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| Number | Title | Issue Date |
| 7362018 | Encoder alternator An encoder alternator for an internal combustion engine has a rotor with a plurality of circumferential magnetic rotor poles in a periodic pattern except for at least one magnetic irregularity. A sensor coil is wound around a stator pole and outputs a crankshaft pos... | 04/22/2008 |
| 7271517 | Three-phase alternating current generator A three-phase alternating current generator includes a bowl-shaped flywheel, sixteen permanent magnets provided on an inner circumferential surface of the flywheel, and a stator located in the flywheel. Further, The stator is composed of twelve teeth provided opposi... | 09/18/2007 |
| 7004134 | Engine generator A positioning pin is knocked onto a crankshaft of an engine and a key way is formed in a boss of a first flywheel. When an outer rotor type generator is connected with the engine, the boss of the first flywheel is fitted over the crankshaft so as to adjust the posit... | 02/28/2006 |
| 6720698 | Electrical pulse generator using pseudo-random pole distribution A multi-pole electric pulse generator contains poles having a pseudo-random distribution. Preferably, poles are equally sized and spaced, and polarity corresponds to a pseudo-noise binary sequence, which is specifically a primitive polynomial m-sequence. At one poin... | 04/13/2004 |
| 6242828 | Flywheel-rotor apparatus A flywheel-rotor apparatus that transforms electrical power into mechanical power and mechanical power into electrical power through a unitary device is disclosed. The invention includes an inner portion and an outer portion which are made of an electrica... | 06/05/2001 |
| 6189522 | Waste-spark engine ignition A distributorless ignition system is provided which includes an ignition coil for firing a pair of first and second spark plugs at the same time. The ignition system includes a changeover switch which, when assuming one operating position, causes the firs... | 02/20/2001 |
| 5962939 | Outer-rotor type engine-operated generator An outer-rotor type engine-operated generator is of low cost and simple construction, can be miniaturized and can leak electricity for ignition without sacrificing generator output. The engine-operated generator has a plurality of magnets arranged along a... | 10/05/1999 |
| 5931137 | Discharge ignition apparatus for internal combustion engine having automatic spark advance An improved capacitive discharge ignition apparatus provides spark advance with engine speed. The ignition apparatus includes at least one trigger circuit including a trigger coil preferably contained in a common housing with other circuit elements. In th... | 08/03/1999 |
| 5777410 | Motor actuator and method of making the same A first conductive plate is formed integrally of a single conductive sheet comprising a plurality of brushes and power supply terminals that are partially short-circuited, and a second conductive plate is formed integrally of a single conductive sheet com... | 07/07/1998 |
| 5072714 | Arrangement for generator windings, especially in ignition systems The invention relates to a generator arrangement, in particular, ignition systems for internal combustion engines. The arrangement comprises a multi-legged core of magnetically conducting material with the legs radially projecting towards a cooperating ma... | 12/17/1991 |
| 4914372 | Small engine for hand-held work machines A small engine suitable for hand-held work machines such as cleavers and chain-saws in which the engine is started by driving a self-starting motor with the electromotive force of a secondary battery and wherein the size and weight of the engine is reduce... | 04/03/1990 |
| 4894602 | Overvoltage protection system for marine ignition and regulator circuitry In a marine propulsion system including an internal combustion engine driving a voltage generator (14) supplying system voltage (line 26) which is supplied to ignition circuitry (10) providing spark ignition for running the engine in normal operation, ove... | 01/16/1990 |
| 4892079 | Magnetogenerator A magnetogenerator comprises a plurality of permanent magnets arranged orderly on an inner periphery of a fly-wheel with magnetic poles thereof being alternative, a plurality of power generating coils including an ignition power generating coil and arrang... | 01/09/1990 |
| 4620521 | Modular, programmable high energy ignition system The ignition system for providing spark ignition to the cylinders of an internal combustion engine includes a generator assembly adapted to be mounted on said engine. This generator assembly includes a magneto adapted to be driven in response to the opera... | 11/04/1986 |
| 4606323 | Magneto for ignition system A magneto (10) comprising an E-type stator (12) and a rotor (14) movable relative to the stator (12) to induce therein a varying flux field. The three legs or poles (18, 20, 22) of the stator (14) are asymmetrically placed and the center pole (20) support... | 08/19/1986 |
| 4591746 | Ignition signal generator for internal combustion engines 'The invention is concerned with an ignition signal generator for internal combustion engines, consisting of a rotor and stators, wherein the rotor is constituted by a cylindrical magnet magnetized in the axial direction, and two disc-like magnetic pole p... | 05/27/1986 |
| 4537174 | Output supply control apparatus for internal combustion engine magneto generator An output supply control apparatus controls the supply of an output from an internal combustion engine magneto generator to its loads so as to effectively utilize the magneto generator. The desired ignition energy is obtained by charging a discharge capac... | 08/27/1985 |
| 4463715 | Otto engine ignition pulse generator and distributor To eliminate frictional effects by stationary elements (17, 37, 47) with respect to a sleeve (16, 36, 46) which rotates with a shaft (11) of a distributor, but is adjustable with respect to the instantaneous position about the shaft by a centrifugal spark... | 08/07/1984 |
| 4428332 | Transducer for ignition timing To provide a pulse for engine ignition timing, a magnetic circuit is provided which includes a permanent magnet and magnetically conducting bodies with a gap provided between one pole face of the magnet and the remainder of the magnetic structure for pass... | 01/31/1984 |
| 4407257 | Method and apparatus for controlling an ignition system This invention provides a method and apparatus for obtaining a uniform advance for an internal combustion engine requiring unequal firing angles between cylinders and is characterized by an electromagnetic pulse generator having a trigger wheel that inclu... | 10/04/1983 |
| 4404513 | Economical flywheel alternator for trickle charging a small lawnmower battery The laminated stator core for an engine ignition system includes in addition to that ignition system an arrangement for charging the storage battery of an internal combustion engine powered device during engine operation with a charging coil surrounding o... | 09/13/1983 |
| 4375794 | External inductive solid state ignition system An ignition system of the contactless interrupt type for an internal combustion engine is disclosed with a control circuit including a pair of solid state semiconductor devices with one connected to the other in a controlling relation. The ignition system... | 03/08/1983 |
| 4358727 | Economical flywheel alternator for trickle charging a small lawnmower battery The laminated stator core for an engine ignition system includes in addition to that ignition system an arrangement for charging the storage battery of an internal combustion engine powered device during engine operation with a charging coil surrounding o... | 11/09/1982 |
| 4275703 | Flux control system for a hall generator in an ignition system of an internal combustion engine The AC signal generator furnishing the basic control signal for ignition timing is a Hall generator the flux through which is gradually increased while the crankshaft of the engine rotates through a predetermined angle of rotation. The Hall generator is p... | 06/30/1981 |
| 4259938 | Apparatus in electronic ignition systems The invention relates to an apparatus for providing capacitor charging and triggering in so-called electronic ignition systems comprising flywheel magnetos with a plurality of poles. The triggering pulses are arranged phase-shifted in time in relation to ... | 04/07/1981 |
| 4215284 | Pole-shoe magnet group for magnetomotive device A pole-shoe magnet group assembly for a magnetomotive device such as a magneto for the ignition system of an internal combustion engine. The group carried by the rotor includes a permanent magnet and a pair of pole-shoes extending generally circumferentia... | 07/29/1980 |
| 4213436 | Capacitor discharge ignition and alternator auxiliary power system In a combined capacitor discharge ignition and alternator auxiliary power system for an internal combustion engine, voltage pulses for charging a capacitor, other voltage pulses for triggering an SCR, and still other voltage pulses for producing an altern... | 07/22/1980 |
| 4207852 | Non-contact ignition system for an internal combustion engine The present invention discloses a system which utilizes the storage action of capacitors and the characteristic of the turn-off operation due to a potential difference between the base and emitter of a transistor, and immediately after a primary short-cir... | 06/17/1980 |
| 4204509 | Current interruption type ignition system for an internal combustion engine A current interruption type ignition system for an internal combustion engine comprises an ignition coil including a primary coil portion and a secondary coil portion; an exciter inducing an AC voltage in synchronism with rotation of the engine to be supp... | 05/27/1980 |
| 4202305 | Capacitor discharge ignition system with timing stabilization arrangement A capacitor discharge ignition system is provided with an ignition timing stabilization arrangement to achieve substantially constant ignition timing characteristics over a wide range of engine speeds. The capacitor discharge ignition system is positioned... | 05/13/1980 |
| 4172230 | Electrical connectors for magneto stator A multipolar stator for magneto basically comprises a central cast-aluminum plate to which are rigidly secured the coils, points, and condenser of the ignition and electricity-generating system. Each of these active circuit components has a terminal exten... | 10/23/1979 |
| 4166966 | Rotary pulse generator for automatic engine ignition advance and retard An engine driven rotor has pairs of arms of different lengths passing by the stator core teeth with respectively different clearances. The stator teeth carry pick-up coils that are connected in series-aiding relation. Although the stator teeth are uniform... | 09/04/1979 |
| 4146001 | Angular position transducers for use in engine timing controls An angular position signal generator includes a rotor and a stator each having an arrangement of salient magnetic poles. The poles on the rotor are all of the same polarity and are spaced at unequal angles around the axis of the rotor. The poles on the st... | 03/27/1979 |
| 4114583 | Triggered ignition system for internal combustion engines with anti-reverserunning control A two-cylinder, two-cycle engine for an outboard motor includes a pull-rope starter unit and an alternator driven, capacitor discharge ignition system. The alternator includes an annular permanent magnet secured within a flywheel skirt and includes a pair... | 09/19/1978 |
| 4099509 | Ignition systems of current interruption type for internal combustion engines An ignition system of a current interruption type comprises an a.c. power source and an ignition coil, the primary winding of which is connected to the a.c. power source through a controllable switch element for interrupting the current. The ignition syst... | 07/11/1978 |
| 4061121 | Magneto-alternator with magneto energy limiting A magneto-alternator has a plurality of alternator coils for lighting or the like and a main ignition coil for a breaker-point ignition. Stator laminations are arranged so that the ignition coil is between two alternator coils and each coil is effectively... | 12/06/1977 |
| 4056088 | Ignition system A capacitive discharge ignition system having a charge coil and an ignition coil including primary and secondary windings wound on a common stator structure. The charge coil is coupled to the primary winding of the ignition coil by an SCR and a main capac... | 11/01/1977 |
| 4054113 | Ignition breakerless and distributorless multiple cylinder ignition system A two cylinder, two cycle engine for an outboard motor includes an alternator driven, capacitor discharge ignition system. The alternator includes an annular permanent magnet secured within a flywheel skirt and includes a pair of circumferential opposite ... | 10/18/1977 |
| 4036201 | Single core condenser discharge ignition system A breakerless condenser discharge ignition system for an internal combustion engine and excited by a rotating permanent magnet, consists of a single module, containing a number of windings and electrical components, mounted on one pole of a ferromagnetic ... | 07/19/1977 |
| 4034731 | Ignition system for an internal combustion engine An ignition system for an internal combustion engine having an AC generator comprises an ignition coil energized by an AC output from the generator. A first thyristor is connected in series with the primary of the ignition coil and permits and interrupts ... | 07/12/1977 |
