IT7920733A0 - Dispositivo rivelatore di pressione e di pilotaggio di una valvola disicurezza. - Google Patents

Dispositivo rivelatore di pressione e di pilotaggio di una valvola disicurezza.

Info

Publication number: IT7920733A0
Authority: IT; Italy
Prior art keywords: safety valve; pressure detector; pilot device; pilot; detector
Prior art date: 1978-03-21

Application number

IT7920733A

Other languages

English (en)

Other versions

IT1111801B (it

Original Assignee

Gemignani Francois

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.)

1978-03-21

Filing date

1979-03-05

Publication date

1979-03-05

1979-03-05 Application filed by Gemignani Francois filed Critical Gemignani Francois

1979-03-05 Publication of IT7920733A0 publication Critical patent/IT7920733A0/it

1986-01-13 Application granted granted Critical

1986-01-13 Publication of IT1111801B publication Critical patent/IT1111801B/it

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
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7758—Pilot or servo controlled
- Y10T137/7762—Fluid pressure type
- Y10T137/7769—Single acting fluid servo
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/87169—Supply and exhaust
- Y10T137/87217—Motor
- Y10T137/87225—Fluid motor

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Safety Valves (AREA)
Fluid-Driven Valves (AREA)
Indication Of The Valve Opening Or Closing Status (AREA)
Control Of Fluid Pressure (AREA)

IT20733/79A 1978-03-21 1979-03-05 Dispositivo rivelatore di pressione e di pilotaggio di una valvola di sicurezza IT1111801B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR7808835A FR2420701A2 (fr)	1978-03-21	1978-03-21	Dispositif de detection de pression et de pilotage d'une soupape de surete

Publications (2)

Publication Number	Publication Date
IT7920733A0 true IT7920733A0 (it)	1979-03-05
IT1111801B IT1111801B (it)	1986-01-13

Family

ID=9206309

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT20733/79A IT1111801B (it)	1978-03-21	1979-03-05	Dispositivo rivelatore di pressione e di pilotaggio di una valvola di sicurezza

Country Status (8)

Country	Link
US (1)	US4291721A (it)
JP (1)	JPS626367Y2 (it)
AT (1)	AT395348B (it)
DE (1)	DE7906329U1 (it)
FR (1)	FR2420701A2 (it)
GB (1)	GB2016743B (it)
IN (1)	IN151694B (it)
IT (1)	IT1111801B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2517793A1 (fr) *	1981-12-03	1983-06-10	Electricite De France	Dispositif de protection d'une capacite telle qu'un circuit ou un recipient contenant un fluide sous pression
FR2530779A1 (fr) *	1982-07-22	1984-01-27	Petroles Cie Francaise	Liaison de securite reliant un recipient contenant un gaz sous pression a un systeme d'evacuation
US4881571A (en) *	1983-09-22	1989-11-21	Dresser Industries, Inc.	Modulating pressure operated pilot relief valve
US4615356A (en) *	1983-09-22	1986-10-07	Vapor Corporation	Modulating pressure operated pilot relief valve
DE19532928C2 (de) *	1995-09-06	2001-11-08	Siemens Ag	Sicherheitsventilanordnung zum Einsatz an Druckhaltersystemen von Kraftwerken
RU2272206C2 (ru) *	2002-12-04	2006-03-20	Закрытое акционерное общество "Киевское центральное конструкторское бюро арматуростроения	Импульсно-предохранительное устройство
AT512953B1 (de) *	2012-06-08	2015-05-15	Haas Food Equipment Gmbh	Übergabevorrichtung mit justierbarer Biegelinie des Übergabekörpers
RU2687198C1 (ru) *	2018-08-03	2019-05-07	Федеральное государственное автономное образовательное учреждение высшего образования "Сибирский федеральный университет"	Способ управления клапанами импульсно-предохранительного устройства и устройство для его осуществления
US12534310B2 (en)	2023-06-22	2026-01-27	Halliburton Energy Services, Inc.	Sand management systems and systems and methods to operate a sand management system
CN119712945B (zh) *	2025-02-21	2026-01-27	中百阀门有限公司	一种安全阀及阀门安全预警系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1110320A (en) *	1913-06-23	1914-09-15	Chaplin Fulton Mfg Company	Gas relief-valve.
US2113943A (en) *	1936-02-18	1938-04-12	Ruggles Klingemann Mfg Co	Control system
US2185671A (en) *	1937-04-14	1940-01-02	Ruggles Klingemann Mfg Co	Control apparatus for the regulation of pressure
DE1032050B (de) *	1955-11-07	1958-06-12	Wepuko Werkzeug Pumpen U Kompr	Druckablassventil
US2977110A (en) *	1957-08-22	1961-03-28	Thompson Ramo Wooldridge Inc	Control valve
US3754566A (en) *	1971-04-12	1973-08-28	Brevets Pour L Ind & La Marine	Safety valve
FR2230911B1 (it) *	1973-03-30	1976-04-09	Sebim Expl Brevets Ind Marine

1978
- 1978-03-21 FR FR7808835A patent/FR2420701A2/fr active Granted
1979
- 1979-03-05 IT IT20733/79A patent/IT1111801B/it active
- 1979-03-07 DE DE19797906329U patent/DE7906329U1/de not_active Expired
- 1979-03-09 AT AT0178879A patent/AT395348B/de not_active IP Right Cessation
- 1979-03-20 US US06/022,159 patent/US4291721A/en not_active Expired - Lifetime
- 1979-03-20 JP JP1979035178U patent/JPS626367Y2/ja not_active Expired
- 1979-03-20 GB GB7909652A patent/GB2016743B/en not_active Expired
- 1979-04-23 IN IN256/DEL/79A patent/IN151694B/en unknown

Also Published As

Publication number	Publication date
US4291721A (en)	1981-09-29
IN151694B (it)	1983-07-02
FR2420701A2 (fr)	1979-10-19
FR2420701B2 (it)	1983-05-20
ATA178879A (de)	1992-04-15
DE7906329U1 (de)	1979-06-07
AT395348B (de)	1992-11-25
JPS626367Y2 (it)	1987-02-13
GB2016743A (en)	1979-09-26
GB2016743B (en)	1982-07-14
IT1111801B (it)	1986-01-13
JPS54139319U (it)	1979-09-27

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