GB8506980D0 - Fail safe gate valves - Google Patents

Fail safe gate valves

Info

Publication number
GB8506980D0
GB8506980D0 GB858506980A GB8506980A GB8506980D0 GB 8506980 D0 GB8506980 D0 GB 8506980D0 GB 858506980 A GB858506980 A GB 858506980A GB 8506980 A GB8506980 A GB 8506980A GB 8506980 D0 GB8506980 D0 GB 8506980D0
Authority
GB
United Kingdom
Prior art keywords
fail safe
gate valves
safe gate
valves
fail
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
GB858506980A
Other versions
GB2155595A (en
GB2155595B (en
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.)
AVA International Corp
Original Assignee
AVA International Corp
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 AVA International Corp filed Critical AVA International Corp
Publication of GB8506980D0 publication Critical patent/GB8506980D0/en
Publication of GB2155595A publication Critical patent/GB2155595A/en
Application granted granted Critical
Publication of GB2155595B publication Critical patent/GB2155595B/en
Expired 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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/14—Actuating devices; Operating means; Releasing devices actuated by fluid for mounting on, or in combination with, hand-actuated valves
    • F16K31/143—Actuating devices; Operating means; Releasing devices actuated by fluid for mounting on, or in combination with, hand-actuated valves the fluid acting on a piston
    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/36—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position
    • 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
GB08506980A 1982-01-25 1985-03-18 Fail safe gate valves and actuators therefor Expired GB2155595B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US34258582A 1982-01-25 1982-01-25

Publications (3)

Publication Number Publication Date
GB8506980D0 true GB8506980D0 (en) 1985-04-24
GB2155595A GB2155595A (en) 1985-09-25
GB2155595B GB2155595B (en) 1987-01-14

Family

ID=23342450

Family Applications (3)

Application Number Title Priority Date Filing Date
GB08301744A Expired GB2115111B (en) 1982-01-25 1983-01-21 Fail safe gate valves and actuators therefor
GB08506980A Expired GB2155595B (en) 1982-01-25 1985-03-18 Fail safe gate valves and actuators therefor
GB08602590A Expired GB2169063B (en) 1982-01-25 1986-02-03 Fail safe gate valves and actuators therefor

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB08301744A Expired GB2115111B (en) 1982-01-25 1983-01-21 Fail safe gate valves and actuators therefor

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB08602590A Expired GB2169063B (en) 1982-01-25 1986-02-03 Fail safe gate valves and actuators therefor

Country Status (3)

Country Link
FR (1) FR2520473B1 (en)
GB (3) GB2115111B (en)
MX (1) MX158369A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4643390A (en) * 1985-02-26 1987-02-17 Gray Tool Company Fail-safe valve actuator
US4569503A (en) * 1985-02-26 1986-02-11 Gray Tool Company Valve with remote and manual actuation means
HU207308B (en) * 1990-11-09 1993-03-29 Richter Gedeon Vegyeszet Process for producing 1- /2-/5-/dimethyl-amino-methyl/-2-/furyl-methyl-thio/-ethyl//- -amino-1-/methyl-amino-2-nitro-ethylene
FR2712658B1 (en) * 1993-11-19 1995-12-22 Pyromeca Device for operating a valve controlled by a rotary motor shaft.
FR2712955B1 (en) * 1993-11-25 1995-12-22 Pyromeca Device for operating a shutter valve moving in translation.
FR2795480B1 (en) * 1999-06-28 2001-07-27 Pyroalliance BACKUP ACTUATOR FOR LARGE DIAMETER TAPS AND VALVES HAVING A TRANSLATION SHUTTER
CN111963734B (en) * 2020-08-26 2023-03-24 宁波杰克龙精工有限公司 Automatic overtemperature and overcurrent cut-off valve
CN112212021A (en) * 2020-10-14 2021-01-12 任林赟 Gate valve

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2008961A (en) * 1932-10-29 1935-07-23 Harry A Badorf Heat actuated and manually operated valve
US2630829A (en) * 1947-07-30 1953-03-10 Shafer Valve Co Valve operating mechanism
US2885172A (en) * 1956-07-17 1959-05-05 Pan American Petroleum Corp Safety valve with mechanical and hydraulic operator
US3842854A (en) * 1973-04-16 1974-10-22 Acf Ind Inc Heat responsive safety device for manual gate valve operators
US4240455A (en) * 1978-10-27 1980-12-23 Combustion Engineering, Inc. Heat responsive back seat arrangement for valve operator with manual override

Also Published As

Publication number Publication date
GB8602590D0 (en) 1986-03-12
GB2155595A (en) 1985-09-25
GB2115111B (en) 1987-01-14
GB2169063A (en) 1986-07-02
MX158369A (en) 1989-01-27
GB2169063B (en) 1987-01-14
FR2520473B1 (en) 1988-10-14
GB2155595B (en) 1987-01-14
FR2520473A1 (en) 1983-07-29
GB2115111A (en) 1983-09-01
GB8301744D0 (en) 1983-02-23

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20030120