EP0685691A3 - Unidirectional shutter with low pressure losses for ventilation system in general. - Google Patents

Unidirectional shutter with low pressure losses for ventilation system in general. Download PDF

Info

Publication number
EP0685691A3
EP0685691A3 EP95107802A EP95107802A EP0685691A3 EP 0685691 A3 EP0685691 A3 EP 0685691A3 EP 95107802 A EP95107802 A EP 95107802A EP 95107802 A EP95107802 A EP 95107802A EP 0685691 A3 EP0685691 A3 EP 0685691A3
Authority
EP
European Patent Office
Prior art keywords
general
low pressure
pressure loss
ventilation devices
way shutter
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.)
Withdrawn
Application number
EP95107802A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0685691A2 (en
Inventor
Angelo Ghitti
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.)
VORTICE ELETTROSOCIALI SpA
Original Assignee
VORTICE ELETTROSOCIALI SpA
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 VORTICE ELETTROSOCIALI SpA filed Critical VORTICE ELETTROSOCIALI SpA
Publication of EP0685691A2 publication Critical patent/EP0685691A2/en
Publication of EP0685691A3 publication Critical patent/EP0685691A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/1413—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre using more than one tilting member, e.g. with several pivoting blades

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air-Flow Control Members (AREA)
  • Ventilation (AREA)
  • Accommodation For Nursing Or Treatment Tables (AREA)
EP95107802A 1994-06-02 1995-05-22 Unidirectional shutter with low pressure losses for ventilation system in general. Withdrawn EP0685691A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI940393U 1994-06-02
ITMI940393 IT233463Y1 (it) 1994-06-02 1994-06-02 Serranda di non ritorno a bassa perdita di carico per apparecchi di ventilazione in genere

Publications (2)

Publication Number Publication Date
EP0685691A2 EP0685691A2 (en) 1995-12-06
EP0685691A3 true EP0685691A3 (en) 1997-02-19

Family

ID=11368066

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95107802A Withdrawn EP0685691A3 (en) 1994-06-02 1995-05-22 Unidirectional shutter with low pressure losses for ventilation system in general.

Country Status (2)

Country Link
EP (1) EP0685691A3 (it)
IT (1) IT233463Y1 (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19961949C1 (de) * 1999-12-22 2001-03-22 Emil Siegwart Absperrklappe für eine Luftleitung und Verfahren zu ihrer Herstellung
DE20216761U1 (de) * 2002-10-31 2004-03-11 Robert Bosch Gmbh Ventilanordnung zur Verhinderung von Rückströmungen in einem Strömungskanal
FR2847661B1 (fr) * 2002-11-25 2005-02-25 Invent Or Bouche d'extraction de gaz a membrane flexible de regulation
WO2005061934A1 (en) * 2003-12-24 2005-07-07 Tüm Plastik Ve Makine Kalip Sanayi Ve Ticaret Limited Sirketi Check valve
DE202006004839U1 (de) * 2006-03-15 2006-06-29 Maico Elektroapparate-Fabrik Gmbh Rückschlagklappenvorrichtung
DE102012205984A1 (de) * 2012-04-12 2013-10-17 Siemens Aktiengesellschaft Verschlussklappe
WO2022195608A1 (en) * 2021-03-17 2022-09-22 Stopak India Pvt. Ltd. Valve

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1438161A (en) * 1919-07-28 1922-12-05 Goodyear Tire & Rubber Valve gasket
US2800920A (en) * 1952-11-20 1957-07-30 Techno Corp Check valve
US3831628A (en) * 1973-03-13 1974-08-27 E Kintner Check valve
DE3720821A1 (de) * 1987-06-24 1989-01-05 Schmitz & Schulte Gmbh & Co Kg Rueckschlagklappe

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1438161A (en) * 1919-07-28 1922-12-05 Goodyear Tire & Rubber Valve gasket
US2800920A (en) * 1952-11-20 1957-07-30 Techno Corp Check valve
US3831628A (en) * 1973-03-13 1974-08-27 E Kintner Check valve
DE3720821A1 (de) * 1987-06-24 1989-01-05 Schmitz & Schulte Gmbh & Co Kg Rueckschlagklappe

Also Published As

Publication number Publication date
ITMI940393U1 (it) 1995-12-02
ITMI940393V0 (it) 1994-06-02
IT233463Y1 (it) 2000-01-28
EP0685691A2 (en) 1995-12-06

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