CA963349A - Horizontal fire damper - Google Patents

Horizontal fire damper

Info

Publication number
CA963349A
CA963349A CA140,334A CA140334A CA963349A CA 963349 A CA963349 A CA 963349A CA 140334 A CA140334 A CA 140334A CA 963349 A CA963349 A CA 963349A
Authority
CA
Canada
Prior art keywords
fire damper
horizontal fire
horizontal
damper
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.)
Expired
Application number
CA140,334A
Inventor
John C. Kurz
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.)
Advanced Air Technologies Inc
Original Assignee
Advanced Air Technologies Inc
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 Advanced Air Technologies Inc filed Critical Advanced Air Technologies Inc
Application granted granted Critical
Publication of CA963349A publication Critical patent/CA963349A/en
Expired 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Air-Flow Control Members (AREA)
CA140,334A 1971-09-27 1972-04-18 Horizontal fire damper Expired CA963349A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18381871A 1971-09-27 1971-09-27

Publications (1)

Publication Number Publication Date
CA963349A true CA963349A (en) 1975-02-25

Family

ID=22674407

Family Applications (1)

Application Number Title Priority Date Filing Date
CA140,334A Expired CA963349A (en) 1971-09-27 1972-04-18 Horizontal fire damper

Country Status (2)

Country Link
US (1) US3747662A (en)
CA (1) CA963349A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3907020A (en) * 1973-07-12 1975-09-23 Ruskin Mfg Co Fire damper
US4067377A (en) * 1974-11-15 1978-01-10 Anemostat Products Division, Dynamics Corporation Of America Air control damper
US4333392A (en) * 1980-01-14 1982-06-08 Nailor Michael T Fire damper
US12186602B1 (en) * 2019-03-25 2025-01-07 Metal-Fab, Inc. Dynamic damper in the ductwork of an air handling system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US122615A (en) * 1872-01-09 Improvement in fire-proof shutters
US3327764A (en) * 1965-01-18 1967-06-27 Air Balance Damper and method of making same

Also Published As

Publication number Publication date
US3747662A (en) 1973-07-24

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