Control device for a power-driven air pump for a car

Details Control device for a power-driven air pump for a car Control device for a power-driven air pump for a car

1984-09-28

1986-06-10

Hart, Douglas

Power plants

Internal combustion engine with treatment or handling of...

By means producing a chemical reaction of a component of the...

417 43, F01N 322

Patent

active

045935246

ABSTRACT:
A control device for a power-driven pump used for a car comprising a d.c. motor, an air pump driven by the d.c. motor and an exhaust device for reburning and purifying exhaust gas from an engine by actuating the air pump, wherein sensors for detecting quantity of air necessary to be fed into the exhaust device to purify the exhaust gas and a variable control device to variably control the revolution speed of the d.c. motor depending on the quantity of air.

REFERENCES:
patent: 1419316 (1922-06-01), Sherbondy
patent: 2439239 (1948-04-01), Crever
patent: 2981195 (1961-04-01), Payne
patent: 3503716 (1970-03-01), Berger
patent: 4098078 (1978-07-01), Laurent

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