DE29716199U1 - Hydraulically or pneumatically driven rotary drive with a hydraulically preloaded spring return device - Google Patents

Hydraulically or pneumatically driven rotary drive with a hydraulically preloaded spring return device

Info

Publication number
DE29716199U1
DE29716199U1 DE29716199U DE29716199U DE29716199U1 DE 29716199 U1 DE29716199 U1 DE 29716199U1 DE 29716199 U DE29716199 U DE 29716199U DE 29716199 U DE29716199 U DE 29716199U DE 29716199 U1 DE29716199 U1 DE 29716199U1
Authority
DE
Germany
Prior art keywords
hydraulically
rotary drive
return device
driven rotary
spring return
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 - Lifetime
Application number
DE29716199U
Other languages
German (de)
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
Priority to DE29716199U priority Critical patent/DE29716199U1/en
Publication of DE29716199U1 publication Critical patent/DE29716199U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F15B15/02—Mechanical layout characterised by the means for converting the movement of the fluid-actuated element into movement of the finally-operated member
    • F15B15/06—Mechanical layout characterised by the means for converting the movement of the fluid-actuated element into movement of the finally-operated member for mechanically converting rectilinear movement into non- rectilinear movement
    • F15B15/068—Mechanical layout characterised by the means for converting the movement of the fluid-actuated element into movement of the finally-operated member for mechanically converting rectilinear movement into non- rectilinear movement the motor being of the helical type
    • 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
    • F15B15/1476—Special return means

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
DE29716199U 1997-09-09 1997-09-09 Hydraulically or pneumatically driven rotary drive with a hydraulically preloaded spring return device Expired - Lifetime DE29716199U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29716199U DE29716199U1 (en) 1997-09-09 1997-09-09 Hydraulically or pneumatically driven rotary drive with a hydraulically preloaded spring return device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29716199U DE29716199U1 (en) 1997-09-09 1997-09-09 Hydraulically or pneumatically driven rotary drive with a hydraulically preloaded spring return device

Publications (1)

Publication Number Publication Date
DE29716199U1 true DE29716199U1 (en) 1997-11-13

Family

ID=8045766

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29716199U Expired - Lifetime DE29716199U1 (en) 1997-09-09 1997-09-09 Hydraulically or pneumatically driven rotary drive with a hydraulically preloaded spring return device

Country Status (1)

Country Link
DE (1) DE29716199U1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19842271C1 (en) * 1998-09-16 1999-11-18 Manfred Koppers Hydraulic rotary drive for valve
WO2000019110A1 (en) * 1998-10-01 2000-04-06 Alliedsignal Inc. Direct acting rotary actuator for a turbocharger variable nozzle turbine
WO2008144420A2 (en) * 2007-05-18 2008-11-27 Petrolvalves, Llc Helical spline actuators
CN110388353A (en) * 2019-08-22 2019-10-29 三一重机有限公司 A kind of hydraulic cylinder and steam turbine

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19842271C1 (en) * 1998-09-16 1999-11-18 Manfred Koppers Hydraulic rotary drive for valve
WO2000019110A1 (en) * 1998-10-01 2000-04-06 Alliedsignal Inc. Direct acting rotary actuator for a turbocharger variable nozzle turbine
US6212889B1 (en) 1998-10-01 2001-04-10 Alliedsignal Inc. Direct acting rotary actuator for a turbocharger variable nozzle turbine
WO2008144420A2 (en) * 2007-05-18 2008-11-27 Petrolvalves, Llc Helical spline actuators
WO2008144420A3 (en) * 2007-05-18 2009-02-19 Petrolvalves Llc Helical spline actuators
US7584692B2 (en) 2007-05-18 2009-09-08 Petrolvalves, Llc Helical spline actuators
US8413573B2 (en) 2007-05-18 2013-04-09 Petrolvalves Llc Helical spline actuators
CN110388353A (en) * 2019-08-22 2019-10-29 三一重机有限公司 A kind of hydraulic cylinder and steam turbine
CN110388353B (en) * 2019-08-22 2024-04-30 三一重机有限公司 Hydraulic cylinder and steam turbine

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Legal Events

Date Code Title Description
R086 Non-binding declaration of licensing interest
R207 Utility model specification

Effective date: 19980102

R156 Lapse of ip right after 3 years

Effective date: 20010601