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(11) | EP 0 958 923 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Multipurpose printing apparatus |
(57) A multipurpose printing apparatus is described, consisting of a base frame (32) and
a user-movable main frame (50) including a printhead. A position detector (22) detects
the position of the printhead relative to the base frame and the printing apparatus
control means controls the printhead to print output data corresponding to the position
detected by the position detector. The position detector includes a rotational gear
(36) on the main frame which engages a linear gear (31) on the base frame, a circular
encoder (37) which is coupled to the rotational gear and a sensor element (39) for
detecting the degree of rotation of the circular encoder. The apparatus is useful
for printing on a variety of objects. |