GB9416948D0 - Ventilation apparatus - Google Patents

Ventilation apparatus

Info

Publication number
GB9416948D0
GB9416948D0 GB9416948A GB9416948A GB9416948D0 GB 9416948 D0 GB9416948 D0 GB 9416948D0 GB 9416948 A GB9416948 A GB 9416948A GB 9416948 A GB9416948 A GB 9416948A GB 9416948 D0 GB9416948 D0 GB 9416948D0
Authority
GB
United Kingdom
Prior art keywords
ventilation apparatus
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.)
Granted
Application number
GB9416948A
Other versions
GB2281778B (en
GB2281778A (en
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.)
Smiths Group PLC
Original Assignee
Smiths Group PLC
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 GB939318871A external-priority patent/GB9318871D0/en
Application filed by Smiths Group PLC filed Critical Smiths Group PLC
Priority to GB9416948A priority Critical patent/GB2281778B/en
Publication of GB9416948D0 publication Critical patent/GB9416948D0/en
Publication of GB2281778A publication Critical patent/GB2281778A/en
Application granted granted Critical
Publication of GB2281778B publication Critical patent/GB2281778B/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
    • F24F13/02—Ducting arrangements
    • F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
    • F24F13/065—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser formed as cylindrical or spherical bodies which are rotatable
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/10—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air
GB9416948A 1993-09-11 1994-08-22 Ventilation apparatus Expired - Fee Related GB2281778B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9416948A GB2281778B (en) 1993-09-11 1994-08-22 Ventilation apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB939318871A GB9318871D0 (en) 1993-09-11 1993-09-11 Ventilation apparatus
GB9416948A GB2281778B (en) 1993-09-11 1994-08-22 Ventilation apparatus

Publications (3)

Publication Number Publication Date
GB9416948D0 true GB9416948D0 (en) 1994-10-12
GB2281778A GB2281778A (en) 1995-03-15
GB2281778B GB2281778B (en) 1997-06-25

Family

ID=26303504

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9416948A Expired - Fee Related GB2281778B (en) 1993-09-11 1994-08-22 Ventilation apparatus

Country Status (1)

Country Link
GB (1) GB2281778B (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB263953A (en) * 1925-10-10 1927-01-10 Alexander William Stewart Ventilation system
GB267656A (en) * 1926-01-15 1927-03-24 Thomas Neilson An improved air distributing device
GB264774A (en) * 1926-07-09 1927-01-27 Alexander William Stewart Ventilation system
GB332024A (en) * 1929-06-14 1930-07-17 Thomas Neilson Improvements in or relating to air distributing devices for ventilation
AT383206B (en) * 1984-04-02 1987-06-10 Rotavent Handelsgesellschaft M BLOWERS FOR VENTILATION, HEATING OR COOLING HIGH ROOMS
DE3438710C2 (en) * 1984-10-23 1986-11-27 Wilhelm Gebhardt Gmbh, 7112 Waldenburg Roof fan

Also Published As

Publication number Publication date
GB2281778B (en) 1997-06-25
GB2281778A (en) 1995-03-15

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Legal Events

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

Effective date: 20020822