CA2748702C - Pressure reducing valve - Google Patents

Pressure reducing valve Download PDF

Info

Publication number
CA2748702C
CA2748702C CA2748702A CA2748702A CA2748702C CA 2748702 C CA2748702 C CA 2748702C CA 2748702 A CA2748702 A CA 2748702A CA 2748702 A CA2748702 A CA 2748702A CA 2748702 C CA2748702 C CA 2748702C
Authority
CA
Canada
Prior art keywords
diaphragm
valve
retainer
face
rod
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 - Fee Related
Application number
CA2748702A
Other languages
English (en)
French (fr)
Other versions
CA2748702A1 (en
Inventor
Hiroaki Yamamoto
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.)
Hitachi Astemo Ltd
Original Assignee
Keihin Corp
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 Keihin Corp filed Critical Keihin Corp
Publication of CA2748702A1 publication Critical patent/CA2748702A1/en
Application granted granted Critical
Publication of CA2748702C publication Critical patent/CA2748702C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/04—Control of fluid pressure without auxiliary power
    • G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/04—Control of fluid pressure without auxiliary power
    • G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
    • G05D16/063—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane
    • G05D16/0644—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator
    • G05D16/0663—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator using a spring-loaded membrane with a spring-loaded slideable obturator
    • G05D16/0669—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator using a spring-loaded membrane with a spring-loaded slideable obturator characterised by the loading mechanisms of the membrane
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/023—Valves; Pressure or flow regulators in the fuel supply or return system
    • F02M21/0236—Multi-way valves; Multiple valves forming a multi-way valve system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/023—Valves; Pressure or flow regulators in the fuel supply or return system
    • F02M21/0239—Pressure or flow regulators therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/06—Apparatus for de-liquefying, e.g. by heating
    • 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
    • F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
    • F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only
    • F16K17/30—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only spring-loaded
    • 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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/36—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor
    • F16K31/365—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor the fluid acting on a diaphragm
    • 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
    • F16K49/00—Means in or on valves for heating or cooling
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/04—Control of fluid pressure without auxiliary power
    • G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
    • G05D16/063—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane
    • G05D16/0633—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane characterised by the properties of the membrane
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/30—Use of alternative fuels, e.g. biofuels

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Fluid Pressure (AREA)
  • Valve Housings (AREA)
  • Safety Valves (AREA)
CA2748702A 2009-02-02 2010-02-01 Pressure reducing valve Expired - Fee Related CA2748702C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2009-021998 2009-02-02
JP2009021998 2009-02-02
JP2009-112808 2009-05-07
JP2009112808A JP5394122B2 (ja) 2009-02-02 2009-05-07 減圧弁
PCT/JP2010/051342 WO2010087475A1 (ja) 2009-02-02 2010-02-01 減圧弁

Publications (2)

Publication Number Publication Date
CA2748702A1 CA2748702A1 (en) 2010-08-05
CA2748702C true CA2748702C (en) 2016-01-05

Family

ID=42395727

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2748702A Expired - Fee Related CA2748702C (en) 2009-02-02 2010-02-01 Pressure reducing valve

Country Status (7)

Country Link
US (1) US20110272614A1 (enExample)
EP (1) EP2385437B1 (enExample)
JP (1) JP5394122B2 (enExample)
KR (1) KR101254897B1 (enExample)
CN (1) CN102301298B (enExample)
CA (1) CA2748702C (enExample)
WO (1) WO2010087475A1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5135247B2 (ja) * 2009-02-02 2013-02-06 株式会社ケーヒン 減圧弁の組立方法および減圧弁
JP5277133B2 (ja) * 2009-09-30 2013-08-28 株式会社ケーヒン 減圧弁の弁軸連結構造および方法
JP5153898B2 (ja) * 2010-04-28 2013-02-27 セントラル硝子株式会社 ハロゲンガス又はハロゲン化合物ガスの充填容器用バルブ
JP5982703B2 (ja) * 2012-07-02 2016-08-31 株式会社ケーヒン 減圧弁
WO2014070027A1 (en) * 2012-10-31 2014-05-08 Spółka Akcyjna AC Supporting-start-up heater for the pressure regulator and vaporizer in automotive gas fuelling installations and the method of supporting-start-up heating of in automotive gas fuelling installations
JP6021767B2 (ja) * 2013-09-04 2016-11-09 日本サーモスタット株式会社 液化ガス加温用ヒータ装置
US20190323625A1 (en) 2018-04-23 2019-10-24 Rain Bird Corporation Valve With Reinforcement Ports And Manually Removable Scrubber
USD926944S1 (en) 2019-11-25 2021-08-03 Joseph P. Marcilese Fluid connector

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2478040A (en) * 1944-08-14 1949-08-02 Campbell Fluid pressure regulator
US2553347A (en) * 1947-12-06 1951-05-15 Beaton & Cadwell Mfg Co Automatic pressure, temperature, and vacuum relief valve
FR1393971A (fr) * 1962-01-24 1965-04-02 Clesse S A Ets Détendeur de gaz pouvant faire office de robinet
US3155012A (en) * 1963-04-08 1964-11-03 Kelsey Hayes Co Fluid pressure motor mechanism
US3349795A (en) * 1964-04-22 1967-10-31 Ngk Insulators Ltd Diaphragm valve including a snap ring connection
US3387622A (en) * 1965-09-22 1968-06-11 Flair Mfg Corp Valve
US4224860A (en) * 1978-08-03 1980-09-30 Bld Products, Ltd. Diaphragm assembly
US4267855A (en) * 1980-01-17 1981-05-19 Eaton Corporation Pneumatic vacuum regulator
IN174351B (enExample) * 1988-03-08 1994-11-12 British Tech Group
CN2047328U (zh) * 1989-02-03 1989-11-08 顺德县桂洲镇气体炉具厂 带有定时控制装置的减压阀
DE4131709C1 (en) * 1991-09-24 1992-12-10 Danfoss A/S, Nordborg, Dk Fluid pressure differential controlled valve - has housing with seat and valve rod seal with diaphragm
CN2122991U (zh) * 1992-04-07 1992-11-25 衡阳市无线电厂 减压阀
WO1998008150A1 (en) 1996-08-21 1998-02-26 Fisher Controls International, Inc. Elastomeric element valve
CA2312122A1 (en) * 2000-06-23 2001-12-23 Erick Girouard Gas flow regulation system
US6629544B2 (en) * 2000-12-11 2003-10-07 Keihin Corporation Gas pressure-reducing valve
JP3943852B2 (ja) * 2001-03-21 2007-07-11 株式会社テージーケー 圧力制御弁
JP3933563B2 (ja) * 2002-11-29 2007-06-20 株式会社ケーヒン レギュレータ
JP4226486B2 (ja) * 2004-02-10 2009-02-18 株式会社ケーヒン ガス用レギュレータ
JP2006119981A (ja) * 2004-10-22 2006-05-11 Sanden Shoji Kk 感温式自動減圧弁
JP4928959B2 (ja) * 2007-01-25 2012-05-09 株式会社ケーヒン ガス用減圧弁
JP4806478B2 (ja) * 2007-04-24 2011-11-02 株式会社ケーヒン 減圧弁

Also Published As

Publication number Publication date
JP2010198587A (ja) 2010-09-09
CN102301298B (zh) 2013-08-28
JP5394122B2 (ja) 2014-01-22
US20110272614A1 (en) 2011-11-10
KR20110122156A (ko) 2011-11-09
EP2385437A4 (en) 2017-02-22
EP2385437B1 (en) 2018-10-31
KR101254897B1 (ko) 2013-04-15
EP2385437A1 (en) 2011-11-09
CA2748702A1 (en) 2010-08-05
CN102301298A (zh) 2011-12-28
WO2010087475A1 (ja) 2010-08-05

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Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20180201