GB8527943D0 - Anti-backdraught flaps/shutters - Google Patents

Anti-backdraught flaps/shutters

Info

Publication number
GB8527943D0
GB8527943D0 GB858527943A GB8527943A GB8527943D0 GB 8527943 D0 GB8527943 D0 GB 8527943D0 GB 858527943 A GB858527943 A GB 858527943A GB 8527943 A GB8527943 A GB 8527943A GB 8527943 D0 GB8527943 D0 GB 8527943D0
Authority
GB
United Kingdom
Prior art keywords
backdraught
shutters
flaps
backdraught flaps
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.)
Withdrawn
Application number
GB858527943A
Other versions
GB2167852A (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.)
Airflow Developments Ltd
Original Assignee
Airflow Developments 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 Airflow Developments Ltd filed Critical Airflow Developments Ltd
Publication of GB8527943D0 publication Critical patent/GB8527943D0/en
Publication of GB2167852A publication Critical patent/GB2167852A/en
Withdrawn legal-status Critical Current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
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/0001—Control or safety arrangements for ventilation
    • 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
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
    • F24F2013/148—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means with magnets

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)
GB08527943A 1984-11-20 1985-11-13 Closure flaps for air extractor Withdrawn GB2167852A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848429238A GB8429238D0 (en) 1984-11-20 1984-11-20 Anti-back-draught flaps

Publications (2)

Publication Number Publication Date
GB8527943D0 true GB8527943D0 (en) 1985-12-18
GB2167852A GB2167852A (en) 1986-06-04

Family

ID=10569959

Family Applications (2)

Application Number Title Priority Date Filing Date
GB848429238A Pending GB8429238D0 (en) 1984-11-20 1984-11-20 Anti-back-draught flaps
GB08527943A Withdrawn GB2167852A (en) 1984-11-20 1985-11-13 Closure flaps for air extractor

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB848429238A Pending GB8429238D0 (en) 1984-11-20 1984-11-20 Anti-back-draught flaps

Country Status (1)

Country Link
GB (2) GB8429238D0 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113365481A (en) * 2021-06-29 2021-09-07 西安易朴通讯技术有限公司 Anti-backflow method and device applied to heat dissipation equipment and heat dissipation system

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2235016A (en) * 1989-08-04 1991-02-20 Nuaire Ltd Twin centrifugal fan units
RU2527725C1 (en) * 2013-04-04 2014-09-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Казанский государственный архитектурно-строительный университет" КГАСУ Energy-saving air flow control of natural ventilation system
AT517276B1 (en) * 2015-06-05 2017-08-15 Limot Elektromotorenbaugesellschaft M B H & Co Kg Device for ventilating rooms
TWI782793B (en) * 2021-11-16 2022-11-01 神雲科技股份有限公司 Automatic backflow prevention heat dissipating device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE754662A (en) * 1969-09-02 1971-01-18 Baus Heinz EMERGENCY AERAGE UNIT
US4394958A (en) * 1981-12-23 1983-07-26 Franklin Electric Co., Inc. Air flow and condition responsive damper
GB8315653D0 (en) * 1983-06-07 1983-07-13 Dixon International Ltd Ventilator device
DE3408104A1 (en) * 1984-03-05 1985-09-12 Aurora Konrad G. Schulz Gmbh & Co, 6933 Mudau DEVICE FOR VENTILATING ROOMS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113365481A (en) * 2021-06-29 2021-09-07 西安易朴通讯技术有限公司 Anti-backflow method and device applied to heat dissipation equipment and heat dissipation system

Also Published As

Publication number Publication date
GB2167852A (en) 1986-06-04
GB8429238D0 (en) 1984-12-27

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)