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| Number | Title | Issue Date |
| 6729290 | Internal combustion engine A piston (17) for an internal combustion engine. The piston (17) has a piston head (43) and a recess (46) formed in the piston head. A formation (91) is associated with the recess (46) for generating a turbulent motion in a ... | 05/04/2004 |
| 6729291 | Multipart cooled piston for an internal combustion engine A multipart cooled piston for an internal combustion engine comprises an upper part and a lower part of the piston. The two parts are screwed together via a threaded bolt that is arranged on the upper part of the piston, and a threaded bore that is drilled into the ... | 05/04/2004 |
| 6729292 | Oil deflector in an oil pan for an internal combustion engine An oil deflector for an internal combustion engine has first and second oil-deflecting plates between a crankshaft and an oil pan. In order to configure the overall space, and in particular the overall height, of an oil-deflecting device so that it is as small as po... | 05/04/2004 |
| 6729293 | Method and apparatus for venting excessive cylinder pressure An apparatus for releasing excessive pressure from a cylinder of an internal combustion engine comprises a sealing element inserted into a passageway that extends from an internal surface of the cylinder through the engine block or cylinder head to end at a point of... | 05/04/2004 |
| 6729294 | V-type engine for motorcycle In a V-type engine for a motorcycle in which both banks are arranged in a V-shape in a plane orthogonal to the axis of a crankshaft and the heights of both the banks are different from each other, the heights of the pair of banks are visually recognized to be almost... | 05/04/2004 |
| 6729295 | Rotary piston engine A rotary piston engine having at least two rotary pistons formed as gearwheels mounted in a rotatable fashion on mutually perpendicular axes in a housing that provides a closed seal for the pistons on both faces as well as around their circumferences, is at one poin... | 05/04/2004 |
| 6729296 | Variable vane rotary engine An improved rotary engine that harmoniously produces multiple, sequential cycles. A main housing is comprised of a concentric stator sandwiched between a front and an aft wall enclosing a cylindrical inner space. A network of combustors are stationed about the stato... | 05/04/2004 |
| 6729297 | Fuel injection control device In a fuel system of an internal combustion engine, a fuel pressure sensor is disposed on a high pressure fuel pipe connecting common rail and a fuel injection valve. An electronic control unit (ECU) of the engine calculates the magnitude P of the fuel pressure fluct... | 05/04/2004 |
| 6729298 | Linkage assembly for variable engine speed control A linkage assembly for a vehicle having a vehicle body and an engine mounted thereto. The linkage assembly is operably disposed between a user-operable speed control input mechanism, e.g., a foot-operated accelerator, and the engine. The linkage assembly includes fi... | 05/04/2004 |
| 6729299 | Throttle body A throttle body (10) with a housing (12) comprising a housing cover (17) and a housing body (14) and with a through throttle aperture (20) for a throttle butterfly (26) arranged on a throttle-butterfly shaft (22), the... | 05/04/2004 |
| 6729300 | Method for the knock regulation of an internal combustion engine, in particular on a motor vehicle A method for regulating knocking in an internal combustion engine, particularly of a motor vehicle, has the following steps: determining a knocking combustion for a calculated first base ignition angle in one or more cylinders of the internal combustion engine origi... | 05/04/2004 |
| 6729301 | Ignition timing control system for internal combustion engine An ignition timing control system for an internal combustion engine includes an electronic control unit. In a transition state where an in-cylinder EGR rate varies, the unit calculates an ignition timing corresponding to the in-cylinder EGR rate by means of linear i... | 05/04/2004 |
| 6729302 | Fuel injection system for an internal-combustion engine A fuel injection system for an internal-combustion diesel engine has a fuel injector, typically one of several, supplied by way of a high-pressure fuel line with highly pressurized fuel for the injection of the fuel into the combustion space of the internal-combusti... | 05/04/2004 |
| 6729303 | Diesel engine control A control unit (41) controls an opening of an exhaust recirculation valve (6) according to a running condition of a diesel engine (1). The control unit (41) calculates an equivalence ratio of the gas mixture supplied to the engine (1 | 05/04/2004 |
| 6729304 | Fuel injection control system, fuel injection control method, and engine control unit, for internal combustion engine A fuel injection control system including an ECU, for an internal combustion engine which is capable of changing a valve overlap period by changing a cam phase. The ECU calculates a cam phase difference between the present value and the immediately preceding value o... | 05/04/2004 |
| 6729305 | Fuel injection amount control apparatus and method for internal combustion engine An apparatus for controlling the amount of fuel injected into an internal combustion engine corrects the startup-time amount of air based on a required amount of air that is the amount of air needed to maintain a predetermined value of rotation speed of the engine d... | 05/04/2004 |
| 6729306 | Micro-pump and fuel injector for combustible liquids A micro-pump for fuel injection includes a housing, a pressure regulator, a combustible liquid inlet conduit in fluid communication with the pressure regulator, and a drop ejector on the housing and in fluid communication with the pressure regulator. The drop ejecto... | 05/04/2004 |
| 6729307 | Bypass/leakage cooling of electric pump An in-tank fuel pump for an automotive vehicle includes a pump housing having a pumping element, a low pressure inlet, and a high pressure outlet. A motor housing defining a motor cavity is mounted to the pump housing and a motor is mounted within the motor cavity i... | 05/04/2004 |
| 6729308 | Fuel feed device In a system in which a housing including a fuel passage is formed by heat welding joining end faces of an upper housing and a lower housing made of a synthetic resin, the melted end portion in the welded portion is pushed out and comes to form a flash. The flash var... | 05/04/2004 |
| 6729309 | Fuel-injection system comprising pressure regulation in the return line A common rail fuel injection system in which the pressure in the return line is controlled as a function of the delivery pressure of the presupply pump. This improves the operating behavior of a high-pressure fuel pump and the injectors which are supplied with fuel ... | 05/04/2004 |
| 6729310 | Fuel delivery system A diesel fuel delivery system contains a variety of components that individually and in combination improve fuel economy and reduce environmental pollution. System improvements include a neck-stabilized check valve body, a fuel heating system, a screen water separat... | 05/04/2004 |
| 6729311 | Aeration and deaeration device for the fuel tank of an internal combustion engine An aeration and deaeration device for the fuel tank (1) of an internal combustion engine (6) in which the aeration and deaeration are performed through an adsorption filter, the adsorption filter can be regenerated by backwashing with atmospheric air, ... | 05/04/2004 |
| 6729312 | Fuel vapor treatment apparatus A fuel vapor treatment apparatus for an internal combustion engine is configured to improve the purge control performance of a purge control valve. The fuel vapor treatment apparatus includes a purge control valve, an operating condition detector, a purge gas flow r... | 05/04/2004 |
| 6729313 | Tank for a system for injection supply of LPG for internal-combustion engines In a tank for a system for injection supply of LPG for internal-combustion engines, a number of hydraulic-connection elements associated to a service flange which closes the top opening of the tank are mounted on said flange by fixing to the bottom surface of the la... | 05/04/2004 |
| 6729314 | Staged translation control algorithm for reduction in impact force A method of operating a control system to move an EGR valve (24) toward its seat (32), in which the control system includes an actuator (16) operable in response to an electrical position command signal (84, 86). The method comprises the ... | 05/04/2004 |
| 6729315 | Exhaust gas recirculation control apparatus for internal combustion engine In an internal combustion engine having an exhaust gas recirculation circuit, the efficiency of a turbocharger is raised in a wide engine rotational speed area and, even when a pressure in an intake circuit is higher than that in an exhaust circuit, an exhaust gas c... | 05/04/2004 |
| 6729316 | Method and apparatus for treating crankcase emissions There is described an improved method for treating crankcase emissions from an internal combustion engine, comprising the steps of directing the emissions from the crankcase to an emissions separator, subjecting the emissions in the separator to a series of cleansin... | 05/04/2004 |
| 6729317 | Ignition system with an ignition coil An ignition system is disclosed that is capable of configuring the development or pattern of the ignition spark in a freely pre-selectable manner. The system has an ignition coil that is supplied on the primary side by a high frequency source (HF Source) that is pul... | 05/04/2004 |
| 6729318 | System and process for controlling the step response of electric components An electronic component, such as an IGBT, that presents a control terminal for receiving a stepwise control signal and at least one other terminal adapted for reaching a given voltage level by effect of the application of the step signal, with the possibility of ove... | 05/04/2004 |
| 6729319 | Apparatus and method for controlling internal combustion engine Gas containing fuel vapor is purged as purge gas from a canister to an intake passage through a purge line. An ECU computes purge flow rate, which is the flow rate of the purge gas, and computes vapor concentration, which is the concentration of the fuel vapor conta... | 05/04/2004 |
| 6729320 | Shoot through bow string arrangement for an archery bow An archery bow includes a riser having a sight plane associated therewith. A pair of flexible limbs extend oppositely from the riser, with each limb having a distal end. A pair of rotating members are pivotally coupled to a respective distal end. A rotation controll... | 05/04/2004 |
| 6729321 | Paint ball gun having a combined hopper/feeder A paint ball gun magazine or a combined hopper/feeder apparatus is disclosed, where the magazine includes a closing assembly designed to allow the magazine to transition between a closed state and an open state, and to a paint ball gun including a closable magazine ... | 05/04/2004 |
| 6729322 | Compressed gas-powered gun simulating the recoil of a conventional firearm A compressed gas powered gun provides recoil simulating the recoil of a gun firing gunpowder propelled projectiles. The valve assembly provides both consistent shot to shot pressure, and rearward gas pressure for generating recoil. Preferred embodiments of the compr... | 05/04/2004 |
| 6729323 | Air-inlet assembly for a gas cooking appliance A method for guiding air into a cooktop to supply air to at least one gas cooking element to produce a flame is provided. The cooktop includes a front edge, a rear edge and two side edges extending therebetween. The cooktop has a gap along at least one of the front ... | 05/04/2004 |
| 6729324 | Inhalation actuated device for use with metered dose inhalers (MDIs) A device for use with metered dose inhalers includes a housing configured with a void to receive a metered dose inhaler, an actuator assembly which is configured to selectively apply force to the metered dose inhaler to cause the metered dose inhaler to release medi... | 05/04/2004 |
| 6729325 | Perilaryngeal oral airway An oral airway (510) includes an elongate tubular member (512) having a distal (510) and a proximal end (514), the oral airway being configured to place the distal end in a supraglottic position when operatively placed within the hypophar... | 05/04/2004 |
| 6729326 | Neonatal valved manifold A manifold assembly useful in patient ventilation/aspiration systems includes a stop cock valve with a hollow stem and a transverse slot arranged to permit the stem to be rotated between open and closed positions. In both positions, a ventilating pathway is maintain... | 05/04/2004 |
| 6729327 | Portable, handheld, pneumatic driven medicinal nebulizer A portable, handheld medicine delivery device capable producing atomized agents that are adapted to be inhaled through a nebulizer by a patient suffering from a respiratory condition. In addition, the present invention provides a means wherein the dose of the inhale... | 05/04/2004 |
| 6729328 | Breathing-controlled inhalation device for dry powder and method for the even distribution of the dry powder in the air A breathing-controlled inhalation device for dry powder comprises a casing with a mouthpiece, a reservoir for dry powder in the casing, and an air guiding unit between a transfer area for the dry powder and the mouthpiece. A dosing conveyor accepts a predetermined a... | 05/04/2004 |
| 6729329 | System for removal of halocarbon gas from waste anesthetic gases A system for removing halocarbon gas components from waste anesthetic gases using the resource of cold oxygen from liquid oxygen which is stored cryogenically at a healthcare facility. The oxygen is warmed while cooling of waste anesthetic gases from anesthetizing l... | 05/04/2004 |
