) 2000-10-31 2004-08-17 Genesis Systems Group Fluid powered rotary indexer
BE1013940A5 (nl) * 2001-02-01 2002-12-03 Stuvex Internat N V Inrichting voor het snel sluiten van een doortocht.
RU2187655C1 (ru) * 2001-06-08 2002-08-20 Левон Мурадович Мурадян Поршневая машина
GB2386159A (en) * 2002-01-18 2003-09-10 Forac Ltd Actuator with curved axis
NZ564931A (en) * 2005-06-30 2011-01-28 James Antony Kells A toroidal actuator where the axis of rotation of the ram and cylinder is co-linear with the axis of rotation of the toroid
US7419134B2 (en) * 2005-07-28 2008-09-02 Caterpillar Inc. Valve actuation assembly
US7334773B2 (en) 2005-08-16 2008-02-26 Honeywell International, Inc. Outflow valve having a cable operated closure mechanism
US20070215833A1 (en) * 2006-03-17 2007-09-20 Circor International, Inc. Strap actuated flapper valve
US7708254B2 (en) 2007-08-07 2010-05-04 Warren Controls, Inc. Actuator apparatus for operating and locking a control valve and a method for its use
US20130042751A1 (en) * 2009-04-16 2013-02-21 Carl Romack Fluid-Actuated Controller Capable of Feedback Regulation
US20120156081A1 (en) * 2010-12-17 2012-06-21 James Wang Shaft Structure in a Pneumatic Actuator
US9897114B2 (en) 2013-08-29 2018-02-20 Aventics Corporation Electro-hydraulic actuator
US10072773B2 (en) 2013-08-29 2018-09-11 Aventics Corporation Valve assembly and method of cooling
US11047506B2 (en) 2013-08-29 2021-06-29 Aventics Corporation Valve assembly and method of cooling
US9982786B2 (en) * 2014-05-30 2018-05-29 Applied Materials, Inc. Valve with adjustable hard stop
WO2016083943A1 (en) * 2014-11-26 2016-06-02 Velan Abv S.R.L. An actuating system for a quarter-turn rotary valve
EP3265665B1 (en) 2015-03-02 2020-10-21 Aventics Corporation Valve assembly
US9702442B2 (en) * 2015-11-03 2017-07-11 Emerson Process Management, Valve Automation, Inc. Rotary actuators with chain operated cams
US10837470B2 (en) * 2016-03-30 2020-11-17 TR Technologies Limited Fluid powered rotary actuator and an improved sealing system
US10119559B1 (en) 2017-03-09 2018-11-06 Lockheed Martin Corporation Fail-safe hydraulic actuator with constant force retraction springs
CN111094764B (zh) * 2017-07-14 2022-06-24 伍德沃德有限公司 具有移动密封件承载件的无支承活塞
US10704572B2 (en) 2018-02-15 2020-07-07 William O'Hara Hydraulic rotary actuator

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA503122A (en) * 1954-05-25 Schnyder Othmar Expansible-chamber type motor with oscillating piston
CH245146A (de) * 1943-09-03 1946-10-31 Haeberli Hans Vorrichtung zur mechanischen Bearbeitung von verlegten und schadhaft gewordenen Holz-, vornehmlich Parkettböden, Täferwänden und Holzdecken.
FR967717A (fr) * 1948-06-14 1950-11-10 Usines De Louis De Roll S A So Perfectionnements aux servomoteurs hydrauliques
US2649077A (en) * 1951-07-30 1953-08-18 North American Aviation Inc Piston assembly for oscillatory hydraulic actuators
CH327065A (de) * 1954-09-27 1958-01-15 Burckhardt Ag Maschf Packung zum Abdichten von Wellen und Kolbenstangen
US3051143A (en) * 1961-04-19 1962-08-28 Michael J Nee Actuator
US3394941A (en) * 1965-10-21 1968-07-30 Shamban & Co W S Sealing ring assembly
US3446120A (en) * 1965-12-13 1969-05-27 Franz Sneen Oscillating fluid-driven actuator
GB1122723A (en) * 1965-12-13 1968-08-07 Sneen Franz Improvements in and relating to oscillatory piston fluid-driven motors
ES353491A1 (es) * 1968-05-03 1969-10-01 Asenjo Ajamil Un aparato servomotor electrohidraulico para gobierno de timon.
DE1750601A1 (de) * 1968-05-17 1970-08-13 Neue Argus Gmbh Drehantrieb
GB1363609A (en) * 1971-10-01 1974-08-14 Nelimarkka Juha Antti Elia Hydraulic or pneumatic torque motor
DE2553433A1 (de) * 1975-11-28 1977-06-08 Tkv Transportanlagen Foerderanlage fuer feste materialien
JPS5941316Y2 (ja) * 1978-06-26 1984-11-28 本田技研工業株式会社 内燃エンジンのピストンリング
US4379543A (en) * 1980-08-05 1983-04-12 Valinco, Inc. Vane type valve actuator
US4480811A (en) * 1981-07-07 1984-11-06 Vsi Corporation Fail-safe actuator device
JPS58163805A (ja) * 1982-03-24 1983-09-28 Toshio Kaneda 円型シリンダ−を用いた把持装置
EP0098614A3 (en) * 1982-07-08 1984-12-05 Fmc Corporation Rotary assembly and floating seal therefor
US4628797A (en) * 1983-07-07 1986-12-16 Menasco Inc Rotary actuator
US4917390A (en) * 1988-11-25 1990-04-17 Tetrafluor, Inc. Hydraulic seal assembly
US4930791A (en) * 1989-04-10 1990-06-05 Fmc Corporation Plastic bore seal

Also Published As

Publication number Publication date
EP0505503A4 (en) 1993-09-15
AU7212491A (en) 1991-07-18
US5007330A (en) 1991-04-16
WO1991009208A1 (en) 1991-06-27
EP0505503A1 (en) 1992-09-30

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