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| Number | Title | Issue Date |
| 7363910 | Ignition circuit having a high-energy spark for an internal combustion engine An ignition circuit is for an internal combustion engine in a handheld portable work apparatus. A combustion chamber (4) is configured in the cylinder (3) of the engine (1) which is delimited by a piston (5) driving a crankshaft (7... | 04/29/2008 |
| 7233088 | Torque converter and system using the same A torque converter device comprises a flywheel rotatable about a first axis, the flywheel including a first body portion having a first radius from a circumferential surface and a first radius of curvature, a first plurality of magnets mounted in the first body port... | 06/19/2007 |
| 7210373 | Crankshaft for a v-type internal combustion engine A crankshaft (1) includes a first to a sixth crank pin (41–46), a first to a fourth main journal (21–24) and a first to a ninth crank arm (61–69). At least the first, the second, the eighth and the ninth crank arms (61, 62, 68, 6... | 05/01/2007 |
| 7187092 | Thin inner rotor motor for rotatably driving medium, and disk apparatus using the same An inner rotor motor includes a rotor having a plurality of magnetic poles circumferentially arranged, and a stator with a stator core having a plurality of magnetic pole teeth that are positioned on the outer side of the circumference of the rotor and oppose the ro... | 03/06/2007 |
| 7177753 | Method for limiting the rotational speed of internal combustion engines A method for limiting the rotational speed in an internal combustion engine is provided. A detection device detects prevailing operating parameters. Based on the prevailing operating parameters, the control variables for the ignition, injection and throttle valve po... | 02/13/2007 |
| 7148780 | Twin spark pencil coil An ignition apparatus having twin spark high-voltage outputs incorporates features of a pencil coil wherein at least a portion of a transformer assembly is disposed within a spark plug well when installed in an internal combustion engine, thereby reducing the space ... | 12/12/2006 |
| 7128061 | Supercharger A centrifugal supercharger is provided. One embodiment of the supercharger comprises a two-piece housing wherein a parting area is substantially aligned with a rotational axis of a drive- or impeller shaft. Another embodiment comprises a sleeve, or intermediate memb... | 10/31/2006 |
| 7111618 | Radial stator and flywheel assembly The present invention provides a complete ignition and charging system in one assembly for an internal combustion engine that includes a multiple pole radial air gap stator and flywheel assembly with ignition and regulator circuitry mounted to the stator and the fly... | 09/26/2006 |
| 7069921 | Control circuit for capacitor discharge ignition system A capacitor discharge ignition (CDI) system for a light-duty spark ignition combustion engine includes an analog control circuit having a charging circuit, a trigger circuit and a shutdown circuit. In response to activation of a kill-switch, the shutdown circuit cau... | 07/04/2006 |
| 7053589 | Long-life vacuum system for energy storage flywheels The invention, intended primarily for use in a steel flywheel power source (30), provides a vacuum system and a method of maintaining a vacuum inside a flywheel chamber (32) for the life of the power source (30). The vacuum system combines the u... | 05/30/2006 |
| 7017565 | Supplemental capacitive discharge ignition system A capacitive discharge ignition system for initiating combustion during cold- and hot-ignition of an internal combustion engine requiring minimal mechanical energy input. The capacitive discharge ignition system includes a magneto having a rotor, a first capacitive ... | 03/28/2006 |
| 7007667 | Cold start fuel control system An engine startup fuel control system for use with an internal combustion engine of the type having a plurality of combustion chambers, an air intake passage fluidly connected to each combustion chamber and a source of fuel. The system includes a multipoint fuel inj... | 03/07/2006 |
| 6965186 | Electric motor for hybrid vehicles An electric motor for a hybrid vehicle includes a rotor disposed and coupled between an internal combustion engine and a transmission, the rotor being coupled, at one end thereof in a direction of a rotation axis, to a crank shaft of the internal combustion engine a... | 11/15/2005 |
| 6948485 | Ignition unit for internal combustions engines The invention is relative to an ignition unit for internal combustion engines that comprises a primary circuit with a first switch for a primary winding for generating inductions in a secondary winding of a secondary circuit with a starter gap and that comprises a l... | 09/27/2005 |
| 6889677 | Capacitor discharge ignition device for internal combustion engine A capacitor discharge ignition device for an internal combustion engine including an ignition capacitor that is charged with a positive half cycle of an output voltage of an exciter coil, a thyristor that is triggered by a negative half cycle of an output voltage of... | 05/10/2005 |
| 6814056 | Contactless ignition system for internal combustion engine A contactless ignition system is provided with an ignition charge discharge condenser for charging an induced voltage of a generating coil, a first switching element, triggered to conduct when an induced voltage of a generating coil reaches a predetermined level, fo... | 11/09/2004 |
| 6700280 | Drive unit with an electric machine A drive unit with a drive and an electric machine, the drive being equipped with a drive shaft and the electric machine with a stator and a rotor. The rotor is coaxial to the stator and connected to the drive shaft for the transmission of torque, where th... | 03/02/2004 |
| 6662792 | Capacitor discharge ignition (CDI) system A capacitor discharge ignition (CDI) system is capable of generating intense continuous electrical discharge at a spark gap for a desired duration and may include a second controllable power switching circuit with its input terminal connected to an output... | 12/16/2003 |
| 6644276 | Ignition mounting arrangement in internal-combustion engine A CDI ignition coil unit integrally formed of an exciter coil, pickup coil and control unit is arranged over the upper side of the engine case, at a position on the cylinder head side in proximity to the periphery of the flywheel while an ignition cord is... | 11/11/2003 |
| 6581584 | Ignition control system for internal combustion engine An ignition control system for an internal combustion engine comprising a signal generator to generate pulse signals at a peculiar rotation angle position of the internal combustion engine and a position detection circuit to output a position detection si... | 06/24/2003 |
| 6579137 | Marine outboard electrical generator and assembly method A outboard marine electrical generator unit capable of installation on the transom of a marine vessel which provides an electrical generating unit for small and medium sized marine vessels. The invention thus provides an A/C and D/C electrical power sourc... | 06/17/2003 |
| 6534987 | Magneto-system firing apparatus A magneto-system firing apparatus which is capable of rapidly detecting an abnormal state in the case where abnormality occurs in the make/break operation of a contact point due to damage of a breaker or the like. A magneto-system firing apparatus include... | 03/18/2003 |
| 6435925 | Marine electrical generator A outboard marine electrical generator unit capable of installation on the transom of a marine vessel which provides an electrical generating unit for small and medium sized marine vessels. The invention thus provides an A/C and D/C electrical power sourc... | 08/20/2002 |
| 6408820 | Capacitor discharge engine ignition system with automatic ignition advance and/or minimum ignition speed control A capacitor discharge engine ignition system includes an ignition coil having a primary winding and a secondary winding for coupling to an engine ignition spark plug. A first electronic switch has primary current conducting electrodes in circuit with an i... | 06/25/2002 |
| 6311662 | Drive adapter for a generator/magneto A drive adapter which adjusts the timing of an automotive generator/magneto ("magneto")for use with a two cylinder motorcycle engine. The drive adapter has a rotor shaft which connects to the crankshaft of a motorcycle engine. The rotor shaft is connected... | 11/06/2001 |
| 6279558 | Ignition apparatus of internal combustion engine In an ignition apparatus, voltage is induced in a primary coil by a permanent magnet being rotated together with rotation of an output shaft of an engine. As the output shaft rotates, protrusions also revolve, inducing voltage in an electromagnetic pickup... | 08/28/2001 |
| 6053155 | Ignition mounting arrangement for outboard motor An ignition arrangement for an internal combustion engine having an output shaft supported for rotation about an axis. The engine includes an engine housing at least partially enclosing the output shaft. Oil seals at least partially surround the output sh... | 04/25/2000 |
| 6029640 | Method of detecting an ionization current A method for generation of a low test voltage is used for the purpose of detecting an ionization current in the spark gap of an internal combustion engine. The voltage is generated by a controllable ignition magneto (5) arranged in order to charge (2) an ... | 02/29/2000 |
| 6009864 | Capacitive ignition system for internal combustion engines An ignition system for use in internal combustion engines, in which there is provided a plurality of charging means, at least one of the plurality of charging means being adapted to provide charge to a plurality of charge storage means, in a predetermined... | 01/04/2000 |
| 5855199 | Discharge ignition apparatus for internal combustion engine having shut-off feature An improved capacitive discharge ignition apparatus includes disable circuitry for permitting shut-off of the engine. The disable circuitry includes a SCR and a transistor in series to provide a bypass for current that would otherwise charge the ignition ... | 01/05/1999 |
| 5829421 | Discharge ignition apparatus for internal combustion engine having shut-off feature An improved capacitive discharge ignition apparatus includes disable circuitry for permitting shut-off of the engine. The disable circuitry is operative to gate the discharge SCR, thereby shorting current that would otherwise charge the storage capacitor.... | 11/03/1998 |
| 5829422 | Lightweight, high-power magneto system A magneto ignition system for applications which require long burn times (usually measured in milliseconds), high spark energy to ignite the air/fuel mixtures used in racing applications and light weight. Such applications can use air fuel rations as low ... | 11/03/1998 |
| 5704338 | Flywheel magneto generator A magneto generator for an engine having a flywheel, in which the flywheel comprises a rotor mounted for axial rotation and has a rim of magnetically permeable material. A magnetically permeable core has first and second ends located adjacent to the rim a... | 01/06/1998 |
| 5630404 | Selectively power feeding device for electrical loads and the ignition circuit of internal combustion engines, in motor-vehicles A device for selectively feeding electrical power to loads and the ignition circuit of internal combustion engine of a motor-vehicle; a single power generating winding of an electric generator is selectively connectable, via differently polarized diodes a... | 05/20/1997 |
| 5551397 | Digitally controlled magneto ignition system with alternate timing A digitally controlled magneto provides for the precise control of the timing advance profile for an internal combustion engine. A micro-controller or a micro-processor provides the digital control by using inputs from engine sensors to determine the engi... | 09/03/1996 |
| 5479909 | Snowmobile with control system for activating electronic fuel injection An electronically controlled fuel injection system for a snowmobile engine utilizing a battery with the fuel injection system having an electronic control unit connected to the battery for operating the system. The engine has an alternator provided for pr... | 01/02/1996 |
| 5477841 | Magnetic ignition system A magnetic ignition system for an internal combustion engine has a magnet wheel revolving with the crankshaft of the engine. At least one permanent magnet rotates with the magnet wheel. A stationary armature with a coil is provided. The permanent magnet i... | 12/26/1995 |
| 5172675 | Power supply circuit for an internal combustion engine The internal combustion engine has a battery and a magneto for an ignition system of the engine. The magneto has a charge coil and a source coil for generating a first alternating current and a second alternating current, respectively. The alternating cur... | 12/22/1992 |
| 5161496 | Fuel injection system for internal combustion engines A fuel injection system for an internal combustion engine comprises at least one fuel injection valve for supplying fuel into the intake passage of the engine, an electronic control unit responsive to operating conditions of the engine for controlling a t... | 11/10/1992 |
| 5146905 | Capacitor discharge ignition system with double output coil A capacitor discharge ignition system (10) for an internal combustion engine has an ignition coil (22) with a magnetically permeable core (24) having an axially extending core bar (26), a primary winding (30) wound around the core bar, and a pair of secon... | 09/15/1992 |
