GB8824697D0 - Shutter mechanisms - Google Patents

Shutter mechanisms

Info

Publication number
GB8824697D0
GB8824697D0 GB888824697A GB8824697A GB8824697D0 GB 8824697 D0 GB8824697 D0 GB 8824697D0 GB 888824697 A GB888824697 A GB 888824697A GB 8824697 A GB8824697 A GB 8824697A GB 8824697 D0 GB8824697 D0 GB 8824697D0
Authority
GB
United Kingdom
Prior art keywords
shutter mechanisms
shutter
mechanisms
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Withdrawn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
GB888824697A
Other versions
GB2227550A (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.)
GEC EXPELAIR Ltd
Original Assignee
GEC EXPELAIR 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 GEC EXPELAIR Ltd filed Critical GEC EXPELAIR Ltd
Priority to GB8824697A priority Critical patent/GB2227550A/en
Publication of GB8824697D0 publication Critical patent/GB8824697D0/en
Priority to EP19890310806 priority patent/EP0365343A3/en
Publication of GB2227550A publication Critical patent/GB2227550A/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Withdrawn legal-status Critical Current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
    • F24F13/105—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers composed of diaphragms or segments
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/12—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures
    • F04D25/14—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures and having shutters, e.g. automatically closed when not in use
    • 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
    • F24F13/1426—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
    • 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
    • F24F2013/1433—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 electric motors
    • 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
    • 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
    • F24F2013/146—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 springs
GB8824697A 1988-10-21 1988-10-21 Valves Withdrawn GB2227550A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB8824697A GB2227550A (en) 1988-10-21 1988-10-21 Valves
EP19890310806 EP0365343A3 (en) 1988-10-21 1989-10-20 Shutter mechanisms

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8824697A GB2227550A (en) 1988-10-21 1988-10-21 Valves

Publications (2)

Publication Number Publication Date
GB8824697D0 true GB8824697D0 (en) 1988-11-30
GB2227550A GB2227550A (en) 1990-08-01

Family

ID=10645584

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8824697A Withdrawn GB2227550A (en) 1988-10-21 1988-10-21 Valves

Country Status (2)

Country Link
EP (1) EP0365343A3 (en)
GB (1) GB2227550A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2212719B1 (en) * 2002-05-22 2005-10-01 Cata Electrodomesticos, S.L AUTOMATIC OPENING AIR EXTRACTOR.
GB2408095B (en) 2003-11-11 2007-11-14 Airflow Dev Ltd Ventilation device
US7326108B2 (en) 2005-02-16 2008-02-05 Airflow Developments Limited Ventilation device
US10408218B2 (en) * 2016-11-21 2019-09-10 Ge Aviation Systems Llc Fan with shut-off valve and method of operating
UA128875U (en) * 2018-04-18 2018-10-10 Дмитро Валерійович Хачатуров COMPLETE CONVERTER FREQUENCY CONVERTER

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB330873A (en) * 1928-12-27 1930-06-19 Elektr App Fr Sauter A G Fab Improvements in and relating to power-actuated throttle valves
US2616356A (en) * 1949-04-13 1952-11-04 Cunningham Engineering Company Heating and ventilating apparatus
US2649272A (en) * 1950-03-31 1953-08-18 Robert C Barbato Iris type valve construction
US3377045A (en) * 1963-07-24 1968-04-09 Welcker Friedrich Rotary field-controlled spring valve
GB1286254A (en) * 1968-09-11 1972-08-23 Parsons C A & Co Ltd Improvements in and relating to valves for controlling fluid flow
US3825182A (en) * 1973-05-17 1974-07-23 D Bauchmann Control devices for dampers and the like
US4114465A (en) * 1976-12-06 1978-09-19 Vapor Corporation Modulating failsafe valve actuator using differential gearing
US4273307A (en) * 1978-09-18 1981-06-16 Vapor Corporation Clutch for valve actuator
JPS5697111U (en) * 1979-12-25 1981-08-01
US4327894A (en) * 1980-05-21 1982-05-04 Mks Instruments, Inc. Linearized controlled valves
DE3034007A1 (en) * 1980-09-10 1982-04-15 Walter Ing.(Grad.) 7000 Stuttgart Dreizler Mechanically drive room air-conditioning flap - has electric control for driving motor on strip across inner tube, with mounting angle of 30 degrees
GB2092713B (en) * 1981-02-11 1984-07-18 Appliance Components Ltd A motor driven control valve
EP0116734A1 (en) * 1983-02-15 1984-08-29 Fujikin International, Inc. Valve control device
GB2142709B (en) * 1983-06-27 1986-05-08 Drayton Controls Fluid-flow control apparatus
CA1255186A (en) * 1985-11-14 1989-06-06 Patrick Tolley Digital servo-valve
JPS62136680U (en) * 1986-02-21 1987-08-28
GB2199897A (en) * 1987-01-15 1988-07-20 Airflow Dev Ltd An extractor fan
US4741508A (en) * 1987-04-13 1988-05-03 Rikuo Fukamachi Actuator for valve
US4844120A (en) * 1988-04-27 1989-07-04 Myers Melvin J Motorized control damper

Also Published As

Publication number Publication date
GB2227550A (en) 1990-08-01
EP0365343A2 (en) 1990-04-25
EP0365343A3 (en) 1991-09-25

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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)