GB2008742A - Pivoted Blade Ventilating Damper - Google Patents

Pivoted Blade Ventilating Damper

Info

Publication number
GB2008742A
GB2008742A GB7844908A GB7844908A GB2008742A GB 2008742 A GB2008742 A GB 2008742A GB 7844908 A GB7844908 A GB 7844908A GB 7844908 A GB7844908 A GB 7844908A GB 2008742 A GB2008742 A GB 2008742A
Authority
GB
United Kingdom
Prior art keywords
blades
pivoted blade
damper
ventilating damper
blade ventilating
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
GB7844908A
Other versions
GB2008742B (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)

Abstract

An opposed blade damper unit, intended for use in a terminal of a ventilation system, comprises a plurality of damper blades 6, 7, each provided with a toothed quadrant rotor member 16 at each end such that the set of blades 6 has its blades rotating in the clockwise direction simultaneously with rotation in the anti-clockwise direction of the blades 7 of the alternate set. <IMAGE>
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 true GB2008742A (en) 1979-06-06
GB2008742B 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)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2151013A (en) * 1983-12-07 1985-07-10 Haslam George Gilbert Dampers for ventilation ducts
GB2160307A (en) * 1984-06-11 1985-12-18 Progress Plastics Dampers for use in ducting
DE29817878U1 (en) * 1998-10-07 1999-11-25 Gebhardt-Stahl GmbH, 59457 Werl 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
CN109654711A (en) * 2018-11-12 2019-04-19 武城县冠智信息产业技术有限公司 A kind of planet gear type air outlet louver and adjust wind method

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2151013A (en) * 1983-12-07 1985-07-10 Haslam George Gilbert Dampers for ventilation ducts
GB2160307A (en) * 1984-06-11 1985-12-18 Progress Plastics Dampers for use in ducting
DE29817878U1 (en) * 1998-10-07 1999-11-25 Gebhardt-Stahl GmbH, 59457 Werl Device in ventilation systems with adjustable louvre flaps
WO2000020804A1 (en) 1998-10-07 2000-04-13 Gebhardt-Stahl Gmbh Device for ventilation systems with adjustable lamellae
DE202010001961U1 (en) * 2010-02-09 2011-08-08 Max Blank Gmbh Device for adjusting an amount of air
EP2369246A3 (en) * 2010-02-09 2012-04-04 Max Blank GmbH Device for adjusting volume of air
CN109654711A (en) * 2018-11-12 2019-04-19 武城县冠智信息产业技术有限公司 A kind of planet gear type air outlet louver and adjust wind method
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
GB2008742B (en) 1982-09-08

Similar Documents

Publication Publication Date Title
DE2965503D1 (en) Heat-and-moisture exchanger, and ventilating device and air-conditioner including such heat-and-moisture exchanger
AU529618B2 (en) Axial flow fan with auxiliary blades
AU516368B2 (en) Propeller fan for wind machines
GB2008202A (en) Wind Turbine
ZA754337B (en) Axial flow variable pitch ventilating fan
GB2008742A (en) Pivoted Blade Ventilating Damper
NL7703494A (en) FAN.
IT7924652A0 (en) IMPROVED TRANSMISSION FOR WIND MOTORS.
JPS5430517A (en) Axial flow blower with variable pitch blade
NL7708527A (en) FAN.
AU517192B2 (en) Control system for variable pitch axial fan
JPS5376478A (en) Automatic fit assembler
JPS53107603A (en) Rotary machine
AU519807B2 (en) Axial flow fan with pitch adjusting device
JPS5435314A (en) Motor control system
JPS5231555A (en) Air conditioner
NL7705484A (en) FAN.
SU826152A1 (en) Ventilation apparatus
NL7707556A (en) FAN.
JPS5246560A (en) Heat transfer system
SU673818A1 (en) Ventilation device
NL7416901A (en) FAN WITH REGULATING MECHANISM.
JPS5434961A (en) Rotary electric razor
ZA756859B (en) An axial fan having adjustable pitch connectable blades
JPS5430515A (en) Electric blower

Legal Events

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