GB561730A - Improvements relating to tobacco pipes - Google Patents

Improvements relating to tobacco pipes

Info

Publication number
GB561730A
GB561730A GB271843A GB271843A GB561730A GB 561730 A GB561730 A GB 561730A GB 271843 A GB271843 A GB 271843A GB 271843 A GB271843 A GB 271843A GB 561730 A GB561730 A GB 561730A
Authority
GB
United Kingdom
Prior art keywords
tobacco pipes
improvements relating
bowl
plug
groove
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
GB271843A
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 GB271843A priority Critical patent/GB561730A/en
Publication of GB561730A publication Critical patent/GB561730A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F1/00—Tobacco pipes
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F2700/00—Tobacco pipes; Bad-covers or accessories for smokers' pipes
    • A24F2700/03—Pipes with cooling or zigzag circulation of the smoke

Abstract

561,730. Tobacco pipes. HELM, E. B. Feb. 18, 1943, No. 2718. [Class 130] The bowl 2 has an internal helical groove 5 and vertical passages 11 through which the smoke passes downwards to the stem bore 6. A plug M in the base of the bowl is formed with vertical grooves 11 in its periphery and with helical teeth 10 for clearing the groove 5 when the plug is rotated by means of a screw-driver &c. engaging a slot in its upper face.
GB271843A 1943-02-18 1943-02-18 Improvements relating to tobacco pipes Expired GB561730A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB271843A GB561730A (en) 1943-02-18 1943-02-18 Improvements relating to tobacco pipes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB271843A GB561730A (en) 1943-02-18 1943-02-18 Improvements relating to tobacco pipes

Publications (1)

Publication Number Publication Date
GB561730A true GB561730A (en) 1944-06-01

Family

ID=9744574

Family Applications (1)

Application Number Title Priority Date Filing Date
GB271843A Expired GB561730A (en) 1943-02-18 1943-02-18 Improvements relating to tobacco pipes

Country Status (1)

Country Link
GB (1) GB561730A (en)

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