Class 131/195 - Cooling air passages

Subclass of Class 131 - Tobacco
Definition: Smoking devices provided with passages for air to flow in
No. of patents: 26
Last issue date: 06/19/2007

Number	Title	Issue Date
7231923	Smoking article including a catalytic smoke reformer A smoking article includes a tobacco rod in axial alignment with a filter section with a catalyst bed disposed between the tobacco rod and the filter section. The catalyst bed may be heated from an external portable heating source or may be heated by the internal ev...	06/19/2007
6994096	Flow distributor of an electrically heated cigarette smoking system A heater fixture for use in an electrically heated cigarette smoking system having a source of electrical energy for heating a cigarette includes an inner wall or barrel having at least one opening through the inner wall extending from an outer peripheral surface to...	02/07/2006
5738116	Fluid-cooled smoking device An improved fluid-cooled smoking device wherein the smoke is bubbled up through the fluid contained in one reservoir or housing and then mixes and flows with this fluid as it is flowing into another fluid containing reservoir or housing, which the smoke a...	04/14/1998
5464026	Device for smoking tobacco and the like 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....	11/07/1995
5269327	Electrical smoking article An article is provided in which a tobacco flavor medium is electrically heated to evolve inhalable tobacco flavors or other components in vapor or aerosol form. The article has a plurality of charges of the tobacco flavor medium which are heated sequentia...	12/14/1993
5159940	Smoking article A smoking article in which a flavored aerosol is generated by heat transfer to a flavor bed from the combustion of a carbon heat source is provided wherein the carbon heat source and the flavor bed are contained within a non-combustible substantially cyli...	11/03/1992
5099861	Aerosol delivery article An aerosol delivery article includes a longitudinally segmented combustible fuel element, and a substrate carrying flavor or a drug positioned physically separate from the fuel element. The fuel element is composed of a carbonaceous material and is extrud...	03/31/1992
5082008	Smoking article A smoking article includes a generally cylindrically shaped fuel column with a corrugated-shaped channel formed longitudinally through the fuel column and concentric therewith. A flavor releasing material coats the corrugated wall of the channel and the f...	01/21/1992
5050621	Smoking articles There is provided a smoking article comprising a heating unit, aerosol generation section in flow communication at a first end thereof with said heating unit, nicotine source in flow communication at a first end thereof with the heating unit, a mixing spa...	09/24/1991
5027836	Insulated smoking article The present invention preferably relates to an insulated smoking article which is capable of producing substantial quantities of smoke, both initially and over the useful life of the product, without significant thermal degradation of the aerosol former a...	07/02/1991
4989619	Smoking article with improved fuel element The present invention preferably relates to a smoking article which is capable of producing substantial quantities of aerosol, both initially and over the useful life of the product, without significant thermal degradation of the aerosol former and withou...	02/05/1991
4969476	Smoking article An elongate smoking article for releasing an aerosol into the mouth of a smoker comprises, a fuel rod having a light-up end adapted to be lit by a smoker; a tube extending from the fuel rod to a mouth end of the article thereby defining a condensation cha...	11/13/1990
4955399	Smoking article A cigarette provides tobacco flavor by heating tobacco, but not burning tobacco or any other material. A heat source which includes a metal oxide (e.g., calcium oxide), an anhydrous metal sulfate (e.g., magnesium sulfate), an inorganic salt and a sugar, g...	09/11/1990
4947875	Flavor delivery articles utilizing electrical energy Flavor delivery articles employ an electrical resistance heating element and an electrical power source to provide a flavored aerosol. The articles advantageously comprise a disposable portion and a reusable controller. The disposable portion normally inc...	08/14/1990
4934384	Tobacco pipe combustion accessory A tobacco pipe combustion maintenance accessory for maintaining continuous burning of tobacco in the bowl of a pipe once the tobacco is initially ignited. The device includes a generally flat body having a curvilinear concave reflective surface on one sid...	06/19/1990
4848374	Smoking device A smoking device for releasing an aerosol into the mouth of a smoker comprises in combination, a chamber into which a mixture of air and a liquid aerosol precursor is introduced, a heat source surrounding the chamber, a first duct providing communication ...	07/18/1989
4819665	Aerosol delivery article An aerosol delivery article is capable of producing substantial quantities of smoke, both initially and over the useful lifetime of the product, without significant thermal degradation of the aerosol former and without the presence of substantial pyrolysi...	04/11/1989
4774970	Smoking appliance and method A smoker's appliance including a passageway upstream from the site of the tobacco, a passageway downstream thereof and means for elevating the upstream passageway's temperature to provide superheated area to the site of combustion. Downstream from the sit...	10/04/1988
4773435	Device for decreasing side stream smoke of tobacco products A device for a cigarette comprises many plate units with a cigarette holding hole that are connected with each other detachably. Inserting a cigarette into the hole of the device when lit and not puffed, side smoke stream from the burning point of the cig...	09/27/1988
4637407	Cigarette holder A fire safe, environmentally protective cigarette holder for fully enveloping a lit cigarette and in which an internal power source maintains a flow of air to the lit portion and drives the exhaust smoke through a filter before it is vented to the atmosph...	01/20/1987
4596258	Smoking devices A smoking device is disclosed which allows the user to regulate the air he inhales to consist of pure tobacco smoke, pure air, pure air carrying volatile substances, or a mixture of tobacco smoke and air carrying volatile substances. This is accomplished ...	06/24/1986
4303083	Device for evaporation and inhalation of volatile compounds and medications A device for inhaling a mixture of air and vaporized volatile compounds, but without combustion or thermal decomposition of the volatile compounds or of other non-volatile organic matter, as is the case in ordinary smoking methods. The device is intended ...	12/01/1981
4275747	Smoking pipe A smoking pipe having a metal air injection pin in the stem for conductively cooling the smoke and for introducing and mixing a controlled amount of air into the smoke stream proportional to the smoke stream velocity....	06/30/1981
4190063	Smoker's pipe A smoker's pipe has a tobacco bowl for burning tobacco and a stem extending from the bowl. A control system produces a draft via a free flow of air through tobacco in the bowl whereby the tobacco burns freely and evaporates moisture in the tobacco and eli...	02/26/1980
4029109	Fluid-cooled smoking device A fluid-cooled smoking device includes a plurality of concentrically disposed tubular members which, depending upon the predetermined length of some of such members, and/or the provision of apertures therewithin, together define an elongated serpentine fl...	06/14/1977
4020853	Smoking pipe A smoking pipe which can be made of an artistically ornamented ceramic such as porcelain wherein means is provided for maintaining the outer wall at a sufficiently low temperature to permit comfortable handling by the smoker, there being spaced inner and ...	05/03/1977

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Class 131/195 - Cooling air passages