×

Apparatus and method for testing brake actuator units used in railroad cars

  • US 5,936,153 A
  • Filed: 06/30/1997
  • Issued: 08/10/1999
  • Est. Priority Date: 06/30/1997
  • Status: Expired due to Fees
First Claim
Patent Images

1. Apparatus for testing brake actuator units for use in railway cars, comprising:

  • a. a test stand;

    b. a plurality of differently sized sets of brackets to which a brake actuator unit is mounted to one of said sets;

    c. control means for applying pressurized air to the brake actuator unit and monitoring for pressure drop indicative of air leakage within a cylinder of said actuator unit; and

    d. means, responsive to a signal from the control means, for identifying whether a predetermined amount of leakage is present.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×