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Method and apparatus for measurement of ice thickness employing ultra-sonic pulse echo technique

  • US 4,628,736 A
  • Filed: 01/14/1985
  • Issued: 12/16/1986
  • Est. Priority Date: 01/14/1985
  • Status: Expired due to Fees
First Claim
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1. An apparatus for measurement of the thickness of ice on an ice-accreting surface employing an ultra-sonic pulse echo technique, comprising:

  • an ice-accreting surface;

    transducer means mounted at said surface for transmitting an ultra-sonic signal into said ice and for receiving a reflected signal; and

    means for evaluating the time delay between transmission and reception of the ultra-sonic signal, the time delay indicative of the thickness of the ice.

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