FR551780A - Perfectionnements aux ventilateurs - Google Patents

Perfectionnements aux ventilateurs

Info

Publication number
FR551780A
FR551780A FR551780DA FR551780A FR 551780 A FR551780 A FR 551780A FR 551780D A FR551780D A FR 551780DA FR 551780 A FR551780 A FR 551780A
Authority
FR
France
Prior art keywords
fan
fan improvements
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
Other languages
English (en)
Inventor
William Haywood Mottershall
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 filed Critical
Application granted granted Critical
Publication of FR551780A publication Critical patent/FR551780A/fr
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)
FR551780D 1922-05-20 1922-05-20 Perfectionnements aux ventilateurs Expired FR551780A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR551780T 1922-05-20

Publications (1)

Publication Number Publication Date
FR551780A true FR551780A (fr) 1923-04-13

Family

ID=8937103

Family Applications (1)

Application Number Title Priority Date Filing Date
FR551780D Expired FR551780A (fr) 1922-05-20 1922-05-20 Perfectionnements aux ventilateurs

Country Status (1)

Country Link
FR (1) FR551780A (fr)

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