CA981970A - Screened ventilator - Google Patents

Screened ventilator

Info

Publication number
CA981970A
CA981970A CA180,055A CA180055A CA981970A CA 981970 A CA981970 A CA 981970A CA 180055 A CA180055 A CA 180055A CA 981970 A CA981970 A CA 981970A
Authority
CA
Canada
Prior art keywords
ventilator
screened
screened ventilator
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
CA180,055A
Other versions
CA180055S (en
Inventor
John R. Williamson
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA981970A publication Critical patent/CA981970A/en
Expired 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
    • F24F13/15—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre with parallel simultaneously tiltable lamellae

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)
CA180,055A 1972-09-14 1973-08-31 Screened ventilator Expired CA981970A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28915372A 1972-09-14 1972-09-14

Publications (1)

Publication Number Publication Date
CA981970A true CA981970A (en) 1976-01-20

Family

ID=23110275

Family Applications (1)

Application Number Title Priority Date Filing Date
CA180,055A Expired CA981970A (en) 1972-09-14 1973-08-31 Screened ventilator

Country Status (2)

Country Link
US (1) US3791280A (en)
CA (1) CA981970A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4018024A (en) * 1975-09-22 1977-04-19 William Stelzer Louvered windows comprising insulating pairs of superimposed panes
US4144802A (en) * 1977-01-19 1979-03-20 Babin Paul A Hurricane/tornado building protection system
US4263842A (en) * 1978-08-02 1981-04-28 Moore Robert D Adjustable louver assembly
US6506112B1 (en) * 2000-03-14 2003-01-14 Monroeville Glass Block Company Ventilator for a glass block window and associated products
US6746324B2 (en) * 2002-09-13 2004-06-08 John J. Achen Combustion air wall vent
JP4935064B2 (en) * 2005-01-11 2012-05-23 タカタ株式会社 Air bag and air bag device
US20070210737A1 (en) * 2006-02-24 2007-09-13 David Brander Window convenience and security system
US20090071087A1 (en) * 2007-04-05 2009-03-19 Achen John J Garage door vent with screen
US7909686B2 (en) * 2007-12-07 2011-03-22 Achen John J Flood and combustion air vent
FR3035435B1 (en) * 2015-04-23 2020-08-07 Logiic PERFECTED DEVICE FORMING JEALOUSY

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US345689A (en) * 1886-07-20 Geoege hates
US335354A (en) * 1886-02-02 George hayes
US345690A (en) * 1886-07-20 George hates
US3353551A (en) * 1965-08-05 1967-11-21 Gen Motors Corp Air by-pass arrangement operated by differential air pressure

Also Published As

Publication number Publication date
US3791280A (en) 1974-02-12

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