Apparatus of a printer for detecting termination of printing medium

  • US 6,629,666 B2
  • Filed: 07/11/2001
  • Issued: 10/07/2003
  • Est. Priority Date: 07/11/2000
  • Status: Active Grant
First Claim
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1. An apparatus of a printer for detecting a termination of a printing medium, comprising:

  • a frame, the frame housing and supporting a roll of the printing medium;

    printing medium detecting means for non-contact detecting of the termination or a near-termination of the printing medium according to a varying diameter of the roll of the printing medium; and

    position adjusting means for adjusting an initial set position of the printing medium detecting means according to an initial diameter of the roll of the printing medium;

    wherein the position adjusting means comprises;

    a cam pin formed on a housing; and

    a rotary knob rotatably mounted on the frame, and having a cam groove for linearly reciprocating the housing in cooperation with the cam pin which is contained in the cam groove and movable along the cam groove.

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