FI752993A - - Google Patents

Info

Publication number
FI752993A
FI752993A FI752993A FI752993A FI752993A FI 752993 A FI752993 A FI 752993A FI 752993 A FI752993 A FI 752993A FI 752993 A FI752993 A FI 752993A FI 752993 A FI752993 A FI 752993A
Authority
FI
Finland
Application number
FI752993A
Other languages
Finnish (fi)
Other versions
FI59464B (fi
FI59464C (fi
Inventor
Lennart Werner Freese
Original Assignee
Samefa Ab
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
Priority claimed from SE7413556A external-priority patent/SE394317B/xx
Priority claimed from SE7509247A external-priority patent/SE400620B/xx
Application filed by Samefa Ab filed Critical Samefa Ab
Publication of FI752993A publication Critical patent/FI752993A/fi
Publication of FI59464B publication Critical patent/FI59464B/fi
Application granted granted Critical
Publication of FI59464C publication Critical patent/FI59464C/fi

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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/04—Devices damping pulsations or vibrations in fluids
    • F16L55/045—Devices damping pulsations or vibrations in fluids specially adapted to prevent or minimise the effects of water hammer
    • F16L55/055—Valves therefor
    • 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
    • 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
    • Y10T137/7726—Responsive to change in rate of flow
    • Y10T137/7727—Excessive flow cut-off
    • 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
    • Y10T137/7759—Responsive to change in rate of fluid flow
    • 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
    • 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
    • Y10T137/7787—Expansible chamber subject to differential pressures
    • Y10T137/7789—With Venturi tube having a connection to throat

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Multiple-Way Valves (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
  • Control Of Fluid Pressure (AREA)
  • Pipeline Systems (AREA)
FI752993A 1974-10-28 1975-10-27 Ventilanordning foer skydd av ledningssystem mot oavsiktliga trycksaenkningar FI59464C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE7413556 1974-10-28
SE7413556A SE394317B (sv) 1974-10-28 1974-10-28 Ventilanordning for skydd av ledningssystem mot oavsiktliga trycksenkningar
SE7509247 1975-08-19
SE7509247A SE400620B (sv) 1975-08-19 1975-08-19 Ventilanordning for automatisk avstengning av flodet genom ett ledningsavsnitt vid i detta upptredande brott eller leckor

Publications (3)

Publication Number Publication Date
FI752993A true FI752993A (ru) 1976-04-29
FI59464B FI59464B (fi) 1981-04-30
FI59464C FI59464C (fi) 1981-08-10

Family

ID=26656536

Family Applications (1)

Application Number Title Priority Date Filing Date
FI752993A FI59464C (fi) 1974-10-28 1975-10-27 Ventilanordning foer skydd av ledningssystem mot oavsiktliga trycksaenkningar

Country Status (8)

Country Link
US (1) US4004607A (ru)
JP (1) JPS5526354B2 (ru)
CA (1) CA1031653A (ru)
DE (1) DE2547912C3 (ru)
FI (1) FI59464C (ru)
FR (1) FR2289836A1 (ru)
GB (1) GB1515520A (ru)
NO (1) NO138346C (ru)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2658928A1 (de) * 1976-12-24 1978-07-06 Beringer Hydraulik Gmbh Hydraulische steuerung
US4274328A (en) * 1977-06-06 1981-06-23 J. I. Case Company Automatic hydraulic shut-off system
US4278011A (en) * 1977-06-06 1981-07-14 J. I. Case Company Automatic hydraulic shut-off system
DE2928737C2 (de) * 1979-07-17 1987-01-02 Mannesmann AG, 4000 Düsseldorf Hydraulische Steuerung mit einer Rohrbruchsicherung für einen Positionszylinder insbesondere für eine angetriebene Strangführungsrolle in Stranggießanlagen
US4286502A (en) * 1979-10-15 1981-09-01 Caterpillar Tractor Co. Hydraulic load lifting system with automatic blocking valve
SE431786B (sv) * 1979-10-31 1984-02-27 Torbjorn Nord Anordning for anslutning av en tryckfluidkella till en forbrukare
WO1982001749A1 (en) * 1980-11-17 1982-05-27 Shore Daniel B Load supporting hydraulic circuit with emergency automatic load restraint
US4417502A (en) * 1980-11-17 1983-11-29 Dresser Industries, Inc. Load supporting hydraulic circuit with emergency automatic load restraint
BE897499A (nl) * 1983-08-10 1983-12-01 Standard Sa Beveiligingsinrichting voor waterleidingen
US4610193A (en) * 1983-10-26 1986-09-09 Deere & Company Load control system
US4732190A (en) * 1986-02-26 1988-03-22 Polselli James V Shut-off valve and method for using same
US6012482A (en) * 1997-01-30 2000-01-11 Djt Products, Inc. Line break detector for pressurized fluid pumping systems
WO2001073339A1 (fr) * 2000-03-27 2001-10-04 Xiangwei Zeng Dispositif de protection contre l'eclatement de tubes de canalisation
WO2005119108A1 (en) * 2004-06-02 2005-12-15 Tyco Flow Control, Inc. Apparatus and method for detecting and isolating a rupture in a fluid conveying system
US7380293B2 (en) * 2006-03-28 2008-06-03 S. B. Design Technology Safety valve for toilet tank
JP2008256098A (ja) * 2007-04-05 2008-10-23 Toyota Motor Corp 過流防止弁
CA2768019A1 (en) * 2012-02-15 2013-08-15 Wave Control Systems Ltd. Method and apparatus for continuous online monitoring of a pulsating pump
US9010360B1 (en) * 2014-01-25 2015-04-21 Drexel University Flow control/shut-off valve assembly
CA3078314C (en) * 2016-10-24 2022-09-20 Lorax Systems Inc. Fluid delivery line assembly with shut-off valve assembly
US10641405B2 (en) * 2017-11-19 2020-05-05 R. Dale Moretz Differential pressure actuated valve
WO2019241548A1 (en) * 2018-06-13 2019-12-19 Performance Pulsation Control, Inc. Precharge manifold system and method
US10337631B1 (en) * 2018-10-17 2019-07-02 Altec Industries, Inc. System and method for automatic shutoff of a hydraulic fluid flow in the event of a loss in pressure
DE102022114096B4 (de) 2022-06-03 2024-09-26 Winz Baggerarbeiten Gmbh Mobile hydraulische Baumaschine mit Notstopventilen und Verfahren zur Steuerung einer mobilen hydraulischen Baumaschine
DE202022105632U1 (de) 2022-06-03 2022-11-10 Winz Baggerarbeiten Gmbh Mobile hydraulische Baumaschine mit Notstopventilen
CN115217806B (zh) * 2022-08-08 2024-09-27 宝武杰富意特殊钢有限公司 一种新型安全保护罩液压控制液路及其控制方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2445612A (en) * 1945-03-23 1948-07-20 Fanshier Chester Excess flow valve
US2566773A (en) * 1947-02-04 1951-09-04 Herbert C Otis Safety control valve
US2566775A (en) * 1948-12-17 1951-09-04 Herbert C Otis Safety control device
CH369373A (it) * 1957-12-21 1963-05-15 Regoli Bengasi Apparecchio di protezione contro le fughe dovute a rottura in un impianto idraulico o pneumatico presentante due rami lavoranti in parallelo
US3441052A (en) * 1967-05-10 1969-04-29 William H Schilling Automatic flow-responsive valve
US3587393A (en) * 1969-12-29 1971-06-28 Bendix Corp Hydraulic circuit breaker

Also Published As

Publication number Publication date
FR2289836A1 (fr) 1976-05-28
CA1031653A (en) 1978-05-23
US4004607A (en) 1977-01-25
NO753474L (ru) 1976-04-29
NO138346C (no) 1978-08-16
GB1515520A (en) 1978-06-28
JPS5165416A (ru) 1976-06-07
DE2547912B2 (de) 1981-06-19
JPS5526354B2 (ru) 1980-07-12
DE2547912C3 (de) 1982-04-08
FI59464B (fi) 1981-04-30
NO138346B (no) 1978-05-08
DE2547912A1 (de) 1976-05-06
FR2289836B1 (ru) 1979-06-29
FI59464C (fi) 1981-08-10

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: SMT-PULMAX AB