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| Number | Title | Issue Date |
| 7297045 | Smart smoke unit A smoke generating device for a model train that includes a smoke generating element supported by a support member. The smoke generating element can be wound around the support member is a generally helical pattern. The number of turns and the distance between turns... | 11/20/2007 |
| 7284986 | Medical training aid having inflatable airways A medical training manikin having a body, a model of a lung including inflatable airways communicating with the lung model, and fastener means for selectively attaching the model of a lung to the body. The model of a lung is used to demonstrate various lung function... | 10/23/2007 |
| 7125309 | Smart smoke unit A smoke generating unit for a model train that varies the rate of smoke produce in response to changes in the load on the model train. The smoke generating unit includes a housing, a smoke element and a motor driven fan. The housing can be formed of two sub-housings... | 10/24/2006 |
| 7086920 | Fog filled bubble blower A fog filled bubble blower having a housing containing or attached to a battery box, exhaust fan, fog fluid reservoir, fog chamber, heating element assembly, electric motor, nozzle, and bubble wand, and switched circuits to operate the electric motor and heating ele... | 08/08/2006 |
| 6964595 | Child's infant-care play center A child's infant-care play center includes a table having a recessed bath tub and a changing-table/bed removably disposed over the tub. Upstanding dividers and a headboard demarcate respective bathing/changing/sleeping and washing-sink/eating areas on the table. A f... | 11/15/2005 |
| 6921267 | Lung simulator for an integrated human patient simulator A simulated lung for use in real time simulated medical procedures comprising a positive pressure source of a gas, a vacuum pressure source, a fixed interior volume vessel having an inlet, an outlet, and a breath passage port, the inlet in communication with the pos... | 07/26/2005 |
| 6826355 | Smoke generator with combined spacer and wetting wire and toy smoke-ring gun using same A toy gun produces a series of traveling smoke rings. It has a smoke chamber fed with smoke from a battery-powered electrical resistance generator. An elastic, edge-mounted diaphragm extends across at least a portion of the rear of the smoke chamber. A reciprocating... | 11/30/2004 |
| 6485347 | Puffing fan driven smoke unit for a model train The present invention provides a smoke generator for a model train. The invention allows a toy locomotive to produce smoke as an actual train would, in a puffing pattern. The present achieves its purpose by manipulating the flow of air through a smoke gen... | 11/26/2002 |
| 6421502 | Smoke generator and toy smoke-ring gun using same A toy gun (10) produces a series of traveling smoke rings (12). It has a smoke chamber (14) fed with smoke from a battery (24)-powered electrical resistance generator (30). An elastic, edge-mounted diaphragm (74) extends across at least a portion of the r... | 07/16/2002 |
| 6415799 | Smoking deterring ashtray device A smoking deterring ashtray device for using as a smoking deterrent to get the user to stop smoking. The smoking deterring ashtray device includes a base member; and also includes a body assembly including a torso-shaped body member being securely dispose... | 07/09/2002 |
| 6280278 | Smoke generation system for model toy applications A smoke generation system for use in model toys. The system includes a reservoir for holding smoke fluid, a heating element for converting the smoke fluid into smoke, a pump unit for delivering smoke fluid from the reservoir to the heating element, and a ... | 08/28/2001 |
| 6048250 | Toy dart A toy dart includes a cylindrical wall having an inner surface, an outer surface, a first open end at one end of the cylindrical wall, and second open end at the other end of the cylindrical wall. At least two fins are attached to the outer surface of the... | 04/11/2000 |
| 5725126 | Pump system for transporting liquid smoke for model railroads This pump system is for model railroading enthusiasts that can be easily installed into any type of structure for model railroading. The pump system is a system for transporting liquid smoke for all scales in model railroading. This pump system will enhan... | 03/10/1998 |
| 5676886 | Low lying fog simulator and method A low lying fog simulator including a liquid carbon dioxide source and a cooler to be used with a smoke generating machine. The liquid carbon dioxide is forced through an expansion valve to provide a cold carbon dioxide gas pocket through which the smoke ... | 10/14/1997 |
| 5348508 | Toy with simulated force discharge A toy including a light source for emitting a light beam longitudinally outward of the toy, and a water discharge nozzle directed to intersect the light beam at a low angle thereto outward of the toy to diffuse and reflect the light for simulation of a fo... | 09/20/1994 |
| 5299809 | Naval battle toy apparatus A first and second boat member are provided, with the first member including a spring actuated torpedo directed through the hull of the first toy member arranged to engage and impact a target plate of a second boat member. Upon impact of the target plate,... | 04/05/1994 |
| 5205771 | Toy bomber for generating smoke-filled bubbles A device or machine for producing smoke-filled soap bubbles is provided. The device includes an air pumping mechanism such as an air bellows and a smoke-generating mechanism such as conventionally found in toy trains. The air pumping mechanism and the smo... | 04/27/1993 |
| 5069230 | Smoke generating apparatus An annular wall extending from a bottom wall foundation of a rotating burner assembly encloses a combustion zone into which combustible material is fed. An energized heating element mounted on an internally concave, heat insulating surface of the annular ... | 12/03/1991 |
| 4911671 | Novelty kit and method for using it to relieve tension and stress A method and kit for helping relieve tension and stress includes inflatable cellular assemblies, which are either configured in the shape of a desired design, or bears markings in the shape of a desired design. A mallet is used for striking the individual... | 03/27/1990 |
| 4771796 | Electrically operated simulated cigarette A simulated cigarette having the appearance of an actual cigarette, comprising a body defining a housing having an axial chamber, one end of the body formed of a light-transmitting material simulating a cigarette ash and having an electric lamp mounted th... | 09/20/1988 |
| 4741717 | Smoke generator for passive toy The disclosure relates to a smoke generator for a toy, primarily passive toys, which the blower for blowing smoke out of the smoke generating chamber operates intermittently and mechanically, simultaneously with the generation of the smoke, so that the op... | 05/03/1988 |
| 4735282 | Device and circuit for the generation of vortex rings A device for the generation of vortex rings which consists of a box supplied with orifices and electromechanic transformers. The electromechanic transformers are controlled by signalers and cause pressure waves within the box which form vortex rings at th... | 04/05/1988 |
| 4398547 | Torus smoking pipe A smoking pipe in the form of a round or oval torus is provided having a bowl for the reception of a substance to be smoked at one end and a mouth hole at the opposite end with smoke passages leading from said bowl to said mouth hole on both sides of the ... | 08/16/1983 |
| 4374038 | Method producing steam-like fumes for toy engine A fuming or smoke-emitting device used on a model steam locomotive of railway model driven by an electric motor. It is therefore required to reduce the fuming device as much as possible and to simulate the smoke exhausted from the actual locomotive in the... | 02/15/1983 |
| 4332101 | Toy kitchen assembly A toy stove assembly includes a housing member configured to simulate a stove with an upper burner portion. A cooking vessel has an apertured false bottom connected to a conduit that extends to the exterior of the cooking vessel. Pressurized air is genera... | 06/01/1982 |
| 4303397 | Smoke generating apparatus A smoke generating apparatus is disclosed for providing a nontoxic smoke so s to simulate the smoke of a fire. The smoke generating apparatus comprises a storage tank, a smoke producing agent stored in the storage tank, and a housing affixed to the top of ... | 12/01/1981 |
| 4300578 | Jewelry smoking device Jewelry smoking devices are described which are in the form of ornamental pipe members suitable for being worn as items of jewelry. Each smoking device has a tobacco receiving portion for receiving smoking tobacco for the purpose of burning the same, and ... | 11/17/1981 |
| 4233998 | Smoking apparatus A cigarette smoking apparatus is provided, in which a cigarette may be mounted to protect it from the wind, and which acts as an ashtray, collecting ashes, sparks, and the like. A cigarette holder is sized to receive and hold a cigarette and is supported ... | 11/18/1980 |
| 4090320 | Smoke ring box A smoke ring device that permits the user to create through an outlet on the housing thereof a series of smoke rings created from a fine powder by generating means contained within the housing having associated therewith pumping means for manually obtaini... | 05/23/1978 |
| 4079937 | Combination pipe and game A combination game and tobacco smoking device is disclosed. The device includes a base supporting a transparent air-tight chamber and a pipe bowl. A smoking tube communicates with both the pipe bowl and chamber to permit the user to draw smoke from the bo... | 03/21/1978 |
| 3940060 | Vortex ring generator A vortex generator including a heat source in the base of a cylindrical member with a circular ringwing in the shape of an airfoil which is lifted upward and then impulsively released to move rapidly downward and thus generate a vortex behind it. The vort... | 02/24/1976 |