FR2227474B1 - - Google Patents

Info

Publication number
FR2227474B1
FR2227474B1 FR7414813A FR7414813A FR2227474B1 FR 2227474 B1 FR2227474 B1 FR 2227474B1 FR 7414813 A FR7414813 A FR 7414813A FR 7414813 A FR7414813 A FR 7414813A FR 2227474 B1 FR2227474 B1 FR 2227474B1
Authority
FR
France
Prior art keywords
piston
valve
pressure drop
housing
bore
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.)
Expired
Application number
FR7414813A
Other languages
English (en)
Other versions
FR2227474A1 (fr
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.)
OLSSON ESKIL AI
Original Assignee
OLSSON ESKIL AI
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 OLSSON ESKIL AI filed Critical OLSSON ESKIL AI
Publication of FR2227474A1 publication Critical patent/FR2227474A1/fr
Application granted granted Critical
Publication of FR2227474B1 publication Critical patent/FR2227474B1/fr
Expired 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
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0025—Electrical or magnetic means
    • F16K37/0033—Electrical or magnetic means using a permanent magnet, e.g. in combination with a reed relays
    • 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
    • F16K17/34—Excess-flow valves in which the flow-energy of the flowing medium actuates the closing mechanism
    • 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
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0025—Electrical or magnetic means
    • F16K37/0041—Electrical or magnetic means for measuring valve parameters
    • 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
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0025—Electrical or magnetic means
    • F16K37/005—Electrical or magnetic means for measuring fluid parameters
    • 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
    • Y10T137/7771—Bi-directional 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
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7784—Responsive to change in rate of fluid flow
    • Y10T137/7787—Expansible chamber subject to differential pressures
    • Y10T137/7791—Pressures across flow line 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
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7784—Responsive to change in rate of fluid flow
    • Y10T137/7792—Movable deflector or choke
    • 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
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7859—Single head, plural ports in parallel
    • 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
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7869—Biased open
    • 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
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86718—Dividing into parallel flow paths with recombining
    • Y10T137/86734—With metering feature
    • 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
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86718—Dividing into parallel flow paths with recombining
    • Y10T137/86759—Reciprocating
    • Y10T137/86791—Piston
    • 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
    • Y10T137/8593—Systems
    • Y10T137/87571—Multiple inlet with single outlet
    • Y10T137/87676—With flow control
    • Y10T137/87684—Valve in each inlet

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
  • Control Of Fluid Pressure (AREA)
  • Magnetically Actuated Valves (AREA)
  • Multiple-Way Valves (AREA)
FR7414813A 1973-04-30 1974-04-29 Expired FR2227474B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00355642A US3850195A (en) 1973-04-30 1973-04-30 Fluid pressure valve

Publications (2)

Publication Number Publication Date
FR2227474A1 FR2227474A1 (fr) 1974-11-22
FR2227474B1 true FR2227474B1 (fr) 1980-03-14

Family

ID=23398231

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7414813A Expired FR2227474B1 (fr) 1973-04-30 1974-04-29

Country Status (11)

Country Link
US (1) US3850195A (fr)
JP (1) JPS5069628A (fr)
CH (1) CH591650A5 (fr)
DE (1) DE2420954A1 (fr)
FI (1) FI59656C (fr)
FR (1) FR2227474B1 (fr)
GB (1) GB1461835A (fr)
HU (1) HU169599B (fr)
IT (1) IT1010124B (fr)
NO (1) NO138179C (fr)
SE (1) SE402968B (fr)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3951115A (en) * 1974-05-15 1976-04-20 Frank Brisko Pollution control device
FR2594515B1 (fr) * 1986-02-19 1988-05-06 Snecma Dispositif de transmission a deux degres de liberte en entree et un seul en sortie
DE3612752C2 (de) * 1986-04-16 1997-08-21 Festo Kg Drosselvorrichtung
GB2192692A (en) * 1986-07-02 1988-01-20 Ian Charles Abel Bi-directional flow control device
GB8708655D0 (en) * 1987-04-10 1987-05-13 Compair Power Tools Ltd Safety valve
CN1010118B (zh) * 1987-04-28 1990-10-24 曾祥炜 差流可调梭阀
US5220939A (en) * 1991-05-21 1993-06-22 Koyo Seiko Co., Ltd. Flow control apparatus
US5257537A (en) * 1992-10-26 1993-11-02 Schlumberger Industries, Inc. Self actuating throttle valve
US5704390A (en) * 1996-02-20 1998-01-06 Water Management Equipment Corporation Automatic variable demand flow regulator
US5931186A (en) * 1996-03-01 1999-08-03 Skoglund; Paul K. Fluid flow control valve and actuator for changing fluid flow rate
US5904177A (en) * 1997-03-17 1999-05-18 Marotta Scientific Controls, Inc. Fluid flow control device
US6173737B1 (en) * 1999-07-01 2001-01-16 Ricon Corporation Bidirectional flow control valve
US6408871B1 (en) * 2000-09-06 2002-06-25 The United States Of America As Represented By The Secretary Of The Navy Two way pressure relief valve
CN1207503C (zh) * 2000-12-29 2005-06-22 池昌炫 泄漏控制阀
US20050076951A1 (en) * 2003-10-06 2005-04-14 Gray John M. Pressure actuated valve
US7086413B2 (en) * 2004-03-25 2006-08-08 Honda Motor Company, Ltd. Bi-directional damper valve for a hydraulic line, power steering system incorporating the damper valve, and methods of using same
SE530992C2 (sv) * 2006-03-10 2008-11-11 Haldex Traction Ab Ackumulator, hydraulsystem och allhjulskoppling
US7552743B1 (en) 2006-09-26 2009-06-30 Kermit L. Achterman & Associates, Inc. Self cleaning flow shutoff valve
US7591282B1 (en) 2006-09-26 2009-09-22 Kermit L. Achterman & Associates, Inc. Damped, self-cleaning flow shutoff valve and associated methods
US7644726B1 (en) 2006-09-26 2010-01-12 Kermit L. Achterman, & Associates, Inc. Self-cleaning flow shut off valve
US7503341B1 (en) * 2006-09-26 2009-03-17 Kermit L. Achterman & Associates, Inc. Self cleaning flow shutoff valve and associated methods
CN101779045A (zh) * 2007-06-14 2010-07-14 利莫－里德公司 紧凑型液压蓄能器
DE102008011273A1 (de) * 2008-02-26 2009-08-27 Wilo Ag Rückschlagventil mit Wegsensor
DE102008018116B4 (de) * 2008-04-09 2014-10-09 Viega Gmbh & Co. Kg Strömungswächter
DE102009032212A1 (de) * 2009-07-03 2011-01-05 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Hydraulischer Schwenkmotor
WO2012039899A2 (fr) 2010-09-22 2012-03-29 Limo-Reid, Inc. Accumulateur ultra léger et compact
CN102537449B (zh) * 2011-12-07 2013-08-28 三一重型装备有限公司 双向自适应阻尼阀
US10099764B2 (en) * 2012-10-22 2018-10-16 Jianchun (James C.) HUAN Side-intake piston jet propulsor
US9435450B2 (en) 2014-02-04 2016-09-06 Terumo Cardiovascular Systems, Inc. Pressure differential relief valve
CN109654269B (zh) * 2017-02-03 2020-03-27 中国石油化工股份有限公司 平衡活塞式恒压阀
US10807691B2 (en) * 2018-05-31 2020-10-20 Jianchun James C. Huan Impulsive marine thruster and positive displacement pump
CN110056666B (zh) * 2019-05-23 2024-04-05 李源 一种双向压力自动控制阀及其工作方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US371063A (en) * 1887-10-04 Pressure reducing or regulating valve
US922578A (en) * 1909-02-04 1909-05-25 Albert Theadore Gries Automatic shut-off valve.
US2721575A (en) * 1952-07-17 1955-10-25 Stanley Hoffman Automatic vacuum and pressure release valve

Also Published As

Publication number Publication date
HU169599B (fr) 1976-12-28
SE402968B (sv) 1978-07-24
NO741540L (no) 1974-10-31
US3850195A (en) 1974-11-26
DE2420954A1 (de) 1974-11-14
JPS5069628A (fr) 1975-06-10
FI59656B (fi) 1981-05-29
GB1461835A (en) 1977-01-19
AU6830774A (en) 1975-10-30
IT1010124B (it) 1977-01-10
NO138179C (no) 1978-07-19
FI59656C (fi) 1981-09-10
FR2227474A1 (fr) 1974-11-22
CH591650A5 (fr) 1977-09-30
NO138179B (no) 1978-04-10

Similar Documents

Publication Publication Date Title
FR2227474B1 (fr)
ES416870A1 (es) Perfeccionamientos introducidos en valvulas de retencion deseguridad.
ES197655U (es) Un mecanismo de servofreno hidraulico.
FR2341087A1 (fr) Valve de limitation de pression
ES207395U (es) Disposicion de valvula.
ES8200044A1 (es) Perfeccionamientos en aparatos distribuidores de fluidos a presion
ES321923A1 (es) Una unidad hidraulica de fijacion.
ES388576A1 (es) Perfeccionamientos en sistemas hidraulicos.
ES403323A1 (es) Perfeccionamientos en conjuntos de valvulas de regulacion de flujo hidraulico.
GB1341858A (en) Counter-pressure- container-filling machine
FR2255523A1 (en) Annular flow fluid control valve - has sliding cylindrical valve element sealing on central plug
SE8001957L (sv) Styrventil
ES419507A1 (es) Una valvula de descarga hidraulica.
SE7316250A (fr)
ES194540U (es) Valvula automatica, en especial valvula reguladora para sistemas hidraulicos.
ES323451A1 (es) Un dispositivo de valvula de seguridad para alta presion.
ES461014A1 (es) Perfeccionamientos introducidos en una valvula a prueba de fallos.
ES201818U (es) Nuevo servofreno hidraulico.
ES379523A1 (es) Perfeccionamientos en un sistema de control de combustible.
ES289289A1 (es) Perfeccionamientos en dispositivos hidráulicos combinados, reguladores de frenos y de cierre de fluido
GB1340145A (en) Hydraulic boost device
ES289990A1 (es) Perfeccionamientos en los mecanismos para la regulaciën y marcha de la bomba impulsora para paso de fluidos
FR2241107A1 (en) Logic fluid programme circuit has two valve sections - one valve section is operated by hand and other is hydraulically operated
GB1409304A (en) Fluid-flow control device
JPS55115664A (en) Double check valve

Legal Events

Date Code Title Description
ST Notification of lapse