×

Bearing balls escape and wear annunciator arrangement for ball screw

  • US 7,299,703 B2
  • Filed: 09/26/2005
  • Issued: 11/27/2007
  • Est. Priority Date: 09/24/2004
  • Status: Active Grant
First Claim
Patent Images

1. An arrangement for detecting a load bearing failure, the arrangement comprising:

  • a primary load-carrying system for bearing axially translatably a coaxial load, said primary load-carrying system having a rotor portion and an axially displaceable stator portion, there being further provided a plurality of bearing balls interposed between the rotor and axially displaceable stator portions;

    a secondary load-carrying system for bearing the coaxial load upon the event of a failure of the primary load-carrying system; and

    a detector for detecting a failure of the primary load-carrying system.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×