DE602004026334D1 - Ausfallsicheres, pneumatisch betätigtes ventil - Google Patents

Ausfallsicheres, pneumatisch betätigtes ventil

Info

Publication number
DE602004026334D1
DE602004026334D1 DE200460026334 DE602004026334T DE602004026334D1 DE 602004026334 D1 DE602004026334 D1 DE 602004026334D1 DE 200460026334 DE200460026334 DE 200460026334 DE 602004026334 T DE602004026334 T DE 602004026334T DE 602004026334 D1 DE602004026334 D1 DE 602004026334D1
Authority
DE
Germany
Prior art keywords
valve
safe
disclosed
conductance
fail
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.)
Active
Application number
DE200460026334
Other languages
English (en)
Inventor
Ofer Sneh
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.)
Sundew Technologies LLC
Original Assignee
Sundew Technologies LLC
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 Sundew Technologies LLC filed Critical Sundew Technologies LLC
Publication of DE602004026334D1 publication Critical patent/DE602004026334D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
    • F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm
    • F16K7/14—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm arranged to be deformed against a flat seat
    • 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
    • F16K31/003—Actuating devices; Operating means; Releasing devices operated without a stable intermediate position, e.g. with snap action
    • 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
    • F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
    • F16K31/1221—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston one side of the piston being 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
    • F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
    • F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm
    • F16K7/14—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm arranged to be deformed against a flat seat
    • F16K7/17—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm arranged to be deformed against a flat seat the diaphragm being actuated by fluid pressure
    • 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
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87193—Pilot-actuated
    • Y10T137/87209—Electric

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Driven Valves (AREA)
  • Diaphragms And Bellows (AREA)
  • Emergency Lowering Means (AREA)
  • Earth Drilling (AREA)
  • Lift Valve (AREA)
DE200460026334 2003-10-17 2004-10-18 Ausfallsicheres, pneumatisch betätigtes ventil Active DE602004026334D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US51223603P 2003-10-17 2003-10-17
PCT/US2004/034453 WO2005038320A2 (en) 2003-10-17 2004-10-18 Fail safe pneumatically actuated valve

Publications (1)

Publication Number Publication Date
DE602004026334D1 true DE602004026334D1 (de) 2010-05-12

Family

ID=34465331

Family Applications (1)

Application Number Title Priority Date Filing Date
DE200460026334 Active DE602004026334D1 (de) 2003-10-17 2004-10-18 Ausfallsicheres, pneumatisch betätigtes ventil

Country Status (8)

Country Link
US (2) US7744060B2 (de)
EP (1) EP1676067B1 (de)
JP (1) JP4926711B2 (de)
CN (1) CN1894526A (de)
AT (1) ATE462910T1 (de)
DE (1) DE602004026334D1 (de)
TW (1) TWI373583B (de)
WO (1) WO2005038320A2 (de)

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Also Published As

Publication number Publication date
US20070187634A1 (en) 2007-08-16
US8083205B2 (en) 2011-12-27
JP4926711B2 (ja) 2012-05-09
ATE462910T1 (de) 2010-04-15
US20100224804A1 (en) 2010-09-09
EP1676067A2 (de) 2006-07-05
JP2007509291A (ja) 2007-04-12
WO2005038320A2 (en) 2005-04-28
WO2005038320A3 (en) 2005-07-07
EP1676067B1 (de) 2010-03-31
TWI373583B (en) 2012-10-01
US7744060B2 (en) 2010-06-29
CN1894526A (zh) 2007-01-10
TW200517613A (en) 2005-06-01

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