GB2235281B - Improvements relating to roof beams - Google Patents

Improvements relating to roof beams

Info

Publication number
GB2235281B
GB2235281B GB8903120A GB8903120A GB2235281B GB 2235281 B GB2235281 B GB 2235281B GB 8903120 A GB8903120 A GB 8903120A GB 8903120 A GB8903120 A GB 8903120A GB 2235281 B GB2235281 B GB 2235281B
Authority
GB
United Kingdom
Prior art keywords
improvements relating
roof beams
roof
beams
relating
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 - Lifetime
Application number
GB8903120A
Other versions
GB8903120D0 (en
GB2235281A (en
Inventor
Anthony Hawthornthwaite
Clive Anthony Hall
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.)
ATLAS CONSERVATORIES Ltd
Ultraframe UK Ltd
Original Assignee
ATLAS CONSERVATORIES Ltd
Ultraframe UK 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 ATLAS CONSERVATORIES Ltd, Ultraframe UK Ltd filed Critical ATLAS CONSERVATORIES Ltd
Priority to GB8903120A priority Critical patent/GB2235281B/en
Publication of GB8903120D0 publication Critical patent/GB8903120D0/en
Publication of GB2235281A publication Critical patent/GB2235281A/en
Application granted granted Critical
Publication of GB2235281B publication Critical patent/GB2235281B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
GB8903120A 1989-02-11 1989-02-11 Improvements relating to roof beams Expired - Lifetime GB2235281B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8903120A GB2235281B (en) 1989-02-11 1989-02-11 Improvements relating to roof beams

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8903120A GB2235281B (en) 1989-02-11 1989-02-11 Improvements relating to roof beams

Publications (3)

Publication Number Publication Date
GB8903120D0 GB8903120D0 (en) 1989-03-30
GB2235281A GB2235281A (en) 1991-02-27
GB2235281B true GB2235281B (en) 1992-12-09

Family

ID=10651543

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8903120A Expired - Lifetime GB2235281B (en) 1989-02-11 1989-02-11 Improvements relating to roof beams

Country Status (1)

Country Link
GB (1) GB2235281B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6185880B1 (en) 1997-12-04 2001-02-13 Ultraframe (Uk) Limited Roof ventilation
GB2372804B (en) * 1997-12-04 2002-12-31 Ultraframe Uk Ltd Roof ventilation
GB2521451B (en) * 2013-12-20 2020-05-27 Ultraframe Uk Ltd Mounting system

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB349696A (en) * 1930-03-25 1931-06-04 Charles Henbury Rawson Improvements in and relating to concrete framework for the roofs of buildings
GB925679A (en) * 1958-09-16 1963-05-08 Cambridge Glasshouse Company L Improvements in or relating to glasshouses
GB1370473A (en) * 1970-12-14 1974-10-16 Inst De Proiectari Al Industri Precast concrete duct-girder suitable for use in industrial halls and manufacturing procedure
GB1585930A (en) * 1977-12-01 1981-03-11 Linkman Building Co Ltd Greenhouses
EP0106899A1 (en) * 1982-09-23 1984-05-02 Licencia Talalmanyokat Ertekesitö Vallalat Agricultural single or multi-wing building with energy saving air conditioning
US4478013A (en) * 1982-07-09 1984-10-23 Tavano John B Sloped glazing structure

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB349696A (en) * 1930-03-25 1931-06-04 Charles Henbury Rawson Improvements in and relating to concrete framework for the roofs of buildings
GB925679A (en) * 1958-09-16 1963-05-08 Cambridge Glasshouse Company L Improvements in or relating to glasshouses
GB1370473A (en) * 1970-12-14 1974-10-16 Inst De Proiectari Al Industri Precast concrete duct-girder suitable for use in industrial halls and manufacturing procedure
GB1585930A (en) * 1977-12-01 1981-03-11 Linkman Building Co Ltd Greenhouses
US4478013A (en) * 1982-07-09 1984-10-23 Tavano John B Sloped glazing structure
EP0106899A1 (en) * 1982-09-23 1984-05-02 Licencia Talalmanyokat Ertekesitö Vallalat Agricultural single or multi-wing building with energy saving air conditioning

Also Published As

Publication number Publication date
GB8903120D0 (en) 1989-03-30
GB2235281A (en) 1991-02-27

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20090210