ELECTRIC DRUM BRAKE An automotive vehicle drum brake is provided including a brake drum connected to said wheel. A backing plate is connected to the vehicle and at least one brake shoe is connected with the backing plate and is pivotally mounted with respect thereto. A non-rotative nut is mounted for linear motion with respect to the backing plate and is pivotally connected with respect to the brake shoe. A power screw is threadably engaged with the nut. The power screw is also mounted to the backing plate. An electric motor is torsionally connected with the power screw to turn the same to actuate the brakes.
申请公布号
CA2013125(C)
申请公布日期
1994.09.27
申请号
CA19902013125
申请日期
1990.03.27
申请人
GENERAL MOTORS CORPORATION
发明人
SHAW, SCHUYLER S.;HALLINAN, LINDA L.;HAMMERSMITH, ROBERT J.;SCHENK, DONALD E.;DEHOFF, EDWARD J.;KADE, ALEXANDER