Apparatus of a printer for detecting termination of printing medium
AssigneeSamsung Electronics Co., Ltd.
InventorsHong-gil Lee, Jung-yong Lee
Life of this patent
Estimating the term…
Abstract
An apparatus of a printer for detecting a termination or near-termination of a printing medium includes a frame for housing and supporting a roll of the printing medium and capable of being set in a first position and a second position; a first printing medium detecting portion and a second printing medium detecting portion for non-contact detection of the termination or near-termination of the printing medium according to a varying diameter of the roll of the printing medium when the frame is in the first position and the second position; and a position adjusting portion for adjusting an initial set position of the first and the second printing medium detecting means according to an initial diameter of the roll of the printing medium.
Claims18
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.
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 and having a first position and a second position;
- first printing medium detecting means and second 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 when the frame is in the first position or the second position;
- and
- position adjusting means for adjusting an initial set position of the first and the second printing medium detecting means according to an initial diameter of the roll of the printing medium.
Dependencies are inferred from the claim text.