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Electronic pen

  • US 7,671,850 B2
  • Filed: 06/14/2002
  • Issued: 03/02/2010
  • Est. Priority Date: 06/15/2001
  • Status: Expired due to Fees
First Claim
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1. An electronic pen comprising:

  • a casing including at least two casing parts which are joined together in an interlocking manner that is separable;

    electronic equipment arranged inside the casing; and

    a girdle arranged at a determined location on the pen with a close fit around the joined casing parts, said casing and said girdle having a coacting locking arrangement which limit the movement of the girdle in the longitudinal direction of the pen in such manner that at least the girdle is destroyed as the locking is broken.

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