GB1488504A - Ventilators - Google Patents

Ventilators

Info

Publication number
GB1488504A
GB1488504A GB20717/74A GB2071774A GB1488504A GB 1488504 A GB1488504 A GB 1488504A GB 20717/74 A GB20717/74 A GB 20717/74A GB 2071774 A GB2071774 A GB 2071774A GB 1488504 A GB1488504 A GB 1488504A
Authority
GB
United Kingdom
Prior art keywords
flaps
housing
opening
outwardly
pivot
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
GB20717/74A
Other languages
English (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.)
Colt International Ltd
Original Assignee
Colt International Ltd
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 Colt International Ltd filed Critical Colt International Ltd
Priority to GB20717/74A priority Critical patent/GB1488504A/en
Priority to ZA00752855A priority patent/ZA752855B/xx
Priority to FR7514449A priority patent/FR2280031A1/fr
Priority to DE19752520347 priority patent/DE2520347A1/de
Priority to NO751643A priority patent/NO140118C/no
Priority to SE7505355A priority patent/SE7505355L/xx
Priority to NL7505362A priority patent/NL7505362A/xx
Priority to AU80961/75A priority patent/AU494878B2/en
Priority to DK206175A priority patent/DK206175A/da
Priority to AT353875A priority patent/AT339546B/de
Priority to BE156213A priority patent/BE828907A/xx
Priority to CH594575A priority patent/CH585832A5/xx
Publication of GB1488504A publication Critical patent/GB1488504A/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
    • F24F7/00—Ventilation
    • F24F7/02—Roof ventilation
    • F24F7/025—Roof ventilation with forced air circulation by means of a built-in ventilator

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Eye Examination Apparatus (AREA)
  • Cookers (AREA)
GB20717/74A 1974-05-10 1974-05-10 Ventilators Expired GB1488504A (en)

Priority Applications (12)

Application Number Priority Date Filing Date Title
GB20717/74A GB1488504A (en) 1974-05-10 1974-05-10 Ventilators
ZA00752855A ZA752855B (en) 1974-05-10 1975-05-02 Improvements relating to ventilators
FR7514449A FR2280031A1 (fr) 1974-05-10 1975-05-07 Aerateur pour toiture
DE19752520347 DE2520347A1 (de) 1974-05-10 1975-05-07 Belueftungseinrichtung
NO751643A NO140118C (no) 1974-05-10 1975-05-07 Anordning ved ventilatorer.
SE7505355A SE7505355L (sv) 1974-05-10 1975-05-07 Takflekt.
NL7505362A NL7505362A (nl) 1974-05-10 1975-05-07 Ventileerinrichting.
AU80961/75A AU494878B2 (en) 1974-05-10 1975-05-08 Improvements relating to ventilators
DK206175A DK206175A (da) 1974-05-10 1975-05-09 Kraftdrevet udsugningstagventilator
AT353875A AT339546B (de) 1974-05-10 1975-05-09 Motorisch angetriebener dachventilator
BE156213A BE828907A (fr) 1974-05-10 1975-05-09 Perfectionnements aux dispositifs de ventilation
CH594575A CH585832A5 (de) 1974-05-10 1975-05-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB20717/74A GB1488504A (en) 1974-05-10 1974-05-10 Ventilators

Publications (1)

Publication Number Publication Date
GB1488504A true GB1488504A (en) 1977-10-12

Family

ID=10150495

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20717/74A Expired GB1488504A (en) 1974-05-10 1974-05-10 Ventilators

Country Status (11)

Country Link
AT (1) AT339546B (de)
BE (1) BE828907A (de)
CH (1) CH585832A5 (de)
DE (1) DE2520347A1 (de)
DK (1) DK206175A (de)
FR (1) FR2280031A1 (de)
GB (1) GB1488504A (de)
NL (1) NL7505362A (de)
NO (1) NO140118C (de)
SE (1) SE7505355L (de)
ZA (1) ZA752855B (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2332047A (en) * 1997-12-04 1999-06-09 Ultraframe Uk Ltd Conservatory roof ventilation
US6185880B1 (en) 1997-12-04 2001-02-13 Ultraframe (Uk) Limited Roof ventilation
FR3064343A1 (fr) * 2017-03-23 2018-09-28 Jean-Louis D'Aviau de Piolant Dispositif de capture du vent et systeme l'incorporant

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2332047A (en) * 1997-12-04 1999-06-09 Ultraframe Uk Ltd Conservatory roof ventilation
US6185880B1 (en) 1997-12-04 2001-02-13 Ultraframe (Uk) Limited Roof ventilation
GB2332047B (en) * 1997-12-04 2002-09-25 Ultraframe Uk Ltd Roof ventilation
FR3064343A1 (fr) * 2017-03-23 2018-09-28 Jean-Louis D'Aviau de Piolant Dispositif de capture du vent et systeme l'incorporant

Also Published As

Publication number Publication date
ATA353875A (de) 1977-02-15
AT339546B (de) 1977-10-25
NL7505362A (nl) 1975-11-12
DE2520347A1 (de) 1975-11-20
ZA752855B (en) 1976-04-28
SE7505355L (sv) 1975-11-11
DK206175A (da) 1975-11-11
BE828907A (fr) 1975-09-01
NO140118B (no) 1979-03-26
CH585832A5 (de) 1977-03-15
AU8096175A (en) 1976-11-11
NO751643L (de) 1975-11-11
NO140118C (no) 1979-07-04
FR2280031A1 (fr) 1976-02-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee