Patent ID: 7152971
Filing Date: 2006-12-26
Classification: B41J

Abstract:
1. A positioning structure in an image forming apparatus, comprising: a conveying mechanism which conveys an image forming medium; a plurality of ink heads which eject ink liquids of different colors with respect to the image forming medium conveyed by the conveying mechanism; a carriage on which the plurality of ink heads are arranged at predetermined intervals substantially correct in parallel with one another and which is arranged at a position facing and spaced from the conveying mechanism; a resist roller which regulates a conveying orientation of the image forming medium to introduce the image forming medium into the conveying mechanism; at least two extending arms which are integrally provided on the carriage and which extend to an introducing side of the conveying mechanism to introduce the image forming medium and which rotatably supports the resist roller; and a plurality of regulation sections which are arranged on the carriage and the conveying mechanism respectively, and which regulate a positional relation between the carriage and the conveying mechanism by mutual contacts.