Device for smoking tobacco and the like
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 7, 1995
Grant Date -
N/A
app pub date -
Jan 11, 1994
filing date -
Jan 11, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
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.
First Claim
Family
International Classification(s)
Cited Art Landscape
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