IT979825B - Perfezionamento nelle valvole di arresto di sicurezza per sistemi di alimentazione e gas - Google Patents

Perfezionamento nelle valvole di arresto di sicurezza per sistemi di alimentazione e gas

Info

Publication number
IT979825B
IT979825B IT4877//73A IT487773A IT979825B IT 979825 B IT979825 B IT 979825B IT 487773 A IT487773 A IT 487773A IT 979825 B IT979825 B IT 979825B
Authority
IT
Italy
Prior art keywords
valves
fuel
improvement
safety shut
gas systems
Prior art date
Application number
IT4877//73A
Other languages
English (en)
Italian (it)
Original Assignee
Bryan Donkin Co Ltd
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 Bryan Donkin Co Ltd filed Critical Bryan Donkin Co Ltd
Application granted granted Critical
Publication of IT979825B publication Critical patent/IT979825B/it

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C4/00—Flame traps allowing passage of gas but not of flame or explosion wave
    • A62C4/02—Flame traps allowing passage of gas but not of flame or explosion wave in gas-pipes
    • 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
    • F16K17/20—Excess-flow valves
    • F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
    • F16K17/32—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting on a servo-mechanism or on a catch-releasing mechanism
    • 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
    • Y10T137/7723—Safety cut-off requiring reset
    • Y10T137/7725—Responsive to both high and low pressure or velocity
    • 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
    • Y10T137/7723—Safety cut-off requiring reset
    • Y10T137/773—Fluid released trip
    • 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
    • Y10T137/7781—With separate connected fluid reactor surface

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
IT4877//73A 1972-03-13 1973-03-13 Perfezionamento nelle valvole di arresto di sicurezza per sistemi di alimentazione e gas IT979825B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1163672A GB1417556A (en) 1972-03-13 1972-03-13 Safety cut-off valves for gas supply systems

Publications (1)

Publication Number Publication Date
IT979825B true IT979825B (it) 1974-09-30

Family

ID=9989927

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4877//73A IT979825B (it) 1972-03-13 1973-03-13 Perfezionamento nelle valvole di arresto di sicurezza per sistemi di alimentazione e gas

Country Status (6)

Country Link
US (1) US3818932A (show.php)
DE (1) DE2312103A1 (show.php)
FR (1) FR2175926A1 (show.php)
GB (1) GB1417556A (show.php)
IT (1) IT979825B (show.php)
NL (1) NL7303515A (show.php)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4067359A (en) * 1976-06-02 1978-01-10 The Singer Company Reset assembly for slam-shut valves
JPS57144361A (en) * 1981-02-27 1982-09-06 Toshiba Corp Valve mechanism for low temperature
US5048791A (en) * 1990-11-29 1991-09-17 Parker Hannifin Corporation Shut off valve
US7353834B2 (en) * 2005-08-25 2008-04-08 Dresser, Inc. Variable rate pressure regulator
CN102661415A (zh) * 2012-05-05 2012-09-12 朱志强 一种流程防控装置
CA2885615C (en) * 2012-09-27 2021-05-11 Emerson Process Management Regulator Technologies, Inc. Slam shut safety device having disc arrestor assembly
US9353877B2 (en) * 2014-10-01 2016-05-31 Emerson Process Management Regulator Technologies, Inc. Slam shut safety device
DE102021124568A1 (de) * 2021-09-22 2023-03-23 Ebm-Papst Landshut Gmbh Antrieb

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2327055A (en) * 1941-10-31 1943-08-17 Fred W Mcrae Automatic shutoff valve
US2426364A (en) * 1945-08-14 1947-08-26 Ester Muriel Massecar Automatic shutoff valve
US2701580A (en) * 1953-09-21 1955-02-08 Sullivan Valve & Engineering Co High and low pressure safety cutoff valve
US2881787A (en) * 1956-07-13 1959-04-14 Sullivan Valve & Engineering Co Safety control valve
US3021866A (en) * 1958-07-28 1962-02-20 Economy Governor Company Safety control system for fluid distribution and apparatus
US3306317A (en) * 1962-10-29 1967-02-28 Otis Eng Co High and low pressure-responsive actuating mechanism for plugtype valves
GB1147234A (en) * 1966-07-19 1969-04-02 Bryan Donkin Co Ltd An improvement in or relating to satfety cut-off valves for gas supply systems
GB1244805A (en) * 1969-03-19 1971-09-02 Bryan Donkin Co Ltd An improvement in or relating to gas supply shut-off valves

Also Published As

Publication number Publication date
GB1417556A (en) 1975-12-10
FR2175926A1 (show.php) 1973-10-26
US3818932A (en) 1974-06-25
NL7303515A (show.php) 1973-09-17
DE2312103A1 (de) 1973-09-27

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