GB561730A - Improvements relating to tobacco pipes - Google Patents
Improvements relating to tobacco pipesInfo
- 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
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
Landscapes
- Joining Of Building Structures In Genera (AREA)
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.
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) |
-
1943
- 1943-02-18 GB GB271843A patent/GB561730A/en not_active Expired
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