초록

A device for the adjustment of the ignition time of an internal combustion engine as a function of the vacuum in the intake line which is provided with a flow regulator in the form of a throttle valve or the like.

대표청구항 ▼

Device for adjusting the ignition timing of an internal combustion engine comprising: (a) a vacuum adjusting device having a distributor retard chamber and a distributor advance chamber for controlling ignition timing, said distributor advance chamber being in communication with intake vacuum in an

Device for adjusting the ignition timing of an internal combustion engine comprising: (a) a vacuum adjusting device having a distributor retard chamber and a distributor advance chamber for controlling ignition timing, said distributor advance chamber being in communication with intake vacuum in an air intake line; (b) a vacuum chamber; (c) a thermoswitch actuatable in response to the temperature of engine intake air exceeding a predetermined value; (d) a throttle valve switch actuatable in response to a flow regulator means in said air intake line assuming a full or high load range position; and (e) control valve means for communicating said distributor retard chamber with ambient pressure in a first position thereof and for communicating said distributor retard chamber with said vacuum chamber upon conjoint actuation of both of said thermoswitch and throttle valve switch.