GB2008742B - Opposed blade damper - Google Patents

Opposed blade damper

Info

Publication number
GB2008742B
GB2008742B GB7844908A GB7844908A GB2008742B GB 2008742 B GB2008742 B GB 2008742B GB 7844908 A GB7844908 A GB 7844908A GB 7844908 A GB7844908 A GB 7844908A GB 2008742 B GB2008742 B GB 2008742B
Authority
GB
United Kingdom
Prior art keywords
blade damper
opposed blade
opposed
damper
blade
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
GB7844908A
Other versions
GB2008742A (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.)
Beta Naco Ltd
Original Assignee
Blaw Ducts 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 Blaw Ducts Ltd filed Critical Blaw Ducts Ltd
Priority to GB7844908A priority Critical patent/GB2008742B/en
Publication of GB2008742A publication Critical patent/GB2008742A/en
Application granted granted Critical
Publication of GB2008742B publication Critical patent/GB2008742B/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
    • 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
    • F24F13/1486—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 bearings, pivots or hinges
    • 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
    • F24F13/1413—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre using more than one tilting member, e.g. with several pivoting blades
    • 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
    • F24F13/1406—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 sealing means
    • 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
    • F24F2013/1446—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 gearings

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)
GB7844908A 1977-08-17 1978-11-17 Opposed blade damper Expired GB2008742B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7844908A GB2008742B (en) 1977-08-17 1978-11-17 Opposed blade damper

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3457977 1977-08-17
GB7844908A GB2008742B (en) 1977-08-17 1978-11-17 Opposed blade damper

Publications (2)

Publication Number Publication Date
GB2008742A GB2008742A (en) 1979-06-06
GB2008742B true GB2008742B (en) 1982-09-08

Family

ID=26262344

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7844908A Expired GB2008742B (en) 1977-08-17 1978-11-17 Opposed blade damper

Country Status (1)

Country Link
GB (1) GB2008742B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8332651D0 (en) * 1983-12-07 1984-01-11 Haslam G G Fire damper
GB2160307A (en) * 1984-06-11 1985-12-18 Progress Plastics Dampers for use in ducting
DE29817878U1 (en) 1998-10-07 1999-11-25 Stahl Gebhardt Gmbh Device in ventilation systems with adjustable louvre flaps
DE202010001961U1 (en) * 2010-02-09 2011-08-08 Max Blank Gmbh Device for adjusting an amount of air
CN109654711B (en) * 2018-11-12 2020-09-15 武城县冠智信息产业技术有限公司 Planet wheel type air outlet air adjusting device and air adjusting method

Also Published As

Publication number Publication date
GB2008742A (en) 1979-06-06

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Legal Events

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