IT7926426A0 - Valvola di sicurezza caricata da molla. - Google Patents

Valvola di sicurezza caricata da molla.

Info

Publication number
IT7926426A0
IT7926426A0 IT7926426A IT2642679A IT7926426A0 IT 7926426 A0 IT7926426 A0 IT 7926426A0 IT 7926426 A IT7926426 A IT 7926426A IT 2642679 A IT2642679 A IT 2642679A IT 7926426 A0 IT7926426 A0 IT 7926426A0
Authority
IT
Italy
Prior art keywords
safety valve
spring loaded
loaded safety
spring
valve
Prior art date
Application number
IT7926426A
Other languages
English (en)
Other versions
IT1123817B (it
Inventor
Richter Herbert
Schaaf Karl
Original Assignee
Bopp & 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 & Reuther Gmbh filed Critical Bopp & Reuther Gmbh
Publication of IT7926426A0 publication Critical patent/IT7926426A0/it
Application granted granted Critical
Publication of IT1123817B publication Critical patent/IT1123817B/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
    • 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
    • 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
    • Y10T137/7764—Choked or throttled pressure type
    • 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
    • Y10T137/777—Spring biased

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
IT26426/79A 1979-06-30 1979-10-11 Valvola di sicurezza caricata da molla IT1123817B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2926522A DE2926522C2 (de) 1979-06-30 1979-06-30 Federbelastetes Sicherheitsventil

Publications (2)

Publication Number Publication Date
IT7926426A0 true IT7926426A0 (it) 1979-10-11
IT1123817B IT1123817B (it) 1986-04-30

Family

ID=6074628

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26426/79A IT1123817B (it) 1979-06-30 1979-10-11 Valvola di sicurezza caricata da molla

Country Status (10)

Country Link
US (1) US4362183A (it)
JP (1) JPS5610867A (it)
AT (1) AT382219B (it)
DE (1) DE2926522C2 (it)
ES (1) ES485132A1 (it)
FR (1) FR2460433A1 (it)
GB (1) GB2052802B (it)
IT (1) IT1123817B (it)
NL (1) NL7907152A (it)
SE (1) SE438367B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT405675B (de) * 1996-06-26 1999-10-25 Hygrama Ag Vorrichtung zur begrenzung der vorspannung einer regelfeder
US5890508A (en) * 1996-08-15 1999-04-06 Flow-Safe, Inc. Main relief valve for safety relief system
US5842501A (en) * 1996-08-23 1998-12-01 Flow Safe, Inc. Pilot operated safety relief valve
WO1998008015A1 (en) * 1996-08-23 1998-02-26 Flow Safe, Inc. Pilot operated safety relief valve
CN1098431C (zh) * 1997-10-13 2003-01-08 赵文轩 新型无泄漏安全阀
EP1108934A1 (fr) * 1999-12-16 2001-06-20 Techspace Aero S.A. Actionneur d'une soupape de sécurité
US9708872B2 (en) 2013-06-19 2017-07-18 Wwt North America Holdings, Inc Clean out sub

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3077898A (en) * 1959-01-28 1963-02-19 Racine Hydraulics And Machiner Fluid relief valve
DE1650613B2 (de) * 1967-11-04 1972-09-21 Carl Herbert Zikesch GmbH, 4230 Wesel Sicherheisventil mit zusatzbelastung
DE1675485B1 (de) * 1968-03-02 1970-09-24 Bopp & Reuther Gmbh Sicherheitsventil mit Zusatzbelastung
US3512549A (en) * 1968-10-15 1970-05-19 Charles W Wiegand Pilot operated relief valve
US3865132A (en) * 1973-08-17 1975-02-11 Charles W Wiegand Pilot operated relief valve

Also Published As

Publication number Publication date
GB2052802A (en) 1981-01-28
ES485132A1 (es) 1980-05-16
DE2926522C2 (de) 1983-10-06
AT382219B (de) 1987-01-26
SE438367B (sv) 1985-04-15
SE7908825L (sv) 1980-12-31
US4362183A (en) 1982-12-07
NL7907152A (nl) 1981-01-05
JPS5610867A (en) 1981-02-03
DE2926522A1 (de) 1981-01-08
FR2460433B1 (it) 1985-02-08
GB2052802B (en) 1983-01-06
ATA622079A (de) 1986-06-15
IT1123817B (it) 1986-04-30
FR2460433A1 (fr) 1981-01-23

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