FR2280402A1 - Volets coupe-feu a fermeture automatique - Google Patents

Volets coupe-feu a fermeture automatique

Info

Publication number
FR2280402A1
FR2280402A1 FR7523619A FR7523619A FR2280402A1 FR 2280402 A1 FR2280402 A1 FR 2280402A1 FR 7523619 A FR7523619 A FR 7523619A FR 7523619 A FR7523619 A FR 7523619A FR 2280402 A1 FR2280402 A1 FR 2280402A1
Authority
FR
France
Prior art keywords
lamellae
folded
duct
springs
fire
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
FR7523619A
Other languages
English (en)
Other versions
FR2280402B1 (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.)
CABLEWAYS Ltd
Original Assignee
CABLEWAYS 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
Priority claimed from GB3378274A external-priority patent/GB1512374A/en
Application filed by CABLEWAYS Ltd filed Critical CABLEWAYS Ltd
Publication of FR2280402A1 publication Critical patent/FR2280402A1/fr
Application granted granted Critical
Publication of FR2280402B1 publication Critical patent/FR2280402B1/fr
Granted legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C2/00—Fire prevention or containment
    • A62C2/06—Physical fire-barriers
    • A62C2/12—Hinged dampers
    • A62C2/14—Hinged dampers with two or more blades
    • A62C2/16—Hinged dampers with two or more blades multi-vane roll or fold-up type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/36—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position
    • F16K17/38—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position of excessive temperature

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Mechanical Engineering (AREA)
  • Air-Flow Control Members (AREA)
FR7523619A 1974-07-31 1975-07-29 Volets coupe-feu a fermeture automatique Granted FR2280402A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3378374 1974-07-31
GB3378274A GB1512374A (en) 1974-07-31 1974-07-31 Selfclosing anti-fire shutters

Publications (2)

Publication Number Publication Date
FR2280402A1 true FR2280402A1 (fr) 1976-02-27
FR2280402B1 FR2280402B1 (fr) 1981-01-23

Family

ID=26262016

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7523619A Granted FR2280402A1 (fr) 1974-07-31 1975-07-29 Volets coupe-feu a fermeture automatique

Country Status (2)

Country Link
DE (1) DE2534297C2 (fr)
FR (1) FR2280402A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3711742A1 (de) * 1987-04-07 1988-10-27 Ulrich Dipl Ing Grote Schutzschrankhochlager

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1114215A (en) * 1964-06-17 1968-05-22 Air Balance Blade assembly and fire damper including same
US3525378A (en) * 1968-05-17 1970-08-25 Ruskin Mfg Co Damper construction and spring

Also Published As

Publication number Publication date
DE2534297C2 (de) 1983-07-21
FR2280402B1 (fr) 1981-01-23
DE2534297A1 (de) 1976-02-12

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Legal Events

Date Code Title Description
TP Transmission of property
TP Transmission of property
ST Notification of lapse