| 摘要 |
429,315. Dynamo-electric machines. HOOVER, Ltd., Perivale, Greenford, Middlesex.-(Hoover Co. ; North Canton, Ohio, U.S.A.) May 9, 1934, No. 13992. [Class 35] Motors, controlling; protective devices, terminals and accessories, arrangement on machines. -A condenser system for preventing interference of the motor of a vacuum cleaner with wireless receivers is arranged in the angle between a generally cylindrical motor housing C and a larger fan casing B and inside a cover G. The condensers are connected between a point of earth potential and terminals on a terminal block on the motor frame to which the motor circuit connections from the field windings L and M, armature D and armature winding K are made. |
