GB609741A - Improvements in chimney cowls and ventilating devices - Google Patents

Improvements in chimney cowls and ventilating devices

Info

Publication number
GB609741A
GB609741A GB3338745A GB3338745A GB609741A GB 609741 A GB609741 A GB 609741A GB 3338745 A GB3338745 A GB 3338745A GB 3338745 A GB3338745 A GB 3338745A GB 609741 A GB609741 A GB 609741A
Authority
GB
United Kingdom
Prior art keywords
chimney
class
vertical tube
ventilating devices
flue
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
GB3338745A
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 GB3338745A priority Critical patent/GB609741A/en
Publication of GB609741A publication Critical patent/GB609741A/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

Abstract

609,741. Chimney tops. POOL, J. H. April 10, 1946, No. 33387/45. [Class 25] A chimney top or flue pipe terminal consists of part spherical plates B and D so spaced apart as to obtain a Venturi effect at the outlet end of the flue the plate D having holes F to prevent the accumulation of rain therein, distance pieces E in the form of plain metal bars or bolts with sleeves thereon, and a vertical tube A. If desired the vertical tube A may contain a pressure operated damper. Specification 323,725, [Class 25], is referred to.
GB3338745A 1946-04-10 1946-04-10 Improvements in chimney cowls and ventilating devices Expired GB609741A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3338745A GB609741A (en) 1946-04-10 1946-04-10 Improvements in chimney cowls and ventilating devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3338745A GB609741A (en) 1946-04-10 1946-04-10 Improvements in chimney cowls and ventilating devices

Publications (1)

Publication Number Publication Date
GB609741A true GB609741A (en) 1948-10-06

Family

ID=10352275

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3338745A Expired GB609741A (en) 1946-04-10 1946-04-10 Improvements in chimney cowls and ventilating devices

Country Status (1)

Country Link
GB (1) GB609741A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2766678A (en) * 1954-03-04 1956-10-16 Wayne E Morris Chimney cap
US2988982A (en) * 1958-01-15 1961-06-20 Brewer Clifford Edmund Chimney cowls and ventilating devices
US3302552A (en) * 1965-03-17 1967-02-07 Gulf Research Development Co Venting apparatus including venturi means
US3385197A (en) * 1966-08-05 1968-05-28 Greber Henry Wind ejector for cooling towers and stacks
FR2486203A1 (en) * 1980-07-04 1982-01-08 Nira Spa Chimney cowl for maximum draught - consists of two coaxial discs with convex faces spaced apart and curved in opposite directions on top of chimney

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2766678A (en) * 1954-03-04 1956-10-16 Wayne E Morris Chimney cap
US2988982A (en) * 1958-01-15 1961-06-20 Brewer Clifford Edmund Chimney cowls and ventilating devices
US3302552A (en) * 1965-03-17 1967-02-07 Gulf Research Development Co Venting apparatus including venturi means
US3385197A (en) * 1966-08-05 1968-05-28 Greber Henry Wind ejector for cooling towers and stacks
FR2486203A1 (en) * 1980-07-04 1982-01-08 Nira Spa Chimney cowl for maximum draught - consists of two coaxial discs with convex faces spaced apart and curved in opposite directions on top of chimney

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