GB2248682B - Apparatus for controlling air flow in ductwork - Google Patents

Apparatus for controlling air flow in ductwork

Info

Publication number
GB2248682B
GB2248682B GB9021203A GB9021203A GB2248682B GB 2248682 B GB2248682 B GB 2248682B GB 9021203 A GB9021203 A GB 9021203A GB 9021203 A GB9021203 A GB 9021203A GB 2248682 B GB2248682 B GB 2248682B
Authority
GB
United Kingdom
Prior art keywords
ductwork
air flow
controlling air
controlling
flow
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 - Fee Related
Application number
GB9021203A
Other versions
GB9021203D0 (en
GB2248682A (en
Inventor
John James Mawdsley
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.)
GILBERTS
Original Assignee
GILBERTS
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 GILBERTS filed Critical GILBERTS
Priority to GB9021203A priority Critical patent/GB2248682B/en
Publication of GB9021203D0 publication Critical patent/GB9021203D0/en
Publication of GB2248682A publication Critical patent/GB2248682A/en
Application granted granted Critical
Publication of GB2248682B publication Critical patent/GB2248682B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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

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)
GB9021203A 1990-09-28 1990-09-28 Apparatus for controlling air flow in ductwork Expired - Fee Related GB2248682B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9021203A GB2248682B (en) 1990-09-28 1990-09-28 Apparatus for controlling air flow in ductwork

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9021203A GB2248682B (en) 1990-09-28 1990-09-28 Apparatus for controlling air flow in ductwork

Publications (3)

Publication Number Publication Date
GB9021203D0 GB9021203D0 (en) 1990-11-14
GB2248682A GB2248682A (en) 1992-04-15
GB2248682B true GB2248682B (en) 1994-08-10

Family

ID=10682953

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9021203A Expired - Fee Related GB2248682B (en) 1990-09-28 1990-09-28 Apparatus for controlling air flow in ductwork

Country Status (1)

Country Link
GB (1) GB2248682B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3938428A (en) * 1972-11-22 1976-02-17 U. S. Industries, Inc. Animal enclosure with pressure controlled ventilation inlet and deflection means
US4506830A (en) * 1983-04-01 1985-03-26 Georges Francel Device for simultaneous control of air flow and circulation speed for an air conditioning installation with variable air flow
GB2158937A (en) * 1984-03-31 1985-11-20 Airbus Gmbh Apparatus for generating energy and conditioning fresh air in an aircraft

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3938428A (en) * 1972-11-22 1976-02-17 U. S. Industries, Inc. Animal enclosure with pressure controlled ventilation inlet and deflection means
US4506830A (en) * 1983-04-01 1985-03-26 Georges Francel Device for simultaneous control of air flow and circulation speed for an air conditioning installation with variable air flow
GB2158937A (en) * 1984-03-31 1985-11-20 Airbus Gmbh Apparatus for generating energy and conditioning fresh air in an aircraft

Also Published As

Publication number Publication date
GB9021203D0 (en) 1990-11-14
GB2248682A (en) 1992-04-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040928