Patent · US Expired

Color printer and color printing method

US6982738B2 · kind B2 · utility

3Cited by
1References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 23, 2004
Grant dateJan 3, 2006
Priority date
Expiry dateMay 27, 2024

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J2/32
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

In the first print sequence, recording paper is conveyed in a printing direction. When the recording paper is conveyed to a target conveyance amount during the conveyance, a yellow image is printed. Then, the return sequence is performed. While conveying the recording paper in a supplying direction, ultraviolet rays is irradiated on the recording paper to fix a yellow image. During the fixing operation, the recording paper is returned by additionally considering the correction amount of conveyance according to the conveyance speed. In the return sequence, the recording paper is conveyed to the target conveyance amount to print a magenta image. Then the magenta image is fixed in the second return sequence. The recording paper is set in consideration of the conveyance speed during fixing the magenta image. After that, a cyan image is printed. Consequently, the printing position of each primary color becomes coincident.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.