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| Number | Title | Issue Date |
| 5929533 | Method and arrangement for controlling idle of a drive unit The invention is directed to a method and an arrangement for controlling the idle of a drive unit. In this method, the influence of the control on the drive power of the drive unit is limited when the vehicle is parked or when it begins to roll away. The ... | 07/27/1999 |
| 5818116 | Starting control apparatus for internal combustion engine and method of the same A starting control apparatus of the present invention prevents a variation in output torque of an internal combustion engine at a time of starting the internal combustion engine, while effectively reducing an emission. In response to a requirement for sta... | 10/06/1998 |
| 5809436 | Automatic throttle adjustor An automatic throttle adjustor system for a power boat which is operable to return a carburetor throttle valve to an idle setting from a user-selected setting when a sensor mounted on a bottom of the boat is about to leave the water, and which is operable... | 09/15/1998 |
| 5803045 | Air intake slide throttle for an internal combustion engine A throttle for an internal combustion engine wherein intake runners (18) include slots (24) through which a slide throttle plate (26) is mounted. The throttle plate includes openings (28) selectively aligned with the runners (18) by an actuator (32) to co... | 09/08/1998 |
| 5791313 | Pulse sensing speed control for internal combustion engines An idle speed control for an internal combustion engine has a crankcase adapted to be connected to a fuel metering device used to selectively deliver fuel to the engine in response to pressurized air pulses generated in the engine. The idle speed control ... | 08/11/1998 |
| 5765527 | Method and arrangement for controlling the torque of an internal combustion engine A method and an arrangement for controlling the torque of an internal combustion engine are suggested wherein the engine is operated at an operating point at least at idle wherein a pregiven torque reserve is present via the ignition angle for a more rapi... | 06/16/1998 |
| 5726503 | Low speed idle actuator and method of use thereof A low speed idle actuator for an internal combustion engine usable, e.g., in an electrical power generator, can be easily and precisely adjusted to set, adjust, or readjust the low speed idle setting of the engine. The actuator includes (1) an electromagn... | 03/10/1998 |
| 5712786 | Idling speed control method and apparatus for an internal combustion engine An idling speed control method and apparatus in which the field current of an alternator is turned on and off to control the power generation rate of the alternator in accordance with the terminal voltage of a battery, and the air intake of an internal co... | 01/27/1998 |
| 5687695 | Air flow rate control device of engine and draining off method thereof In an air flow rate control apparatus having an idle revolution speed control apparatus, in order to prevent the measuring part from freezing by water drops in the idle revolution speed control apparatus, and in order to layout an engine room easily and f... | 11/18/1997 |
| 5651342 | Auxiliary air flow control system for internal combustion engines An auxiliary air flow control system for an internal combustion engine, comprises an auxiliary air passage arranged parallel to an intake-air passage and bypassing a throttle valve disposed in the intake-air passage for diverting a part of intake air from... | 07/29/1997 |
| 5586034 | Data communication equipment for transferring data Data communication equipment which includes a plurality of CPUs and transfers data between these CPUs, and which simplifies the circuit construction necessary for the data transfer. A monitor device transfers a request data containing a CPU number (corres... | 12/17/1996 |
| 5575255 | Throttle control system for internal combustion engine A throttle control system for controlling a throttle valve of an automotive internal combustion engine in order to securely accomplish a traction control. The throttle control system comprises a first throttle valve operated by an accelerator, and a secon... | 11/19/1996 |
| 5542389 | Control system for multi-cylinder internal combustion engine A control system is provided for an internal combustion engine which can stop the supply of fuel to some of its cylinders to perform part cylinder operation in a particular state of operation, The control system promptly stabilizes the engine speed after ... | 08/06/1996 |
| 5528500 | Programmable high idle set switch and method of operating same An electronic control for controlling a high idle set value of equipment having an engine is disclosed. The control includes an electronic controller electrically connected to a rocker switch comprising a high idle switch and a low idle switch. An engine ... | 06/18/1996 |
| 5521825 | Engine inlet air valve positioning Dynamic adjustment of the impact of automotive vehicle accelerator pedal position on engine inlet air valve position in which a gain is varied in accord with vehicle speed and a limit varied in accord with vehicle speed, the gain being applied in a transf... | 05/28/1996 |
| 5520149 | System for compensating an idle operation and related control method A system for compensating an idle operation and related control method capable of executing a smooth idle operation includes means for compensating an amount of air supplied to an intake manifold according to changes in electrical loads when peripheral el... | 05/28/1996 |
| 5341772 | Intake manifold for an internal combustion engine having a cylinder head An intake manifold for an internal combustion engine having a cylinder head is disclosed. The intake manifold includes at least one intake pipe with an intake flange for leak-free attachment of the manifold to the cylinder head by way of a sealing element... | 08/30/1994 |
| 5005546 | Setting device for a feed device of an internal combustion engine A setting device is provided for a feed device, in particular the throttle valve of an internal combustion engine with idling speed control, in which the throttle valve is located in the intake manifold. The throttle valve is connected to a displacement r... | 04/09/1991 |
| 4984542 | Thermal throttle actuator A thermal throttle actuator adapted to be mounted in an opening of a throttle body of an internal combustion engine wherein the fuel system is electronically controlled. The thermal throttle actuator comprises a housing in which a plunger is mounted for r... | 01/15/1991 |
| 4966122 | Bypass throttle control for a motor vehicle The invention is directed to a bypass throttle control for a motor vehicle. A cross section of a critical opening of the bypass throttle control past which a marginal edge of a throttle valve moves during its opening motion is designed such that no limiti... | 10/30/1990 |
| 4779590 | Engine throttle control with low idle speed actuation force An air throttle (10) for an internal combustion engine has a butterfly-vane (16) mounted for rotation in the engine charge air inlet (15). The butterfly-vane is mounted on a rigid tubular shaft (18) having an idle air bleed slot (22) therethrough with a t... | 10/25/1988 |
| 4759326 | Method of controlling engine idle speed and air throttle therefor An air throttle for an internal combustion engine having a shaft mounted butterfly vane mounted for rotation in the engine charge air inlet. The butterfly vane and shaft have an idle air bleed slot therethrough with a tubular idle valve mounted over said ... | 07/26/1988 |
| 4438049 | Carburetor engine idle speed air bypass An automotive type carburetor is provided with an air bypass channel routing idle speed air flow around the closed throttle valve; the bypass channel containing a spring closed poppet valve having an adjustable volume internal channel connecting air to op... | 03/20/1984 |
| 4385603 | Apparatus for regulating the idling RPM in an internal combustion engine An apparatus is proposed which serves to regulate the idling rpm of an internal combustion engine. The apparatus includes a bypass line bypassing an arbitrarily actuatable throttle valve in the intake tube. An electromagnetically actuatable bypass valve i... | 05/31/1983 |
| 4353338 | Engine idle air valve means and system An air valve means is shown as having a pressure responsive diaphragm positioned valve member which is positioned as to supply controlled rates of engine idle air flow to the associated combustion engine; the positioning of such valve member is in respons... | 10/12/1982 |
| 4306527 | Method and apparatus for controlling engine rotational speed A method for controlling the rotational speed of a combustion engine which drives an automotive vehicle by computing the actual and desired values of the idle rotational speed of the engine, computing a control amount corresponding to the difference betwe... | 12/22/1981 |
| 4304200 | Fuel injection systems for mixture compressing spark-ignition internal combustion engine A fuel injection system for a mixture-compressing spark-ignition internal combustion engine includes an air suction pipe, a throttle valve located in the pipe, and a member upstream of the throttle valve, which is actuatable by air flowing through the suc... | 12/08/1981 |
| 4282844 | Fuel pumping apparatus A fuel pumping apparatus for a compression ignition engine includes a fluid pressure operable piston for determining the timing of delivery of fuel. Fuel control means is provided which includes a lever operable to increase the idling speed of the engine ... | 08/11/1981 |
| 4211200 | Vacuum force amplifier for internal combustion engine The air intake of an internal-combustion engine passes through a throttle whose upstream and downstream sides are shunted by an idle-speed circuit. A vacuum-actuated auxiliary device has a vacuum line connected to the downstream side of the throttle. An i... | 07/08/1980 |
| 4201169 | Control installation for the idling rotational speed of internal combustion engines A control installation for the idling rotational speed of internal combustion engines, in which a by-pass control valve is provided that is controlled by an actuating device dependent on the suction pipe pressure and is located in parallel to a throttle v... | 05/06/1980 |
| 4196704 | Idle speed control actuator An idle speed control actuator is used to maintain a constant vehicle engine idle speed in response to variations of the load on the vehicle engine. The actuator responds almost immediately to an increase in the load on the engine to prevent the engine fr... | 04/08/1980 |
| 4183342 | Fuel injection system for compression ignition (diesel) internal combustion engines A fuel injection system for a compression ignition (Diesel) internal combustion engine, having a fuel injection pump and devices, associated therewith, for increasing the idling speed and advancing the injection timing during cold starting. The idling spe... | 01/15/1980 |
| 4171686 | Carburation devices with idle adjustment A carburetor for an internal combustion engine comprises a fuel idling circuit opening into the intake pipe downstream of a driver-actuated main throttle. Idle regulation means comprise a first pneumatic element connected to that part of the intake pipe d... | 10/23/1979 |
| 4146594 | Fuel flow control device A fuel control device is adapted to be used in the place of the conventional pilot jet of the carburetor of an internal combustion engine. This device comprises a chamber defining first and second valve seats, as well as a double-acting movable valve memb... | 03/27/1979 |
| 4127090 | Carburetor throttle lock An idle speed control mounted on the body of a carburetor for controlling the idle speed of an internal combustion engine is disclosed. In a first condition, the throttle plate is maintained in a position to provide a "normal" idle speed and in a second c... | 11/28/1978 |
| 4095567 | Carburation devices with idle adjustment A carburetor for an internal combustion engine comprises a fuel idling circuit opening into the intake pipe downstream of a driver-actuated main throttle. Idle regulation means comprise a first pneumatic element connected to that part of the intake pipe d... | 06/20/1978 |
