• US 20120300413A1
  • Filed: 05/24/2012
  • Published: 11/29/2012
  • Est. Priority Date: 05/24/2011
  • Status: Abandoned Application
First Claim
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1. A power feeding device for an electronic cassette having a battery rechargeable by a noncontact power feeding operation, said power feeding device comprising:

  • a signal sending section for sending a query signal as a query operation to check whether or not a cassette being set in a predetermined position is said electronic cassette having a power receiving function;

    a signal receiving section for receiving a response signal issued by said electronic cassette in response to said query signal; and

    a control section for starting said query operation;

    for stopping said query operation, if no response signal is received for a predetermined time; and

    for enabling said noncontact power feeding operation to said battery, if said set cassette is judged to be said electronic cassette having said power receiving function by reception of said response signal.

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