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| Number | Title | Issue Date |
| 7637245 | Method and system for controlling an actuator to rotate a valve In a system, an actuator is linked to a valve rotatably installed in a passage through which gas flows. The actuator changes torque to be applied to the valve so as to adjust a rotational position of the valve based on a deviation between a current position and a ta... | 12/29/2009 |
| 7584742 | Electronic throttle control remedial action desensitization A control system for an engine comprises a fault determination module and a remedial action control module. The fault determination module generates a fault signal after detecting an infrastructure fault. The remedial action control module directs a throttle valve o... | 09/08/2009 |
| 7503309 | Throttle control apparatus A throttle control apparatus has a torsional coil spring that is associated with the throttle body and the rotator to bias throttle valve to a predetermined intermediate angle between a full open angle and a full close angle. An actuator rotates the rotator against ... | 03/17/2009 |
| 7490589 | Electronically controlled throttle valve unit An electronically controlled throttle valve unit includes a valve shaft supported by a throttle body, a throttle valve provided on the valve shaft rotatably therewith, an actuator for controlling the valve shaft, and a mechanical valve opening/closing mechanism. The... | 02/17/2009 |
| 7475670 | Valve operating mechanism A valve operating mechanism includes a valve body provided at an air passage of an internal combustion engine, an actuator causing the valve body to rotate so as to adjust a cross-sectional area of the air passage, a shaft body supporting the valve body, a link memb... | 01/13/2009 |
| 7464695 | Throttle body restriction indicator A control system for a vehicle comprises a throttle control module and a diagnostic module. The throttle control module controls a position of a throttle of the vehicle and compensates for changes in effective opening area of the throttle due to coking. The diagnost... | 12/16/2008 |
| 7392787 | Virtual bumper throttle control algorithm A control system for controlling a throttle of a vehicle during a virtual bumper event is provided. The system includes: an enable module that selectively enables torque reduction based on at least one of a torque reduction request and an object detection signal; a ... | 07/01/2008 |
| RE40350 | Fail safe throttle positioning system A fail-safe throttle positioning device is disclosed for an engine induction system. A throttle body is provided having a fluid passage. A movable throttle valve is disposed within the fluid passage for at least idle speed control. An actuator mechanism is connected... | 06/03/2008 |
| 7366600 | Distributed control system for forklift A distributed control system including a plurality of controllers mounted on a forklift, and a network providing connections between or among the plurality of controllers within the forklift. A first controller out of the plurality of controllers is configured to co... | 04/29/2008 |
| 7357118 | Throttle body A throttle valve comprises an intake passage. A throttle shaft extends in a generally vertical direction. The lower end of the throttle shaft passes through the throttle valve and projects downward. A throttle lever is connected to the downwardly projecting lower en... | 04/15/2008 |
| 7343899 | Watercraft propulsion system and control method of the system A propulsion system for a watercraft includes an engine. An air intake device delivers air to a combustion chamber. A throttle valve regulates an amount of the air. A control device sets the throttle valve to a desired position. A remote controller provides the cont... | 03/18/2008 |
| 7343898 | Air vane governor An engine includes a stationary member, a crankshaft supported for rotation by the stationary member, and a flywheel rotatable in response to rotation of the crankshaft. A fan has a plurality of fins and is rotatable in response to movement of the flywheel. A movabl... | 03/18/2008 |
| 7337765 | Throttle regulator for vibration compaction machine An engine stop switch and a fuel open-close lock are accommodated in a throttle lever case so that they can be easily disassembled, and the engine stop switch is turned on and off and the fuel open-close cock is opened and closed adequately by the actuation of a rot... | 03/04/2008 |
| 7340337 | Vehicle control system for detecting a short-circuit condition between redundant position sensors A control system includes a device having a position between minimum and maximum positions. First and second sensor modules sense the position of the device and generate first and second position values. A control module receives the position values and computes fir... | 03/04/2008 |
| 7334567 | Method for operating an internal combustion engine An internal combustion engine includes a charge motion flap which influences the combustion in at least one combustion chamber of the internal combustion engine. The function of the charge motion flap is monitored. At least one actual value of a variable characteriz... | 02/26/2008 |
| 7318410 | Straddle type vehicle having an electronic throttle valve system An electronic throttle valve system more suitable for use in straddle type vehicles. A straddle type vehicle has an electronic throttle valve system for adjusting the amount of intake air to an internal combustion engine. The electronic throttle valve system include... | 01/15/2008 |
| 7318408 | Vehicle control apparatus and throttle trouble handling method For setting a predetermined target control amount concerning running of a vehicle according to an operation amount for a predetermined operation member for running the vehicle, an operation amount obtaining part obtaining the operation amount for the operation membe... | 01/15/2008 |
| 7311082 | Straddle type vehicle having an electronic throttle valve system An electronic throttle valve system more suitable for use in straddle type vehicles. A straddle type vehicle has an electronic throttle valve system for adjusting the amount of intake air to an internal combustion engine. The electronic throttle valve system include... | 12/25/2007 |
| 7308871 | Control apparatus for variable valve apparatus and method thereof An engine control unit diagnoses whether or not a unit that controls a variable valve apparatus is failed, and when it is diagnosed that the unit is failed, the engine control unit shuts off the power supply to a drive circuit for an actuator of the variable valve a... | 12/18/2007 |
| 7306542 | Electronic throttle control (ETC) drag torque request security A throttle control method includes generating a throttle request based on a drag torque request and setting a throttle command equal to the throttle request when the throttle request is less than a throttle idle maximum. A throttle maximum increase is determined whe... | 12/11/2007 |
| 7302931 | Motor-driven throttle valve control device for internal combustion engine A spring to ensure default opening is constituted by a single piano wire where a return spring with a larger coil diameter and a default spring with a smaller coil diameter are connected via a connection arm formed with a spring hook. The spring with a smaller coil ... | 12/04/2007 |
| 7305295 | Throttle limiting for an internal combustion engine A throttle limit control for an internal combustion engine throttle control is disclosed. Rate limiting is applied to prevent excessive rates of change in throttle actuation. Throttle pedal authority is continually maintained and throttle headroom is not compromised... | 12/04/2007 |
| 7296557 | Final control element for a control unit A final control element for a control unit, for a throttle body located in a conduit carrying a gaseous medium in an internal combustion engine, is disclosed which has a control shaft, supporting the control unit in a manner fixed against relative rotation; a power ... | 11/20/2007 |
| 7287500 | Start controller for internal combustion engine At an intake timing of an initial combustion cylinder, an actual intake valve timing is adjusted to a target intake valve timing corresponding to a target intake air flow rate of the initial combustion cylinder. At intake timing of the other cylinders which contribu... | 10/30/2007 |
| 7287510 | Secured operation of electronic throttle control (ETC) in dual module system An engine control system that regulates first and second throttles of an internal combustion engine includes a primary control module that generates a throttle area based on an operator input and a second control module that determines a second throttle position bas... | 10/30/2007 |
| 7284535 | Motor driving type throttle apparatus An throttle valve is controlled by using an electric actuator. A cover for covering one end side of the throttle valve shaft is attached to a side wall of a throttle body. A throttle position sensor unit and an electronic control module for controlling the throttle ... | 10/23/2007 |
| 7281445 | Gear speed reducer When a rotational shaft of a gear speed reducer is rotated, a small-diameter gear of a first gear is held in mesh with first internal teeth of a fixed gear and a large-diameter gear of the first gear is held in mesh with second internal teeth of a second gear. The f... | 10/16/2007 |
| 7280910 | Engine protection method and apparatus, and engine power control method and apparatus for cargo handling vehicle A method and an apparatus for protecting an engine are disclosed which are capable of preventing damage to the engine or associated parts thereof. The engine is provided with an electronic control fuel injection system. A quasi-abnormality of at least one of variabl... | 10/09/2007 |
| 7275557 | Method for the production of an electronically controlled butterfly valve with an inductive sensor of “contact-free” type for an internal combustion engine A method for the production of a butterfly valve which comprises a valve body housing a valve seat engaged by a butterfly disc keyed on a shaft in order to rotate under the action of an electric motor, the shaft being coupled to an inductive position sensor of the ... | 10/02/2007 |
| 7270101 | Intake manifold shaft and blade attachment An arrangement for attaching a blade to a shaft for use in intake manifolds, uses fasteners that create a load on the blade. Fasteners are inserted through fastener holes in the blade and through shaft holes in the shaft. Once inserted outward pressure by the fasten... | 09/18/2007 |
| 7270111 | Composite engine speed control A common engine speed control mechanism for small internal combustion engines, which may be configured to allow for actuation of the speed control mechanism between stop, idle, and various engine running speed positions by actuation of one of a selected plurality of... | 09/18/2007 |
| 7269501 | Method and device for monitoring the functioning of a valve stroke adjusting device of an internal combustion engine during cold starts A method and device for monitoring the functionality of a valve stroke adjusting device of an internal combustion engine in a cold start phase. The internal combustion engine includes an electronically controllable throttle, the control utilizing an integral compone... | 09/11/2007 |
| 7267101 | Throttle default system An electronic throttle control unit includes an air bypass channel having a removable obstruction that opens in response to receiving an electronic throttle control fault signal and thereby allowing the vehicle a limp home condition. The throttle plate defaults to a... | 09/11/2007 |
| 7263832 | Method and arrangement for controlling an electrically operated charger The invention is directed to a method and an arrangement (10) for controlling an electrically operated charger (1), which essentially prevent a sudden drop in voltage with the run-up of the electric charger. A drive signal (AS) is formed, which drives ... | 09/04/2007 |
| 7264086 | Lubricating system for internal combustion engine A lubricating system for an internal combustion engine includes lubricating oil recovery oil passages through which lubricating oil dropping to and dwelling in a bottom portion of a crankcase after lubricating individual portions of an internal combustion engine is ... | 09/04/2007 |
| 7246794 | Carburetor throttle valve control system A carburetor valve control system for stabilizing engine warm-up operating conditions by automatically controlling the degree of opening of a throttle valve so as to be larger than a normal degree of opening for idling, without carrying out a special operation of ap... | 07/24/2007 |
| 7243625 | Variable valve control system and method for internal combustion engine There is provided a variable valve control system for an internal combustion engine, including an intake valve event and lift control mechanism capable of varying an operation angle of an intake valve of the engine; an intake valve timing control mechanism capable o... | 07/17/2007 |
| 7239097 | Vehicle-mounted drive control apparatus A vehicle-mounted drive control apparatus capable of effecting boosted escape running while preventing burnout when a reversible motor driven by way of a transistor bridge circuit encounters an abnormal load. A motor driven by a transistor bridge circuit reversibly ... | 07/03/2007 |
| 7237531 | Throttle and recirculation valves having a common planetary drive A valve arrangement for a power source is disclosed. The valve arrangement has a first valve element and a second valve element. The valve arrangement also has an actuator configured to drive the first and second valve elements. The valve arrangement further has a p... | 07/03/2007 |
| 7234445 | Device for actuating a throttle valve of an internal combustion engine A device for actuating at least one throttle valve of an internal combustion engine is provided. When the throttle valve opening angles are small, the throttle valve and the actuating device are positively coupled, and when the throttle valve opening angles are larg... | 06/26/2007 |