×

Sensor devices for structural health monitoring

  • US 7,034,660 B2
  • Filed: 04/03/2002
  • Issued: 04/25/2006
  • Est. Priority Date: 02/26/1999
  • Status: Expired due to Term
First Claim
Patent Images

1. A sensor device comprising:

  • a sensor that detects a parameter indicative of the health of a structure comprising a metal;

    an encapsulation that seals internal components of the sensor from the surrounding structure;

    a port that permits passage of an ion from outside the device to the sensor,a transponder in electrical communication with the sensor and that transmits a wireless signal through a portion of the structure indicating the parameter status when triggered by a wireless interrogation signal; and

    an identification source in electrical communication with the transponder that uniquely identifies the device.

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