SE7700415L - Flodeskennande ventil for skydd av ledningssystem mot oavsiktliga trycksenkningar - Google Patents

Flodeskennande ventil for skydd av ledningssystem mot oavsiktliga trycksenkningar

Info

Publication number
SE7700415L
SE7700415L SE7700415A SE7700415A SE7700415L SE 7700415 L SE7700415 L SE 7700415L SE 7700415 A SE7700415 A SE 7700415A SE 7700415 A SE7700415 A SE 7700415A SE 7700415 L SE7700415 L SE 7700415L
Authority
SE
Sweden
Prior art keywords
pressure drop
valve
flow
closure device
closed position
Prior art date
Application number
SE7700415A
Other languages
Unknown language ( )
English (en)
Other versions
SE411383B (sv
Original Assignee
Freese Lennart W
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 Freese Lennart W filed Critical Freese Lennart W
Priority to SE7700415A priority Critical patent/SE411383B/sv
Priority to GB1300/78A priority patent/GB1549973A/en
Priority to DE19782801627 priority patent/DE2801627A1/de
Priority to US05/870,007 priority patent/US4174732A/en
Publication of SE7700415L publication Critical patent/SE7700415L/sv
Publication of SE411383B publication Critical patent/SE411383B/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
    • F16K17/20—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
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7784—Responsive to change in rate of fluid flow
    • Y10T137/7785—Valve closes in response to excessive flow

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Driven Valves (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
  • Safety Valves (AREA)
SE7700415A 1977-01-17 1977-01-17 Ventilanordning for automatisk avstengning av flodet genom ett ledningsavsnitt vid i detta upptredande brott eller leckage SE411383B (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE7700415A SE411383B (sv) 1977-01-17 1977-01-17 Ventilanordning for automatisk avstengning av flodet genom ett ledningsavsnitt vid i detta upptredande brott eller leckage
GB1300/78A GB1549973A (en) 1977-01-17 1978-01-12 Valve arrangement for protecting fluid conduits
DE19782801627 DE2801627A1 (de) 1977-01-17 1978-01-14 Ventil zum schutz von unbeabsichtigten druckaenderungen in rohrleitungssystemen
US05/870,007 US4174732A (en) 1977-01-17 1978-01-16 Flow sensing valve for protecting conduit systems against unintentional pressure changes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7700415A SE411383B (sv) 1977-01-17 1977-01-17 Ventilanordning for automatisk avstengning av flodet genom ett ledningsavsnitt vid i detta upptredande brott eller leckage

Publications (2)

Publication Number Publication Date
SE7700415L true SE7700415L (sv) 1978-07-18
SE411383B SE411383B (sv) 1979-12-17

Family

ID=20330182

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7700415A SE411383B (sv) 1977-01-17 1977-01-17 Ventilanordning for automatisk avstengning av flodet genom ett ledningsavsnitt vid i detta upptredande brott eller leckage

Country Status (4)

Country Link
US (1) US4174732A (sv)
DE (1) DE2801627A1 (sv)
GB (1) GB1549973A (sv)
SE (1) SE411383B (sv)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE431786B (sv) * 1979-10-31 1984-02-27 Torbjorn Nord Anordning for anslutning av en tryckfluidkella till en forbrukare
WO1982001042A1 (en) * 1980-09-15 1982-04-01 D Bianchetta Vent valve for cylinder mounted check valve
WO1982001749A1 (en) * 1980-11-17 1982-05-27 Shore Daniel B Load supporting hydraulic circuit with emergency automatic load restraint
US4359931A (en) * 1981-01-19 1982-11-23 The Warner & Swasey Company Regenerative and anticavitation hydraulic system for an excavator
US5932172A (en) * 1989-06-27 1999-08-03 Commonwealth Scientific And Industrial Organisation Fumigation of multiple grain storages from a single source of fumigant
US5979493A (en) * 1996-08-02 1999-11-09 Gary A. Isaacson, Jr. Flood control device
US7012392B2 (en) * 2004-02-06 2006-03-14 Honeywell International Inc. Multi-stage dynamic braking resistor network
CA3078314C (en) * 2016-10-24 2022-09-20 Lorax Systems Inc. Fluid delivery line assembly with shut-off valve assembly

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR570621A (fr) * 1923-09-06 1924-05-05 Vanne hydraulique à fermeture automatique fonctionnant dès que la vitesse de l'eau dépasse un maximum déterminé

Also Published As

Publication number Publication date
DE2801627A1 (de) 1978-07-20
SE411383B (sv) 1979-12-17
US4174732A (en) 1979-11-20
GB1549973A (en) 1979-08-08

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