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| Number | Title | Issue Date |
| 6698385 | Combustion chamber shield for hot water heaters A shield for a combustion chamber of a hot water heater is described. The combustion chamber is a sealed or not combustion chamber and the metal heat shield encircles and is spaced about the burner and pilot which is located in the combustion chamber. The... | 03/02/2004 |
| 6698386 | Water heater An improved gas-fired water heater is disclosed which comprises a sealed cylindrical shell extending from the base of the water tank to the top, enclosing the burners and controls so as to shield them from flammable vapors in the immediate vicinity. The c... | 03/02/2004 |
| 6698387 | Method of hydrating the intake air of an internal combustion engine A method of hydrating the intake air of an internal combustion engine with cool purified water, deriving benefits of preventing the formation of excessive oxides of nitrogen and carbon, effecting a more complete combustion of hydrocarbon fuels, reducing t... | 03/02/2004 |
| 6698388 | Internal combustion engine cooling system This invention relates to a method of cooling an internal combustion engine, to an internal combustion engine assembly. The invention provides an internal combustion engine which has a primary and a secondary flow of coolant together with a method of cool... | 03/02/2004 |
| 6698389 | Electrolyzer for internal combustion engine The present invention provides a method and apparatus for chemically heating one or more components of, or intake air flowing to, an internal combustion engine by feeding hydrogen to a catalyst. In accordance with the invention, condensation of fuels on c... | 03/02/2004 |
| 6698390 | Variable tuned telescoping resonator A variable tuned telescoping resonator which militates against the emission of noise energy caused by intake air in a vehicle wherein the connector length and the volume of the resonator are varied as a function of engine speed simultaneously to provide a... | 03/02/2004 |
| 6698391 | Multipart cooled piston for a combustion engine A multipart cooled piston for a combustion engine comprises a piston upper part of steel comprising a combustion bowl and a ring wall with ring belt, and a piston lower part comprising a box-shaped piston skirt, pin bosses for receiving the piston pin con... | 03/02/2004 |
| 6698392 | Single-part cooling channel piston for a combustion engine A single-part cooling channel piston for a combustion engine with a piston head of forged steel comprises a combustion bowl in the piston crown, a ring wall with ring belt and an all-round closed cooling channel level with the ring belt. The piston skirt ... | 03/02/2004 |
| 6698393 | Crankshaft phase adjustment structure A crankshaft phase adjustment structure for performing work via a single window. A clutch and ACG are arranged on both right and left sides of a crankcase. On the side of the clutch of the crankshaft, a primary drive gear engaged with a primary driven gea... | 03/02/2004 |
| 6698394 | Homogenous charge compression ignition and barrel engines A homogenous charge compression ignition barrel engine includes an engine housing with a first and second end. An elongated power shaft is longitudinally disposed in the engine housing and defines a longitudinal axis of the engine. A plurality of cylinder... | 03/02/2004 |
| 6698395 | Hybrid rotary engine A hybrid engine including an electric generator, an electric motor, and a rotary internal combustion engine including pivoted vane elements mounted on a rotor and biased into engagement to sequentially form intake, compression, combustion and exhaust cham... | 03/02/2004 |
| 6698396 | Method and device for injecting fuel in an internal combustion engine The present invention relates to a device and a method for dividing up a total fuel amount, which is to be injected into the combustion chamber of a cylinder during a combustion cycle, into a plurality of injections. To this end, a first fuel amount, whic... | 03/02/2004 |
| 6698397 | Electronic throttle control The present invention provides an assembly for providing a variable output torque based upon a constant input force. The assembly includes an actuator for providing a constant input force and at least one link operatively coupled to the actuator and a piv... | 03/02/2004 |
| 6698398 | Compensation of throttle area using intake diagnostic residuals A method and apparatus compensates throttle area in an engine control system with an electronic throttle using intake diagnostic residuals. A plurality of tables relate throttle area, breakpoint numbers, flow loss factors and residual values. At least one... | 03/02/2004 |
| 6698399 | Radial piston pump for high-pressure fuel supply The invention relates to a radial piston pump for high-pressure fuel supply, having a drive shaft supported in a pump housing. A plurality of pistons are disposed radially with respect to the drive shaft in a respective cylinder chamber; the pump housing ... | 03/02/2004 |
| 6698400 | Piston internal combustion engine comprising a deflection-resistant cross brace for sealingly fixing fuel injection The invention relates to a piston internal combustion engine comprising upper camshafts (2, 3) for actuating gas exchange valves, whereby respectively adjacent lying bearings of the induction-side camshaft (2) and the exhaust-side camshaft (3) are provide... | 03/02/2004 |
| 6698401 | Fuel supply control system for an outboard motor A fuel supply system for an outboard motor regulates the fuel pressure to a vapor separator in a fuel injection system by using a pressure relief valve that returns excess fuel to the intake of the fuel pump. In order to permit excess fuel flow without su... | 03/02/2004 |
| 6698402 | Method for operating an internal-combustion engine In a method for operating an internal-combustion engine, a fuel/air mixture is fed to a combustion chamber of the internal-combustion engine and is ignited therein. At least for a defined period during the starting and/or warm-up of the internal-combustio... | 03/02/2004 |
| 6698403 | Fuel vapor adsorption device of internal combustion engine and method of desorbing fuel vapor from fuel vapor adsorbent An absorbent, such as, for example, an active carbon, is provided in an intake air passage, for example, in an air cleaner, to efficiently adsorb fuel vapor. To ensure that fuel vapor adsorbed into the intake air passage can be efficiently desorbed even w... | 03/02/2004 |
| 6698404 | Air-natural gas carburetor An air-natural gas carburetor for a constant load stationary internal combustion engine including an air inlet passage connected to the intake manifold of an engine, a manually-controlled air valve in the inlet passage, a gas inlet conduit entering the ai... | 03/02/2004 |
| 6698405 | Reciprocating internal combustion engine with balancing and supercharging A reciprocating internal combustion engine with balancing and pre-compression is provided. The internal combustion engine comprises: at least one active cylinder, at least one auxiliary cylinder positioned at right-angles to the active cylinder, the throw... | 03/02/2004 |
| 6698406 | Pressure sensor for an internal combustion engine A pressure sensor (40) is mounted in an internal combustion engine (1) for determining induction pipe pressure (P) in a connecting line (30) between the induction pipe (5) and the fuel pressure regulator (35). When checking the exhaust gas recirculation v... | 03/02/2004 |
| 6698407 | Pipe mechanism for exhaust gas recirculation system A pipe mechanism for an exhaust gas recirculation system includes a joint pipe connected to an exhaust pipe, an inner tube through which flows exhaust gas, and an outer tube. The inner tube has an upstream end and a downstream end, with the downstream end... | 03/02/2004 |
| 6698408 | Position control strategy EGR valve actuator A method of controlling exhaust gas recirculation by means of an EGR valve (55). An electromagnetic actuator (41) is associated with a housing (47) to transmit movement of an actuator output (75) into reciprocating movement of the EGR valve in response to... | 03/02/2004 |
| 6698409 | Engine speed-based modification of exhaust gas recirculation during fueling transients Engine speed data N and engine fueling data MFDES are processed by a strategy (22) that multiplies (28) fueling transient data MFDES TRANSIENT and speed-based modifier data EGR_N_TRANS_MULT to develop speed-based fueling transient data. The speed-based fu... | 03/02/2004 |
| 6698410 | Disengagement detecting system for joint portion Joint portions to which tubes are coupled are provided with a pair of connector portions which are engaged/disengaged in accordance with the engagement/disengagement of the joint portions. Further, a detection circuit is provided which detects the non-con... | 03/02/2004 |
| 6698411 | Ignition device for internal combustion engine In an ignition device for use in an internal combustion engine in which a spark plug and an ignition coil are integrated with each other and mounted in a cylinder head, a case is made of an electrical conductive material and one end portion of a secondary... | 03/02/2004 |
| 6698412 | Catalyst placement in combustion cylinder for reduction on NOx and particulate soot Catalyst structure, engine, and fuel injection system are disclosed, in which a catalyst structure is positioned between a fuel injector and a combustion chamber in which most or all combustion occurs. The catalyst structure typically promotes some combus... | 03/02/2004 |
| 6698413 | Compression spring powered, rigid limb bow An archery bow includes a rigid frame having an upper limb, an opposite lower limb and a handle therebetween. A bowstring has one end attached to an upper wheel rotatably mounted to the upper limb and another end attached to a lower wheel rotatably mounte... | 03/02/2004 |
| 6698414 | Pressure gauge for pneumatic toy gun The present invention is directed to a pneumatic toy gun which may include a cylinder having an open end and an outlet, a piston disposed within the open end of the cylinder, and a valve having a valve inlet and a discharge outlet. The valve may have a no... | 03/02/2004 |
| 6698415 | Method for cutting and machining hard materials Cutting tools and machining tools are provided having PCBN tips and/or coatings bonded to their cutting or machining surfaces for cutting or machining cement and/or mineral based hard building materials such as Hardiplank.RTM..... | 03/02/2004 |
| 6698416 | Film frame substrate fixture The present invention provides a fixture for mounting a substrate to mounting tape on a film frame so as to retain the substrate to the film frame for dicing. A plurality of grooves for receiving a cutting saw extend longitudinally and transversely across... | 03/02/2004 |
| 6698417 | Device for obtaining rapid ignition of a cooking hob gas burner fed via a gas pipe provided with a solenoid safety valve A device for obtaining rapid ignition of a gas burner of a cooking hob fed via a gas pipe provided with a solenoid safety valve, with said burner there being associated a usual igniter and a knob for controlling its activation, the solenoid valve being co... | 03/02/2004 |
| 6698418 | Oven door latch assembly having side mounted motor A motorized door latch assembly for locking an oven door in a locked and sealed position for purposes of cleaning the oven. A motor and cam cause a latch rod extending from side to side to translate, causing a latch plate to move between three different p... | 03/02/2004 |
| 6698419 | Smoke extracting ventilation system for cooking This invention relates to one kind of ventilation system, with independent and modular components including a smoke extraction part, a joining component, a drying component, and a water tank that can be installed in a kitchen to constitute a smoke extract... | 03/02/2004 |
| 6698420 | Cooking pot apparatus with pot lid having heat exchange means for containing food aromas A cooking pot apparatus includes a cooking pot having a pot rim and a pot lid assembly for rapidly dissipating heat within the cooking pot, the pot lid assembly being sealingly and lockingly secured to the pot rim and extending across the pot rim, the pot... | 03/02/2004 |
| 6698421 | Apparatus for nebulizing a liquid, in particular for medical use An apparatus (1) for nebulising a liquid, in particular for medical use, comprises a box case (2) and a compressor assembly (4) housed internally to the box case (2) and provided with an air intake conduit (5) and an air delivery conduit (6). A device (10... | 03/02/2004 |
| 6698422 | Canister inhaler having a spacer and easy to operate lever mechanism and a flexible, elastic mouthpiece The present invention relates to an inhaler for effectively delivering medications by inhalation through the mouth of patients, having a spacer for more effectively mixing the medication and air, and easy to operate lever and canister selection mechanisms... | 03/02/2004 |
| 6698423 | Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator The present invention is directed to a much safer and less expensive way of providing portable oxygen from a gas concentrator for patients who do not want to be tied to a stationary machine or restricted by present oxygen technology. The present invention... | 03/02/2004 |
| 6698424 | Medical connector for a respiratory assembly A connection assembly for use with a respiratory circuit assembly is provided. The connection assembly includes a first connection member that has an opening therethrough to allow for the transport of fluids and objects through the first connection member... | 03/02/2004 |
