Brake Patents (Class 310/77)
  • Spring-applied electromagnetically-released brake
    Patent number: 4022301
    Abstract: A spring-applied, electromagnetically-released brake for electric motors of the type wherein a disc that rotates with the shaft of the motor is gripped between non-rotating jaws, and wherein the grip exerted by the jaws is released by relative rotation between an inclined cam track and a cam follower riding thereon produced by energization of the electromagnet.
    Type: Grant
    Filed: December 29, 1975
    Date of Patent: May 10, 1977
    Assignee: Scott Brake, Inc.
    Inventor: Quinten A. Hansen
  • Sliding armature braking motor
    Patent number: 3965380
    Abstract: An arrangement for increasing the axial displacement force in a sliding armature braking motor in which an intermediate short circuit ring displaced from the end of the stack of rotor laminations is provided along with conventional short circuit rings at each end of the laminations to thereby materially increase the axial displacement force.
    Type: Grant
    Filed: September 24, 1973
    Date of Patent: June 22, 1976
    Assignee: Siemens Aktiengesellschaft
    Inventor: Jaroslav Stepina