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GB241787A - Improvements relating to wind-directed ventilator cowls - Google Patents

Improvements relating to wind-directed ventilator cowls

Info

Publication number
GB241787A
GB241787A GB646625A GB646625A GB241787A GB 241787 A GB241787 A GB 241787A GB 646625 A GB646625 A GB 646625A GB 646625 A GB646625 A GB 646625A GB 241787 A GB241787 A GB 241787A
Authority
GB
United Kingdom
Prior art keywords
wind
directed
improvements relating
cowls
ventilator
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
GB646625A
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.)
FRANCIS WHINARY KELLETT
Original Assignee
FRANCIS WHINARY KELLETT
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 FRANCIS WHINARY KELLETT filed Critical FRANCIS WHINARY KELLETT
Priority to GB646625A priority Critical patent/GB241787A/en
Publication of GB241787A publication Critical patent/GB241787A/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)
  • Body Structure For Vehicles (AREA)

Abstract

241,787. Kellett, F. W. March 10, 1925. Ventilating-shaft tops. - A wind-directed ventilating-shaft top has its vane 9 pivoted in a slotted head 7 on the spindle 3 so that it can be secured by a chain 14 in either of two opposite positions.
GB646625A 1925-03-10 1925-03-10 Improvements relating to wind-directed ventilator cowls Expired GB241787A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB646625A GB241787A (en) 1925-03-10 1925-03-10 Improvements relating to wind-directed ventilator cowls

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB646625A GB241787A (en) 1925-03-10 1925-03-10 Improvements relating to wind-directed ventilator cowls

Publications (1)

Publication Number Publication Date
GB241787A true GB241787A (en) 1925-10-29

Family

ID=9814987

Family Applications (1)

Application Number Title Priority Date Filing Date
GB646625A Expired GB241787A (en) 1925-03-10 1925-03-10 Improvements relating to wind-directed ventilator cowls

Country Status (1)

Country Link
GB (1) GB241787A (en)

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