FR2480366B1 - Dispositif d'obturation a volets mobiles - Google Patents

Dispositif d'obturation a volets mobiles

Info

Publication number
FR2480366B1
FR2480366B1 FR8107174A FR8107174A FR2480366B1 FR 2480366 B1 FR2480366 B1 FR 2480366B1 FR 8107174 A FR8107174 A FR 8107174A FR 8107174 A FR8107174 A FR 8107174A FR 2480366 B1 FR2480366 B1 FR 2480366B1
Authority
FR
France
Prior art keywords
shuttering device
mobile shutters
shutters
mobile
shuttering
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
FR8107174A
Other languages
English (en)
Other versions
FR2480366A1 (fr
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.)
PAX ELECTRO PRODUCTS AB
Original Assignee
PAX ELECTRO PRODUCTS AB
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 PAX ELECTRO PRODUCTS AB filed Critical PAX ELECTRO PRODUCTS AB
Publication of FR2480366A1 publication Critical patent/FR2480366A1/fr
Application granted granted Critical
Publication of FR2480366B1 publication Critical patent/FR2480366B1/fr
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/08Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/12Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures
    • F04D25/14Units 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air-Flow Control Members (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
  • Pinball Game Machines (AREA)
FR8107174A 1980-04-11 1981-04-09 Dispositif d'obturation a volets mobiles Expired FR2480366B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8002743A SE8002743L (sv) 1980-04-11 1980-04-11 Reglerbar spjellanordning

Publications (2)

Publication Number Publication Date
FR2480366A1 FR2480366A1 (fr) 1981-10-16
FR2480366B1 true FR2480366B1 (fr) 1985-10-04

Family

ID=20340723

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8107174A Expired FR2480366B1 (fr) 1980-04-11 1981-04-09 Dispositif d'obturation a volets mobiles

Country Status (7)

Country Link
US (1) US4407188A (fr)
JP (1) JPS56156499A (fr)
DE (1) DE3114707A1 (fr)
FR (1) FR2480366B1 (fr)
GB (1) GB2074243B (fr)
NL (1) NL8101725A (fr)
SE (1) SE8002743L (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5105732A (en) * 1990-11-28 1992-04-21 Sheu Muh Chuan Wall fan with proctective cover device
GB2265001A (en) * 1992-03-12 1993-09-15 Hunter International A backdraught shutter for a ventilating fan
US9091455B1 (en) * 2011-10-12 2015-07-28 Jan B. Coster Swamp cooler blower fan hole cover

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US957776A (en) * 1906-02-23 1910-05-10 Robert A Ilg Ventilating-fan.
US2332552A (en) * 1943-03-24 1943-10-26 John T Belanger Roof fan ventilator
US2850258A (en) * 1955-08-03 1958-09-02 Robertshaw Fulton Controls Co Electromagnetically operated valve
GB810180A (en) * 1956-06-18 1959-03-11 Gen Motors Corp Improvements relating to axial-flow compressors
US3072041A (en) * 1960-01-06 1963-01-08 Vent Axia Ltd Fans
GB910474A (en) * 1960-01-06 1962-11-14 Vent Axia Ltd Improvements in and relating to fans
US3263906A (en) * 1963-07-22 1966-08-02 Task Corp Stator vane check valve
US3284044A (en) * 1964-04-03 1966-11-08 Automatic Switch Co Valve disc guide for lever-operated solenoid valves
GB1125851A (en) * 1966-03-04 1968-09-05 British Broadcasting Corp Improvements in colour television transmitters
US3960464A (en) * 1975-03-25 1976-06-01 Vent Axia Limited Improvements in and relating to fans

Also Published As

Publication number Publication date
SE8002743L (sv) 1981-10-12
US4407188A (en) 1983-10-04
DE3114707A1 (de) 1982-01-28
FR2480366A1 (fr) 1981-10-16
NL8101725A (nl) 1981-11-02
JPS56156499A (en) 1981-12-03
GB2074243A (en) 1981-10-28
GB2074243B (en) 1984-02-22

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Legal Events

Date Code Title Description
ST Notification of lapse