Patent ID: 7427116
Filing Date: 2008-09-23
Classification: B41J

Abstract:
1. A gap adjusting device adapted for a recording apparatus including: a recording head which performs recording on a recording medium, a platen disposed in opposition to the recording head so as to define a medium gap between a head surface of the recording head and the recording medium, and a carriage on which the recording head is mounted and which reciprocates in a first direction, the gap adjusting device comprising: a parallel lifting device including a lifting guide portion disposed in a side frame, wherein the carriage guide shafts are configured to obtain a predetermined lifting stroke in accordance with a rotation angle in cooperation with the parallel lifting device and the lifting guide portion, wherein the pair of carriage guide shafts are provided with a main guide shaft disposed at a first side of the carriage, a sub guide shaft disposed in parallel to the main guide shaft at a second side of the carriage, and the parallel lifting device further comprises a shift cam disposed in a vicinity of the opposite ends of the guide shaft part in each of the carriage guide shafts so as to be integrally rotatable with the guide shaft part, a cam follower fixed to the side frame, and a synchronous drive transmission mechanism which transmits a rotation of the main guide shaft to the sub guide shaft.