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US 5,020,549 AGranted
Smokeless ashtray with controlled combustion chambers
OwnerTadeusz P. Wojcikinventor
Life of this patent
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Abstract
A smokeless ashtray with controlled combustion chambers comprising a body of suitable shape and material or suitably integrated combination of materials. A top surface and a bottom surface. An ash collecting cavity integrated with an ashtray wall and the top surface. A number of controlled combustion chambers integrated with the top surface, each having a curved controlled combustion chamber surface, a groove located on the curved controlled combustion chamber surface, and a notch in the ashtray wall.
Claims1
A smokeless ashtray comprising:
- a body having a top surface and a bottom surface, the top surface having an ash receiving cavity recessed therein having a sidewall;
- at least one controlled combustion chamber integrated with said top surface comprising a cigarette receiving channel having a curved surface and a groove in said surface extending along the length of said channel;
- a first end of said channel being in communication with said ash receiving cavity via a notch in said sidewall of said cavity;
- said groove having a depth which increases along the length of said channel from said first end to the opposite end thereof, such that the combustion rate of a lit cigarette placed in said channel may be adjusted by adjusting the position of the cigarette along the length of said channel.
1 more element
Dependencies are inferred from the claim text.