GB461721A - Improved smoke cowl - Google Patents

Improved smoke cowl

Info

Publication number
GB461721A
GB461721A GB832836A GB832836A GB461721A GB 461721 A GB461721 A GB 461721A GB 832836 A GB832836 A GB 832836A GB 832836 A GB832836 A GB 832836A GB 461721 A GB461721 A GB 461721A
Authority
GB
United Kingdom
Prior art keywords
cowl
casing
cover
chimney
improved smoke
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
GB832836A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB832836A priority Critical patent/GB461721A/en
Publication of GB461721A publication Critical patent/GB461721A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L17/00—Inducing draught; Tops for chimneys or ventilating shafts; Terminals for flues
    • F23L17/02—Tops for chimneys or ventilating shafts; Terminals for flues
    • F23L17/10—Tops for chimneys or ventilating shafts; Terminals for flues wherein the top moves as a whole

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

461,721. Chimney tops. NOTARIANNI, G. March 20, 1936, No. 8328. [Class 25] In a chimney cowl of the kind comprising a prismatic casing k with opposed lateral outlet openings each controlled by an independently operating pivotally suspended flap f which is disposed between vertical wind shields e projecting from the casing and which is counterbalanced so as to close under the action of external wind pressure, the counterbalancing means b extend into the cowl through an opening in the casing so as to be concealed from view and protected by the cap or cover a of the cowl. The cover a is hinged to one side of the casing to facilitate cleaning.
GB832836A 1936-03-20 1936-03-20 Improved smoke cowl Expired GB461721A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB832836A GB461721A (en) 1936-03-20 1936-03-20 Improved smoke cowl

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB832836A GB461721A (en) 1936-03-20 1936-03-20 Improved smoke cowl

Publications (1)

Publication Number Publication Date
GB461721A true GB461721A (en) 1937-02-23

Family

ID=9850423

Family Applications (1)

Application Number Title Priority Date Filing Date
GB832836A Expired GB461721A (en) 1936-03-20 1936-03-20 Improved smoke cowl

Country Status (1)

Country Link
GB (1) GB461721A (en)

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