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Motor with a motor brake

  • US 10,644,566 B2
  • Filed: 06/29/2017
  • Issued: 05/05/2020
  • Est. Priority Date: 07/08/2016
  • Status: Active Grant
First Claim
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1. A motor brake assembly comprising:

  • A caliper including;

    One or more pistons,One or more rotary to linear actuators that provides an axial force to move the one or more pistons,A motor gear unit in communication with the one or more rotary to linear actuators,The motor gear unit including;

    A motor and a motor brake that prevents movement of the motor gear unit, the one or more pistons, or both when the motor is turned off so that a brake application is maintained, the motor brake including;

    a rotor that is in communication with the motor,a ring-shaped contact pad that is positioned within the rotor, the contact pad is configured to flex and radially expand outward into contact with the rotor to prevent movement of the rotor and the motor, and an electromagnet that is in communication with the contact pas and creates a brake retraction.

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