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Class 131/244 - Fluid type


Subclass of Class 131 - Tobacco
Definition: Smoking device cleaners for cleaning by means of fluid flow.
No. of patents: 7
Last issue date: 04/01/2008


NumberTitleIssue Date
7350523Tobacco smoking pipe
A cigar shaped tobacco smoking pipe having a draw piece (14) with a band (12) adapted by proper sizing or screw thread to receive either end of a bowl piece (16). A bore (18) communicates with a smoking cavity (20), a chamber (1...
04/01/2008
7243959Reactor water isolation devices
A seal clamp assembly for sealing an opening in a piping system includes, in an exemplary embodiment, a base having a first side, a second side and an aperture extending therethrough from the first side to the second side, and a brace coupled to the base. The brace ...
07/17/2007
6418938Brush cleaning unit for the heater fixture of a smoking device
A brush cleaning unit for a heater fixture of a smoking device includes a holder such as a tube wherein the heater fixture can be washed with a liquid by a movable brush. The tube can include first and second ends, a portion of a key for cooperating with ...
07/16/2002
6119700Brush cleaning unit for the heater fixture of a smoking device
A brush cleaning unit for a heater fixture of a smoking device includes a tube having a first end and a second end, the tube including a portion of a key for cooperating with a corresponding portion of the key on a heater fixture for attaching and orienti...
09/19/2000
6116247Cleaning unit for the heater fixture of a smoking device
A cleaning unit used to clean condensates formed during use of a component of a smoking system. The component can be a heating fixture having a cigarette receiving section and a plurality of longitudinally extending circumferentially spaced apart heating ...
09/12/2000
4340073Expanding tobacco
A process for expanding tobacco is provided which employs liquid carbon dioxide as the expansion agent. Tobacco is contacted with liquid carbon dioxide to thoroughly impregnate the tobacco with the liquid carbon dioxide. The carbon dioxide impregnated tob...
07/20/1982
4250630Tobacco-pipe holder and dryer
A tobacco pipe holder and dryer comprises a hollow housing having a cylindrical base portion and an upper portion opening from the base portion extending upward and flared outward therefrom and having around its upper periphery a plurality of downwardly d...
02/17/1981
 
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