CA2013990A1 - Indicateur de position a trois postes pour actionneur de robinet - Google Patents

Indicateur de position a trois postes pour actionneur de robinet

Info

Publication number
CA2013990A1
CA2013990A1 CA2013990A CA2013990A CA2013990A1 CA 2013990 A1 CA2013990 A1 CA 2013990A1 CA 2013990 A CA2013990 A CA 2013990A CA 2013990 A CA2013990 A CA 2013990A CA 2013990 A1 CA2013990 A1 CA 2013990A1
Authority
CA
Canada
Prior art keywords
valve actuator
rotor
position indicator
valve
independ
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.)
Granted
Application number
CA2013990A
Other languages
English (en)
Other versions
CA2013990C (fr
Inventor
Ivan E. Wilkinson
Robert W. Auxier
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.)
Limitorque LLC
Original Assignee
Limitorque LLC
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 Limitorque LLC filed Critical Limitorque LLC
Publication of CA2013990A1 publication Critical patent/CA2013990A1/fr
Application granted granted Critical
Publication of CA2013990C publication Critical patent/CA2013990C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0008—Mechanical means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
  • Multiple-Way Valves (AREA)
CA002013990A 1989-05-19 1990-04-05 Indicateur de position a trois postes pour actionneur de robinet Expired - Fee Related CA2013990C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/354,395 US4940011A (en) 1989-05-19 1989-05-19 Valve actuator two rotor three position indicator
US354,395 1989-05-19

Publications (2)

Publication Number Publication Date
CA2013990A1 true CA2013990A1 (fr) 1990-11-19
CA2013990C CA2013990C (fr) 1994-10-04

Family

ID=23393153

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002013990A Expired - Fee Related CA2013990C (fr) 1989-05-19 1990-04-05 Indicateur de position a trois postes pour actionneur de robinet

Country Status (9)

Country Link
US (1) US4940011A (fr)
JP (1) JPH02309078A (fr)
CN (1) CN1018668B (fr)
AU (1) AU630175B2 (fr)
CA (1) CA2013990C (fr)
DE (1) DE4015525C2 (fr)
GB (1) GB2231663B (fr)
IT (1) IT1241432B (fr)
MX (1) MX164481B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5178187A (en) * 1992-03-20 1993-01-12 Bray International, Inc. Valve position indicating apparatus
US5719559A (en) * 1995-06-23 1998-02-17 Limitorque Corporation System and method for the verification of a digital control system
US5890450A (en) * 1997-07-01 1999-04-06 Fmc Corporation Linear stroke valve position indicator
US6371162B1 (en) 2000-04-20 2002-04-16 Fisher Controls International, Inc. Electric actuator for fluid control valves
NL1034491C2 (nl) * 2007-10-09 2009-04-16 Netherlocks Safety Systems B V Overbrenginrichting voor een handwielbedienbare afsluiter en afsluiterinrichting voorzien van een dergelijke overbrenginrichting.
DE102010006351B4 (de) * 2010-01-30 2016-10-20 Vag-Armaturen Gmbh Stellungsanzeige für ein Drehteil
US9022065B1 (en) 2014-06-30 2015-05-05 California Controlled Atmosphere Pressure event indicator and systems incorporating the same
US20160245438A1 (en) * 2015-02-24 2016-08-25 Unox S.P.A. Device for draining liquids and fats from chambers of cooking ovens, particularly ovens for food use
EP3067602B1 (fr) * 2015-03-11 2019-05-08 Georg Fischer Rohrleitungssysteme AG Entraînement pour conducteur lumineux
US11953117B2 (en) * 2021-01-20 2024-04-09 Saudi Arabian Oil Company Gate valve indicator devices for oil and gas applications

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1778583A (en) * 1929-12-27 1930-10-14 Edmond V Bryant Valve-position indicator
GB429686A (en) * 1933-12-05 1935-06-05 Arthur Lake Jennings Improvements in and relating to valves or cocks
US2582556A (en) * 1945-04-14 1952-01-15 Economy Pumps Inc Electrohydraulic valve operating mechanism
BE755327A (fr) * 1970-02-27 1971-02-01 Pratt Co Henry Indicateur de position de soupape.
US4839475A (en) * 1988-04-29 1989-06-13 Limitorque Corporation Modular switch assembly having wiping contacts

Also Published As

Publication number Publication date
IT9067164A1 (it) 1991-09-09
MX164481B (es) 1992-08-19
JPH02309078A (ja) 1990-12-25
GB9003302D0 (en) 1990-04-11
CN1018668B (zh) 1992-10-14
GB2231663A (en) 1990-11-21
DE4015525A1 (de) 1990-11-22
GB2231663B (en) 1993-06-16
JPH0543915B2 (fr) 1993-07-02
DE4015525C2 (de) 1994-06-30
US4940011A (en) 1990-07-10
IT1241432B (it) 1994-01-17
CA2013990C (fr) 1994-10-04
IT9067164A0 (it) 1990-03-09
AU5226390A (en) 1990-11-22
CN1047375A (zh) 1990-11-28
AU630175B2 (en) 1992-10-22

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed