초록

A crank position indicator circuit which senses the voltage across the starter relay coil such that the neutral start switch contacts NSI and S2 contacts are conditioned and fed to an inverter in order to have the inverter indicate when the ignition switch is in the crank position.

대표청구항 ▼

In an electronic controller, with electronic devices, for a prime mover, the prime mover including an internal combustion engine, a supply voltage, ignition means, an ignition switch at least with S2 contacts and NS1 contacts, a starter and a relay coil for the starter, a circuit for the sensing of

In an electronic controller, with electronic devices, for a prime mover, the prime mover including an internal combustion engine, a supply voltage, ignition means, an ignition switch at least with S2 contacts and NS1 contacts, a starter and a relay coil for the starter, a circuit for the sensing of the crank position of the ignition switch comprising: the relay coil for the starter being connected between the S2 contacts and the NS1 contacts; the S2 contacts connected between the relay coil and the supply voltage; the NS1 contacts connected between the relay coil and ground; the high side of the NS1 contacts being pulled up to a supply voltage; an inverter with a (+) and a (-) input, the output of the inverter configured to control the reset of an electronic device; the S2 contact side of the relay coil fed into the (-) input of the inverter; transistor means; the NS1 contact side of the relay coil fed into the (-) input of the inverter through the transistor means such that the output of the inverter will indicate when the ignition switch is in the crank position.