GB2328501B - Ventilation fans - Google Patents

Ventilation fans

Info

Publication number
GB2328501B
GB2328501B GB9821729A GB9821729A GB2328501B GB 2328501 B GB2328501 B GB 2328501B GB 9821729 A GB9821729 A GB 9821729A GB 9821729 A GB9821729 A GB 9821729A GB 2328501 B GB2328501 B GB 2328501B
Authority
GB
United Kingdom
Prior art keywords
ventilation fans
fans
ventilation
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
GB9821729A
Other versions
GB2328501A (en
GB9821729D0 (en
Inventor
Mark Baker
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
Priority claimed from GBGB9607604.7A external-priority patent/GB9607604D0/en
Application filed by Individual filed Critical Individual
Priority to GB9821729A priority Critical patent/GB2328501B/en
Publication of GB9821729D0 publication Critical patent/GB9821729D0/en
Publication of GB2328501A publication Critical patent/GB2328501A/en
Application granted granted Critical
Publication of GB2328501B publication Critical patent/GB2328501B/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
    • F24F13/18—Air-flow control members, e.g. louvres, grilles, flaps or guide plates specially adapted for insertion in flat panels, e.g. in door or window-pane
GB9821729A 1996-04-12 1997-04-09 Ventilation fans Expired - Fee Related GB2328501B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9821729A GB2328501B (en) 1996-04-12 1997-04-09 Ventilation fans

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9607604.7A GB9607604D0 (en) 1996-04-12 1996-04-12 Ventilation fans
GB9821729A GB2328501B (en) 1996-04-12 1997-04-09 Ventilation fans
PCT/GB1997/000982 WO1997039289A1 (en) 1996-04-12 1997-04-09 Ventilation fans

Publications (3)

Publication Number Publication Date
GB9821729D0 GB9821729D0 (en) 1998-12-02
GB2328501A GB2328501A (en) 1999-02-24
GB2328501B true GB2328501B (en) 1999-12-08

Family

ID=26309113

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9821729A Expired - Fee Related GB2328501B (en) 1996-04-12 1997-04-09 Ventilation fans

Country Status (1)

Country Link
GB (1) GB2328501B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB497711A (en) * 1937-06-21 1938-12-21 Ernest Thomas Fisk Improved means of and apparatus for promoting the circulation of air currents for ventilation or cooling purposes
DE3347028A1 (en) * 1983-12-24 1985-07-04 Greschbach Industrie GmbH & Co, 7834 Herbolzheim Window
EP0372597A1 (en) * 1988-11-11 1990-06-13 V. Kann Rasmussen Industri A/S Ventilating roof window
EP0458725A1 (en) * 1990-05-23 1991-11-27 V. Kann Rasmussen Industri A/S Window with mechanical ventilation
EP0649740A1 (en) * 1993-09-17 1995-04-26 De La Rue Giori S.A. Printing unit for a web printing machine
GB2303441A (en) * 1995-07-18 1997-02-19 Robertson Harriet May Ventilation unit for window or door frames

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB497711A (en) * 1937-06-21 1938-12-21 Ernest Thomas Fisk Improved means of and apparatus for promoting the circulation of air currents for ventilation or cooling purposes
DE3347028A1 (en) * 1983-12-24 1985-07-04 Greschbach Industrie GmbH & Co, 7834 Herbolzheim Window
EP0372597A1 (en) * 1988-11-11 1990-06-13 V. Kann Rasmussen Industri A/S Ventilating roof window
EP0458725A1 (en) * 1990-05-23 1991-11-27 V. Kann Rasmussen Industri A/S Window with mechanical ventilation
EP0649740A1 (en) * 1993-09-17 1995-04-26 De La Rue Giori S.A. Printing unit for a web printing machine
GB2303441A (en) * 1995-07-18 1997-02-19 Robertson Harriet May Ventilation unit for window or door frames

Also Published As

Publication number Publication date
GB2328501A (en) 1999-02-24
GB9821729D0 (en) 1998-12-02

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Legal Events

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

Effective date: 20150409