FR2388187A1 - Soupape de securite a ressort de rappel - Google Patents

Soupape de securite a ressort de rappel

Info

Publication number
FR2388187A1
FR2388187A1 FR7812106A FR7812106A FR2388187A1 FR 2388187 A1 FR2388187 A1 FR 2388187A1 FR 7812106 A FR7812106 A FR 7812106A FR 7812106 A FR7812106 A FR 7812106A FR 2388187 A1 FR2388187 A1 FR 2388187A1
Authority
FR
France
Prior art keywords
valve
compressed air
chamber
lacking
return spring
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
FR7812106A
Other languages
English (en)
French (fr)
Other versions
FR2388187B1 (de
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.)
Bopp and Reuther GmbH
Original Assignee
Bopp and Reuther GmbH
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 Bopp and Reuther GmbH filed Critical Bopp and Reuther GmbH
Publication of FR2388187A1 publication Critical patent/FR2388187A1/fr
Application granted granted Critical
Publication of FR2388187B1 publication Critical patent/FR2388187B1/fr
Granted 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
    • 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
    • F16K17/168—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side combined with manually-controlled valves, e.g. a valve combined with a safety valve
    • 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
    • F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
    • F16K31/1221—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston one side of the piston being spring-loaded

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
  • Actuator (AREA)
  • Fluid-Driven Valves (AREA)
FR7812106A 1977-04-22 1978-04-18 Soupape de securite a ressort de rappel Granted FR2388187A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2717860A DE2717860C3 (de) 1977-04-22 1977-04-22 Federbelastetes Sicherheitsventil

Publications (2)

Publication Number Publication Date
FR2388187A1 true FR2388187A1 (fr) 1978-11-17
FR2388187B1 FR2388187B1 (de) 1982-09-17

Family

ID=6006972

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7812106A Granted FR2388187A1 (fr) 1977-04-22 1978-04-18 Soupape de securite a ressort de rappel

Country Status (4)

Country Link
DE (1) DE2717860C3 (de)
FR (1) FR2388187A1 (de)
GB (1) GB1601084A (de)
IT (1) IT1097054B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2118329B (en) * 1982-04-08 1985-12-18 Leonard William Lamburn Improved pneumatically assisted relief or safety valve
DE3518750A1 (de) * 1984-06-12 1985-12-12 Otto Tuchenhagen GmbH & Co KG, 2059 Büchen Federbelastetes sicherheitsventil
US4572237A (en) * 1984-08-10 1986-02-25 Value Oriented Technology Inc. Function assist control for pressure relief valve
DE3926847A1 (de) * 1989-08-15 1991-02-21 Hauhinco Maschf Hydraulisches steuerventil fuer ein lastmedium, insbesondere fuer die wasserhydraulik
EP1108934A1 (de) * 1999-12-16 2001-06-20 Techspace Aero S.A. Antrieb für ein Sicherheitsventil

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2635627A (en) * 1948-06-03 1953-04-21 Standard Oil Dev Co Auxiliary operated pressure relief valve
FR1561787A (de) * 1967-05-10 1969-03-28
DE1650613A1 (de) * 1967-11-04 1972-03-02 Zikesch Gmbh C H Sicherheitsventil

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2635627A (en) * 1948-06-03 1953-04-21 Standard Oil Dev Co Auxiliary operated pressure relief valve
FR1561787A (de) * 1967-05-10 1969-03-28
DE1650613A1 (de) * 1967-11-04 1972-03-02 Zikesch Gmbh C H Sicherheitsventil

Also Published As

Publication number Publication date
DE2717860A1 (de) 1978-10-26
IT7822133A0 (it) 1978-04-10
DE2717860B2 (de) 1979-03-15
FR2388187B1 (de) 1982-09-17
DE2717860C3 (de) 1982-05-19
GB1601084A (en) 1981-10-21
IT1097054B (it) 1985-08-26

Similar Documents

Publication Publication Date Title
FR2388187A1 (fr) Soupape de securite a ressort de rappel
KR880009760A (ko) 형체결 장치
DE69727307D1 (de) Haltevorrichtung einer hydraulischen arbeitszylinderstange
FR2750464A3 (fr) Attache de securite
GB2010439A (en) Preventing Overstressing of Shock Absorber Seals
FR2434967A1 (fr) Ressort pneumatique
GB575415A (en) Improvements in or relating to hydraulic shock absorbers
GB641894A (en) Improvements in or relating to pit-props
BR0006179A (pt) Cilindros hidráulicos mestres para embreagens de veìculo
CA2098529A1 (en) Door Accessory with a Hydraulic Retarding Device
EP0162947A1 (de) Vorrichtung in Form eines Ringes zur Abwehr und/oder Kennzeichnung von Angreifern
GB2004332A (en) Lubricant dispenser
FR2398949A1 (fr) Raccord tournant pour le passage d'huile hydraulique
IT1246601B (it) Meccanismo valvolare di rilascio in un attuatore lineare azionato da fluido per un dispositivo da taglio portabile o simili.
FR2370243A1 (fr) Groupe compresseur refrigerant
FR2449195A1 (fr) Chevalet de soutenement de galeries de mines
KR880002711A (ko) 마스터 실린더용 급속 충전 밸브 기구
FR2410755A1 (fr) Verin hydraulique telescopique
EP0142787A3 (de) Ventil zur Verwendung in hydraulischen Kolben
US2695008A (en) Hydraulic cylinder and expansible piston arrangement
PL77333B1 (de)
JPS57177409A (en) Hydraulic cylinder for cab tilt
FR2445905A1 (fr) Verin pneumatique avec un dispositif d'amortissement
SU138564A1 (ru) Автоматический герметизатор скважин
GB894292A (en) Improvements in or relating to hydraulic props, particularly pit props

Legal Events

Date Code Title Description
ST Notification of lapse