Debris monitoring

  • US 9,233,471 B2
  • Filed: 04/22/2014
  • Issued: 01/12/2016
  • Est. Priority Date: 12/30/2010
  • Status: Active Grant
First Claim
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1. A debris monitoring system comprising:

  • a housing;

    a receptacle defining an opening, the receptacle being releasably engageable with the housing to receive debris into the receptacle through the opening;

    a first emitter supported on the housing on one side of the opening and arranged to emit a signal across at least a portion of the opening; and

    a first receiver supported on the housing on an opposite side of the opening and arranged to receive the signal emitted by the first emitter across the opening;

    wherein the receptacle is movable with respect to the first emitter and the first receiver.

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