Magnetventil fuer kurze Ansprechzeiten

摘要

1305437 Valves ROBERT BOSCH GmbH 17 April 1970 [18 April 1968] 18355/70 Heading F2V [Also in Divisions F1 and H1] A solenoid valve having short opening and closing times, for use in I.C. engine petrol injection systems, comprises a number of electromagnets formed by disc-shaped windings 10 and ferromagnetic discs 11, and a grooved ferromagnetic armature 12 whose grooves correspond in number to the number of windings 10. The windings are such that the polarity of the magnetic field forces changes from disc 11 to disc 11.