IT1112200B - A TRANSMISSION GROUP FOR MOTOR AND MANUAL OPERATION - Google Patents

A TRANSMISSION GROUP FOR MOTOR AND MANUAL OPERATION

Info

Publication number
IT1112200B
IT1112200B IT21648/79A IT2164879A IT1112200B IT 1112200 B IT1112200 B IT 1112200B IT 21648/79 A IT21648/79 A IT 21648/79A IT 2164879 A IT2164879 A IT 2164879A IT 1112200 B IT1112200 B IT 1112200B
Authority
IT
Italy
Prior art keywords
motor
manual operation
transmission group
transmission
group
Prior art date
Application number
IT21648/79A
Other languages
Italian (it)
Other versions
IT7921648A0 (en
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 IT7921648A0 publication Critical patent/IT7921648A0/en
Application granted granted Critical
Publication of IT1112200B publication Critical patent/IT1112200B/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
    • F16K31/05—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor specially adapted for operating hand-operated valves or for combined motor and hand operation

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Retarders (AREA)
  • Mechanically-Actuated Valves (AREA)
  • Gear Transmission (AREA)
  • Control Of Velocity Or Acceleration (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Transmission Devices (AREA)
IT21648/79A 1978-04-08 1979-04-06 A TRANSMISSION GROUP FOR MOTOR AND MANUAL OPERATION IT1112200B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1387778 1978-04-08

Publications (2)

Publication Number Publication Date
IT7921648A0 IT7921648A0 (en) 1979-04-06
IT1112200B true IT1112200B (en) 1986-01-13

Family

ID=10031002

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21648/79A IT1112200B (en) 1978-04-08 1979-04-06 A TRANSMISSION GROUP FOR MOTOR AND MANUAL OPERATION

Country Status (7)

Country Link
JP (1) JPS54148961A (en)
BR (1) BR7902151A (en)
CA (1) CA1113280A (en)
DE (1) DE2914364A1 (en)
FR (1) FR2422085A1 (en)
IT (1) IT1112200B (en)
NL (1) NL7902712A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3138004C2 (en) * 1981-09-24 1985-01-31 Elektro-Mechanik Gmbh, 5963 Wenden Actuator with a planetary gear
US4616803A (en) * 1983-08-23 1986-10-14 Keystone International, Inc. Declutchable valve override
DE4344325A1 (en) * 1993-12-23 1995-06-29 Dieter Prof Dr Ing Heuer Planetary gear especially for actuators for mountings
JP2888329B2 (en) * 1995-05-23 1999-05-10 日本サーボ株式会社 Manual operation mechanism
CN1786537B (en) * 2005-12-05 2010-06-16 中西定之 Hand operator for hydraulic driver
DE102007007680B3 (en) * 2007-02-16 2008-06-19 Nurkraft Gmbh Adjusting drive unit for a ball valve comprises a transmission arranged between a hand wheel and a drive motor
CN109681690B (en) * 2018-12-28 2021-02-02 常州市汇丰船舶附件制造有限公司 Speed reducer of intelligent valve actuator
CN112413059B (en) * 2020-12-17 2024-06-07 江苏泰隆减速机股份有限公司 Marine door lowering speed reducer
US12000130B2 (en) 2021-12-18 2024-06-04 B/E Aerospace, Inc. Vacuum toilet override systems and methods
EP4198216A3 (en) * 2021-12-18 2023-09-13 B/E Aerospace, Inc. Vacuum toilet override systems and methods

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD3829A (en) *
AT135267B (en) * 1931-11-26 1933-11-10 Schaeffer & Budenberg Gmbh Motorized drive device for shut-off devices.
US2206597A (en) * 1934-04-07 1940-07-02 American Rolling Mill Co Coating metal articles
DE1129790B (en) * 1959-07-02 1962-05-17 Rotork Engineering Company Ltd Valve drive that can be operated either manually or by an electric motor
DE1231517B (en) * 1964-04-25 1966-12-29 Siebeck Metallwerk G M B H Motorized actuator for valves or the like with worm gear
DE1550502A1 (en) * 1966-04-28 1970-01-08 Siemens Ag Electric actuator
DE1675483B1 (en) * 1968-03-01 1971-04-22 Baelz Gmbh Helmut MANUAL ADJUSTMENT DEVICE FOR MOTOR-DRIVEN VALVES
GB1252564A (en) * 1968-05-31 1971-11-10
JPS5035990B2 (en) * 1971-09-08 1975-11-20

Also Published As

Publication number Publication date
FR2422085B1 (en) 1984-05-25
FR2422085A1 (en) 1979-11-02
JPS54148961A (en) 1979-11-21
DE2914364A1 (en) 1979-10-25
NL7902712A (en) 1979-10-10
BR7902151A (en) 1979-12-04
CA1113280A (en) 1981-12-01
IT7921648A0 (en) 1979-04-06

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19930415