Abstract: A printer including: a frame, a bearing assembly mounted to said frame, a platen rotatably supported in the bearing assembly for advancing a sheet of a recording medium, a guide rail mounted to the frame and extending in parallel with an axial direction (Y) of the platen, a ruler extending in parallel with the guide rail, a carriage driven to reciprocate along the guide rail and carrying a printhead, and a detector arranged to detect the position of the carriage relative to the ruler, wherein, in said axial direction (Y), the ruler is rigidly fixed at a location of the bearing assembly independently of the guide rail.
Type:
Grant
Filed:
December 21, 2005
Date of Patent:
August 4, 2009
Assignee:
OCE' -Technologies B.V.
Inventors:
Frank J. H. Nottelman, Barry B. Goeree, Henk-Jan Zwiers, Bas W. J. J. A. Van Dorp, Luc G. T. Dircks
Abstract: A recording apparatus comprises a recording head for forming an image on a recording medium, a carriage for holding the recording head, capable of scanning in a main scanning direction, and a carrying mechanism for carrying the recording medium in a sub-scanning direction, wherein even with shift of the position of the carriage before scanning, scanning of the carriage is carried out after the carriage is located at a start position, or wherein a difference of the start position of the carriage upon each scanning is arranged to be a distance equal to an integral multiple of one period of phase of motor.
Type:
Grant
Filed:
October 10, 2000
Date of Patent:
April 15, 2003
Assignee:
Canon Kabushiki Kaisha
Inventors:
Haruyuki Yanagi, Makoto Kawarama, Masaya Shinmachi, Tan At Ming