GB1317402A - Ventilators - Google Patents

Ventilators

Info

Publication number
GB1317402A
GB1317402A GB1317402DA GB1317402A GB 1317402 A GB1317402 A GB 1317402A GB 1317402D A GB1317402D A GB 1317402DA GB 1317402 A GB1317402 A GB 1317402A
Authority
GB
United Kingdom
Prior art keywords
frame
grooves
secured
damper
fly
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
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.)
COZENS C C
Original Assignee
COZENS C C
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 COZENS C C filed Critical COZENS C C
Publication of GB1317402A publication Critical patent/GB1317402A/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
    • F24F13/12—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of sliding members

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Building Environments (AREA)

Abstract

1317402 Adjustable ventilators C C COZENS 18 Aug 1971 [11 June 1971] 27659/71 Heading F4V A wall ventilator comprises an integrally cast frame 1 of mineral material having grooves (4) for receiving a hit and miss damper 5. The mineral material may be plaster or hydraulic cement. A fly screen (8) is secured to the frame 1 during the moulding operation. The frame 1 is secured to the inner surface of a wall over a ventilating opening, and the ventilator also comprises an outer and inner and an intermediate component (3, 2 Figs. 3, 2), made of brick or concrete. The outer component also includes a fly screen (9). The damper 5 is formed by two pieces of flexible plastics sheet having rectangular openings which are sprung into position in the grooves (4). The fly screens are made of perforated zinc plate.
GB1317402D 1971-06-11 1971-06-11 Ventilators Expired GB1317402A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2755971 1971-06-11

Publications (1)

Publication Number Publication Date
GB1317402A true GB1317402A (en) 1973-05-16

Family

ID=10261591

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1317402D Expired GB1317402A (en) 1971-06-11 1971-06-11 Ventilators

Country Status (1)

Country Link
GB (1) GB1317402A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016062794A1 (en) * 2014-10-23 2016-04-28 Kleenlux Gmbh Closure device for a ventilation opening in a building wall

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016062794A1 (en) * 2014-10-23 2016-04-28 Kleenlux Gmbh Closure device for a ventilation opening in a building wall

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Legal Events

Date Code Title Description
414F Notice of opposition given (sect. 14/1949)
414B Case decided by the comptroller ** grants allowed (sect. 14/1949)
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees