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Lawrence Welk, the bandleader who entertained millions of Americans over a generation of broadcasting his TV show, once received a patent: for a music-themed design of an ashtray.
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| Number | Title | Issue Date |
| 6450424 | Electromagnetically actuated valve An electromagnetically actuated valve (1) has a core (5), a solenoid coil (8) and an armature that can be acted upon by the solenoid coil (8) in a stroke direction in opposition to a restoring spring (27), and a valve needle (13). The valve needle (13) is... | 09/17/2002 |
| 6412709 | Fluid mixing-jetting apparatus, fluid mixer and snowmaker A fluid mixing-jetting apparatus includes an apparatus body provided at its upstream end with an inlet arrangement for introducing plural kinds of fluids into a flow passage formed in the apparatus body. The apparatus further includes an end plate closing... | 07/02/2002 |
| 6405942 | Fuel injector with compensating sealing element A fuel injector, in particular an injection valve for fuel injection systems of internal combustion engines, has a piezoelectric actuator or magnetostrictive actuator sealed against a fuel by an actuator seal and it has a valve closing body actuatable by ... | 06/18/2002 |
| 6405941 | Fuel injection valve for internal combustion engines A fuel injection valve for intermittent injection of fuel into the combustion chamber of a diesel or other form of internal combustion engine. The valve achieves a shorter than usual injection valve member, while avoiding valve member oscillation but reta... | 06/18/2002 |
| 6398124 | Powder injection system for detonation-operated projection gun The powder injection system consists of a dosage chamber directly fed by a conventional powder feeder and communicated with barrel of the detonation gun through a direct conduit. In this way, the pressure wave advancing through barrel enters the communica... | 06/04/2002 |
| 6382524 | Applicator for applying a fluid to a surface and method of applying a fluid to a surface The invention pertains to an applicator for applying a fluid to a surface, comprising a frame, an applicator roller, such as a cylindrical brush, rotatably mounted in the frame, a fluid pick-up roller rotatably mounted in the frame, the pick-up roller bei... | 05/07/2002 |
| 6378792 | Fuel injection nozzle A fuel injection nozzle is provided with a valve seat having a valve opening in which a valve is slidably provided, and a seat portion on which the valve is seated, and a nozzle tip having a sack portion and an injection opening 36a formed on the sack por... | 04/30/2002 |
| 6367559 | Double-blade deflector for side wall sprinkler An automatic flush sprinkler side wall sprinkler assembly includes a sprinkler body, a deflector, a closure member, and a trigger assembly. The deflector is movably mounted to the sprinkler body between a retracted position wherein at least a portion of t... | 04/09/2002 |
| 6347669 | Sprinkler The invention relates to a sprinkler comprising a holder body (3), at least one nozzle (2), a heat-activated release means (18) and a cover (13) which in a protective position is arranged in front of said nozzle when the sprinkler is in an inactive mode, ... | 02/19/2002 |
| 6345775 | Very high solid content aerosol delivery system This invention concerns very high solid content aerosol adhesives and an aerosol spray device for the application of such aerosols comprising a spray can, a valve mounted to the can, a button mounted to the valve to control its opening and closing, a nozz... | 02/12/2002 |
| 6345670 | Spray head The invention relates to a spray head comprising a holder body (3'), at least one nozzle (2', 2c') and a cover (13') which in a protective position is arranged in front of said nozzle when the spray head is in an inactive mode, the spray head comprising m... | 02/12/2002 |
| 6328230 | Fuel injector for an internal combustion engine A fuel injector for an internal combustion engine includes a first injection valve having a first valve element that can be displaced in an axial direction and a first actuating device located axially downstream from the first injection valve to actuate t... | 12/11/2001 |
| 6328224 | Replaceable liner for powder coating apparatus A dispensing device for powder coating material includes an outer device portion having a first inner surface and a central passageway for mounting the outer portion on a rotary shaft for rotating the dispensing device. An inner portion of the dispensing ... | 12/11/2001 |
| 6328232 | Fuel injector spring force calibration tube with internally mounted fuel inlet filter An engine fuel injector (10) having a fuel inlet tube (12) and a biasing spring (56) loading a solenoid actuated injection valve (50) within the injector (10) is provided with a calibration assembly (58) combining the calibration member (74) or tube with ... | 12/11/2001 |
| 6318644 | Fluid transfer pump wash-out apparatus and method A fluid transfer pump wash-out apparatus is provided to facilitate cleaning of fluid transfer pump system components. The wash-out apparatus is adapted for temporary or permanent insertion between at least one pump liquid source pick-up point and a pump i... | 11/20/2001 |
| 6318641 | Shape memory alloy fuel injector small package integral design A shape memory alloy actuator assembly for a fuel injector, having a small package integral design, wherein the response times of the shape memory alloy element is decreased to less than about 1 millisecond by forced, convective heat transfer from the SMA... | 11/20/2001 |
| 6315215 | Apparatus and method for ultrasonically self-cleaning an orifice An apparatus and a method for ultrasonically producing a spray of liquid. The apparatus includes a die housing which defines a chamber adapted to receive a pressurized liquid and a means for applying ultrasonic energy to a portion of the pressurized liqui... | 11/13/2001 |
| 6315217 | Fuel atomizing-injection apparatus A fuel atomizing-injection apparatus for internal combustion engines is disclosed. This apparatus is installed between the injector of a fuel injection device and the suction manifold of an engine, and is used for promoting vaporization of fuel injected f... | 11/13/2001 |
| 6311898 | Sealed-cell waterfall display unit A sealed-cell waterfall display unit comprises a closed cell having front and back walls (20 & 22), side walls (24 & 26), and top and bottom panels (28 & 30); a reservoir for water in the top of the cell (32); a reservoir for water in the bottom of the ce... | 11/06/2001 |
| 6311902 | Dispersion nozzle for gas delivery tube A nozzle for substantially laminar dispersion of gases at an angle to a central axis has a conically shaped portion and a stem portion. A chamfered bore allows a smooth entry of gas or vapor under pressure into a longitudinal bore within the stem portion ... | 11/06/2001 |
| 6311901 | Fuel injector with a transition region A fuel injector seat for a fuel injector assembly, and more particularly for a high-pressure fuel injector assembly, having a number of features for minimizing the formation of combustion chamber deposits on the seat, providing a selected finish on a need... | 11/06/2001 |
| 6311903 | Hand-held electrostatic sprayer apparatus An electrostatic spraying device which is designed to be portable, hand-held, self-contained and battery operated, with a disposable cartridge. The electrostatic spraying device is configured to provide a precise essentially constant flow rate of a produc... | 11/06/2001 |
| 6305618 | Illuminated windshield wiper nozzle An Illuminated Windshield Wiper Nozzle is designed with a nozzle installed at the outlet of a channel inside the base. The channel is connected with the auto's pump and water tank. Water is pumped into the channel and sprays out of the nozzle. The creatio... | 10/23/2001 |
| 6305619 | Portable gun for discharging highly pressurized fluid material A portable gun for discharging highly pressurized fluid material such as tear gas or capsicum spray comprises an elongate refillable pressure vessel (8) for storing under pressure fluid material to be discharged. A discharge barrel (4) is coupled to the p... | 10/23/2001 |
| 6305620 | Firefighting monitor apparatus A fire fighting monitor apparatus has a casing having a main inlet pipe for receiving water under pressure from a water source and a plurality of outlet arms extending from the inlet pie. Each of the outlet arms has an elbow formed therein. The casing has... | 10/23/2001 |
| 6302335 | Lawn sprinkler system A lawn sprinkler system is provided for receiving fluid from a fluid source and distributing the fluid over an area. The lawn sprinkler system includes multiple lawn sprinklers for distributing fluid over corresponding portions of the area. Stake assembli... | 10/16/2001 |
| 6302339 | Continuously adjustable water flow control apparatus A continuously adjustable water flow control apparatus includes at least a control seat, a adjustment head, a push sleeve and an adjustment cap. A relative position between the adjusting plate and the push sleeve can be changed by adjusting the adjustment... | 10/16/2001 |
| 6302336 | Watering container with a rotatable nozzle having a plurality of water delivery patterns A watering container with a rotatable nozzle having a plurality of water delivery patterns. In particular, a rotatable nozzle having a plurality of water delivery patterns is rotationally attached to a water spout on a watering container. A user can turn ... | 10/16/2001 |
| 6299075 | Self closing flush plug for pop-up sprinkler A flush plug is provided for temporarily sealing an outlet at an upper end of an irrigation sprinkler riser extensible from an outer housing. A cap is configured to substantially cover the outlet of the riser. The cap has an output orifice dimensioned to ... | 10/09/2001 |
| 6296062 | Installation for extinguishing fire, spray head The invention relates to an installation for extinguishing fire, the installation comprising a number of spray heads (330a, 380a), a pipe system (381) for leading extinguishing medium to the spray heads, which spray heads comprise a holder body having an ... | 10/02/2001 |
| 6289995 | Rough terrain, large water volume, track driven firefighting vehicle and its method of operation A rough terrain, large water volume, track driven firefighting vehicle with tracked running gear for all terrain capability, having a large onboard water tank, a universal nozzle and heat shields cooled by a system of standoff sprinklers behind the shield... | 09/18/2001 |
| 6286765 | Pop-up spray head irrigation system uniformity enhancement apparatus and method A method and apparatus provides a controlled, continuous up-and-down motion of a pop-up sprinkler head device during an irrigation period to approximate a modified sine wave output from the pop-up sprinkler device assuring uniform coverage of an area to b... | 09/11/2001 |
| 6283221 | Two-component polyurethane box kit A carton for a portable two-component polyurethane foam spray kit has front and rear panels interconnected at their vertically extending ends with carton sides to form a rectangular opening closed at its bottom by bottom flaps. A top cover flap has valve ... | 09/04/2001 |
| 6283385 | Method and apparatus for dispensing multiple-component flowable substances There is disclosed a sprayer apparatus for selectively spraying or dispensing multiple fluid components. The apparatus comprises a housing having a first inlet and an first outlet, the first housing inlet being adapted for attachment to a garden hose, the... | 09/04/2001 |
| 6279842 | Magnetostrictively actuated fuel injector Various embodiments of a fuel injector are provided for use in an internal combustion engine. Each embodiment uses an assembly that incorporates a magnetostrictive rod to extend and retract a needle to control fuel expulsion from the injector. In one embo... | 08/28/2001 |
| 6279663 | Nozzle and fire fighting installation The invention relates to a nozzle, preferably for use in sprinklers and spray heads, for spraying extinguishing medium, the nozzle comprising a housing (7), an inlet end (1) and a first conduit (2) leading from the inlet end to a nozzle opening (3) to ena... | 08/28/2001 |
| 6276612 | Synchronized fountain and method A fountain control system capable of synchronizing a water, light, and sound performance. The fountain control system includes a plurality of variable speed pumps which are used to control the flow of water through the discharge conduits and ultimately th... | 08/21/2001 |
| 6270020 | Roadway deicing system A roadway deicing system uses a pressurized gas stored in a high pressure tank to dispense a solid or liquid deicer onto a roadway. An electrically powered controller responds to control inputs to control valves, such as solenoid valves, to cause the deic... | 08/07/2001 |
| 6267299 | Nutating sprinkler with gimbal bearing A nutating sprinkler assembly includes a sprinkler body having one end adapted to be coupled to a water supply conduit and an opposite end supporting a nozzle. At least one arm extends from the sprinkler body for supporting a removable cap assembly downst... | 07/31/2001 |
| 6264113 | Fluid spraying system A spraying system for delivering a plurality of fluids for applying to a surface is disclosed. The spraying system includes a nozzle assembly having a fluid tip, a body with a central orifice and a set of orifices radially adjacent to the central orifice,... | 07/24/2001 |
