SE8003678L - Pilotpaverkad sekerhetsventil - Google Patents

Pilotpaverkad sekerhetsventil

Info

Publication number: SE8003678L
Authority: SE; Sweden
Prior art keywords: pilot; valve; main; main valve; safety valve
Prior art date: 1978-09-18

Application number

SE8003678A

Other languages

Unknown language ( )

English (en)

Other versions

SE434298B (sv

Inventor

R G Reip

Original Assignee

Vapor 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.)

1978-09-18

Filing date

1980-05-16

Publication date

1980-05-16

1980-05-16 Application filed by Vapor Corp filed Critical Vapor Corp

1980-05-16 Publication of SE8003678L publication Critical patent/SE8003678L/sv

1984-07-16 Publication of SE434298B publication Critical patent/SE434298B/sv

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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/10—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main valve
- F16K17/105—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main valve using choking or throttling means to control the fluid operation of the main valve

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Safety Valves (AREA)
Fluid-Driven Valves (AREA)
Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)

SE8003678A 1978-09-18 1980-05-16 Tvastegs pilotventil SE434298B (sv)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US94337778A	1978-09-18	1978-09-18

Publications (2)

Publication Number	Publication Date
SE8003678L true SE8003678L (sv)	1980-05-16
SE434298B SE434298B (sv)	1984-07-16

Family

ID=25479545

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE8003678A SE434298B (sv)	1978-09-18	1980-05-16	Tvastegs pilotventil

Country Status (10)

Country	Link
EP (1)	EP0020352B1 (sv)
JP (1)	JPS55500693A (sv)
AU (1)	AU531521B2 (sv)
BR (1)	BR7904836A (sv)
GB (1)	GB2043304B (sv)
IN (1)	IN153178B (sv)
IT (1)	IT1123202B (sv)
MX (1)	MX153553A (sv)
SE (1)	SE434298B (sv)
WO (1)	WO1980000625A1 (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4355657A (en) *	1978-09-18	1982-10-26	Vapor Corporation	Pilot operated relief valve
US4402341A (en) *	1981-02-13	1983-09-06	Vapor Corporation	Pilot operated relief valve
FR2509833A1 (fr) *	1981-07-17	1983-01-21	Abd Sarl	Dispositif de pilotage de soupape de surete
US6705058B1 (en)	1999-02-12	2004-03-16	Newmark International Inc.	Multiple-part pole

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2998020A (en) *	1956-10-18	1961-08-29	Charasse Auguste Francois	Safety-valve, with a locking jack, operated by a detecting checking device
US3211174A (en) *	1963-04-17	1965-10-12	Anderson Greenwood & Co	Pressure relief or blowdown valve
US3294111A (en) *	1965-06-01	1966-12-27	Us Industries Inc	Relief valve
US3414008A (en) *	1966-09-15	1968-12-03	Anderson Greenwood & Co	Pressure operated valve
US3595263A (en) *	1968-12-26	1971-07-27	Crosby Valve & Gage	Pilot actuated unbalanced piston relief valve
US3664362A (en) *	1969-02-06	1972-05-23	Anderson Greenwood & Co	Pilot valve
US3726301A (en) *	1970-12-21	1973-04-10	Lonergan J Co	Pilot valve
US3754566A (en) *	1971-04-12	1973-08-28	Brevets Pour L Ind & La Marine	Safety valve
US4114637A (en) *	1976-12-20	1978-09-19	Double A Products Company	Variable differential pressure unloading valve apparatus

1979
- 1979-04-18 JP JP50119179A patent/JPS55500693A/ja active Pending
- 1979-04-18 GB GB8015330A patent/GB2043304B/en not_active Expired
- 1979-04-18 WO PCT/US1979/000250 patent/WO1980000625A1/en not_active Ceased
- 1979-07-27 BR BR7904836A patent/BR7904836A/pt not_active IP Right Cessation
- 1979-07-31 MX MX178720A patent/MX153553A/es unknown
- 1979-09-10 IN IN633/DEL/79A patent/IN153178B/en unknown
- 1979-09-18 AU AU50919/79A patent/AU531521B2/en not_active Ceased
- 1979-09-18 IT IT25780/79A patent/IT1123202B/it active
1980
- 1980-04-08 EP EP79900860A patent/EP0020352B1/en not_active Expired
- 1980-05-16 SE SE8003678A patent/SE434298B/sv not_active IP Right Cessation

Also Published As

Publication number	Publication date
EP0020352A1 (en)	1981-01-07
AU5091979A (en)	1980-03-27
IT1123202B (it)	1986-04-30
IN153178B (sv)	1984-06-09
IT7925780A0 (it)	1979-09-18
SE434298B (sv)	1984-07-16
GB2043304B (en)	1983-01-12
EP0020352B1 (en)	1986-03-19
MX153553A (es)	1986-11-14
EP0020352A4 (en)	1981-01-28
GB2043304A (en)	1980-10-01
JPS55500693A (sv)	1980-09-25
WO1980000625A1 (en)	1980-04-03
AU531521B2 (en)	1983-08-25
BR7904836A (pt)	1980-05-20

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Legal Events

Date

Code

Title

Description

1995-01-31

NUG

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