FR562276A - Improvements to meters and chimney and ventilation pipes - Google Patents

Improvements to meters and chimney and ventilation pipes

Info

Publication number
FR562276A
FR562276A FR562276DA FR562276A FR 562276 A FR562276 A FR 562276A FR 562276D A FR562276D A FR 562276DA FR 562276 A FR562276 A FR 562276A
Authority
FR
France
Prior art keywords
chimney
meters
ventilation pipes
ventilation
pipes
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
French (fr)
Inventor
William Heywood 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 FR562276A publication Critical patent/FR562276A/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)
FR562276D 1923-02-16 1923-02-16 Improvements to meters and chimney and ventilation pipes Expired FR562276A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR562276T 1923-02-16

Publications (1)

Publication Number Publication Date
FR562276A true FR562276A (en) 1923-11-08

Family

ID=8944186

Family Applications (1)

Application Number Title Priority Date Filing Date
FR562276D Expired FR562276A (en) 1923-02-16 1923-02-16 Improvements to meters and chimney and ventilation pipes

Country Status (1)

Country Link
FR (1) FR562276A (en)

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