Tobacco – Tobacco users' appliance – Device used for smoking
Patent
1994-01-11
1995-11-07
Bahr, Jennifer
Tobacco
Tobacco users' appliance
Device used for smoking
131195, A24F 116
Patent
active
054640261
ABSTRACT:
A device for smoking tobacco and the like has a housing having an upper wall and a lower wall, the upper wall mounting an air-permeable membrane communicating with a channel formed between the walls, and the channel being open at an end to the atmosphere. The upper and lower walls are preferably substantially planar and releasably attached together, for example by magnetic means. The air-permeable membrane suitably has a metal gauze mounted in an aperture formed in the upper wall, and the channel is preferably labyrinthine in form.
REFERENCES:
patent: 2330389 (1943-09-01), Smith
patent: 3631864 (1972-01-01), Beard
patent: 3834402 (1974-09-01), Paul
patent: 3902505 (1975-09-01), Carleton
patent: 4398547 (1983-08-01), Gillis
Crayson Nicholas M.
Gardner James H.
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