ITSV20030003A1 - Valvola a membrana e secondo stadio di riduzione di pressione - Google Patents

Valvola a membrana e secondo stadio di riduzione di pressione

Info

Publication number
ITSV20030003A1
ITSV20030003A1 ITSV20030003A ITSV20030003A1 IT SV20030003 A1 ITSV20030003 A1 IT SV20030003A1 IT SV20030003 A ITSV20030003 A IT SV20030003A IT SV20030003 A1 ITSV20030003 A1 IT SV20030003A1
Authority
IT
Italy
Prior art keywords
stage
pressure reduction
diaphragm valve
diaphragm
valve
Prior art date
Application number
Other languages
English (en)
Inventor
Roberto Semeia
Original Assignee
Scubapro Europ
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 Scubapro Europ filed Critical Scubapro Europ
Priority to ITSV20030003 priority Critical patent/ITSV20030003A1/it
Priority to EP20090151503 priority patent/EP2068054A3/en
Priority to EP20030104276 priority patent/EP1445521B1/en
Priority to DE60333723T priority patent/DE60333723D1/de
Priority to US10/770,090 priority patent/US7252110B2/en
Publication of ITSV20030003A1 publication Critical patent/ITSV20030003A1/it

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
    • F16K15/00—Check valves
    • F16K15/14—Check valves with flexible valve members
    • F16K15/148—Check valves with flexible valve members the closure elements being fixed in their centre
    • 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
    • F16K15/00—Check valves
    • F16K15/14—Check valves with flexible valve members
    • F16K15/1402—Check valves with flexible valve members having an integral flexible member cooperating with a plurality of seating surfaces
    • 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]
    • Y10T137/7838—Plural
    • Y10T137/7839—Dividing and recombining in a single flow path
    • Y10T137/784—Integral resilient member forms plural 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
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7838—Plural
    • Y10T137/7845—With common biasing means
    • 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]
    • Y10T137/7879—Resilient material valve
    • Y10T137/7888—With valve member flexing about securement

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
  • Check Valves (AREA)
  • Safety Valves (AREA)
ITSV20030003 2003-02-04 2003-02-04 Valvola a membrana e secondo stadio di riduzione di pressione ITSV20030003A1 (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
ITSV20030003 ITSV20030003A1 (it) 2003-02-04 2003-02-04 Valvola a membrana e secondo stadio di riduzione di pressione
EP20090151503 EP2068054A3 (en) 2003-02-04 2003-11-19 Membrane valve and second pressure reducing stage for two-stage regulators for underwater use provided with said valve
EP20030104276 EP1445521B1 (en) 2003-02-04 2003-11-19 Membrane valve and second pressure reducing stage for two-stage regulators for underwater use with said valve
DE60333723T DE60333723D1 (de) 2003-02-04 2003-11-19 Membranventil und ausgestattete zweite Stufe eines zweistufigen Atemgeräts für Unterwassereinsatz mit solchem Ventil
US10/770,090 US7252110B2 (en) 2003-02-04 2004-02-02 Membrane valve and second stage pressure reducer for two-stage underwater regulators incorporating said valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITSV20030003 ITSV20030003A1 (it) 2003-02-04 2003-02-04 Valvola a membrana e secondo stadio di riduzione di pressione

Publications (1)

Publication Number Publication Date
ITSV20030003A1 true ITSV20030003A1 (it) 2004-08-05

Family

ID=32652475

Family Applications (1)

Application Number Title Priority Date Filing Date
ITSV20030003 ITSV20030003A1 (it) 2003-02-04 2003-02-04 Valvola a membrana e secondo stadio di riduzione di pressione

Country Status (4)

Country Link
US (1) US7252110B2 (it)
EP (2) EP1445521B1 (it)
DE (1) DE60333723D1 (it)
IT (1) ITSV20030003A1 (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD747463S1 (en) 2007-07-30 2016-01-12 Passy-Muir, Inc. Tracheostomy valve
US8051856B2 (en) 2007-07-30 2011-11-08 Passy-Muir, Inc. Tracheostomy valves and related methods
DE102011113716B4 (de) * 2011-09-17 2016-08-11 Dräger Safety AG & Co. KGaA Richtungsventil und Atemschutzmaske mit einem Richtungsventil
DE112013001029B4 (de) * 2012-05-17 2018-05-09 Illinois Tool Works Inc. Kraftstoffdüsen-Aufnahmeanordnung
DE102012018277B4 (de) 2012-09-14 2020-08-06 Dräger Safety AG & Co. KGaA Richtungsventil und Atemschutzprodukt mit einem Richtungsventil
US20150087911A1 (en) 2013-09-26 2015-03-26 Gyrus Acmi, Inc. D.B.A Olympus Surgical Technologies America Endoscope sheath deflection devices
BR112016010783B1 (pt) 2013-11-15 2022-01-25 3M Innovative Properties Company Válvula de exalação e respirador
GB2523558A (en) * 2014-02-26 2015-09-02 Draeger Safety Uk Ltd Assembly
US11554471B2 (en) * 2014-08-28 2023-01-17 Power Tech Staple and Nail, Inc. Elastomeric exhaust reed valve for combustion driven fastener hand tool
US9345386B1 (en) 2014-11-24 2016-05-24 Gyrus Acmi, Inc. Adjustable endoscope sheath
US9585547B2 (en) 2014-11-24 2017-03-07 Gyrus Acmi, Inc. Adjustable endoscope sheath
US9782525B2 (en) 2015-01-08 2017-10-10 Gyrus Acmi, Inc. Multi-way valve for a medical instrument
DE102016206775A1 (de) * 2016-04-21 2017-10-26 Uvex Arbeitsschutz Gmbh Atemschutzmaske
US11035491B2 (en) 2017-07-03 2021-06-15 Continental Automotive Systems, Inc. Fuel pump solenoid having hydraulic damping
IT201800001827A1 (it) 2018-01-25 2019-07-25 Mares Spa Valvola a membrana ed un metodo per la sua realizzazione
US20190323625A1 (en) 2018-04-23 2019-10-24 Rain Bird Corporation Valve With Reinforcement Ports And Manually Removable Scrubber

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1867478A (en) 1927-08-12 1932-07-12 Firm Dragerwerk Heinr & Bernh Nonreturn valve for breathing appliances
US2225395A (en) * 1940-06-26 1940-12-17 Acushnett Process Company Exhalation valve for gas masks
US2291603A (en) * 1940-07-19 1942-08-04 Maurice E Barker Outlet valve for gas masks
US2326651A (en) * 1941-09-20 1943-08-10 Standard Products Co Exhalation valve structure for protective masks
US2693180A (en) * 1951-05-03 1954-11-02 Galeazzi Roberto Exhalation valve for diving suits
GB1351384A (en) * 1971-02-12 1974-04-24 Hawker Siddeley Aviation Ltd Non-return valves
US4219017A (en) * 1978-11-09 1980-08-26 Burr John D Pilot regulator
US4414973A (en) * 1981-03-10 1983-11-15 U.S.D. Corp. Respirator face mask
US4729401A (en) * 1987-01-29 1988-03-08 Burron Medical Inc. Aspiration assembly having dual co-axial check valves
US4838262A (en) * 1988-05-02 1989-06-13 Mine Safety Appliances Company Exhalation valve
US6412514B1 (en) 1999-10-26 2002-07-02 Red Valve Company, Inc. Flip check valve

Also Published As

Publication number Publication date
US20040182446A1 (en) 2004-09-23
EP1445521B1 (en) 2010-08-11
EP1445521A1 (en) 2004-08-11
EP2068054A2 (en) 2009-06-10
EP2068054A3 (en) 2012-11-28
DE60333723D1 (de) 2010-09-23
US7252110B2 (en) 2007-08-07

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