The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 24, 1995

Filed:

Nov. 24, 1992
Applicant:
Inventor:

Wan-ha Kim, Suwon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
347218 ; 347176 ;
Abstract

A thermal transfer printer which has a drum around which paper is conveyed and a thermal transfer head for heat-pressing an ink ribbon on a paper sheet to print pictures and characters. The printer includes a roller movably installed and spaced from the drum by a predetermined distance, a belt circumscribing the drum and roller for conveying the paper sheet, clamps installed on either side of the belt for clamping the end of the paper sheet to the belt and having flanges with through holes on one end of the clamps, and a clamping release mechanism for releasing the clamping action of the clamps. In the method, the paper sheet is conveyed in a first direction and at a first speed for successively printing different colors and conveyed in a second opposite direction at a second speed faster than the first speed to prepare for printing of the next color. As a result, printing time is minimized.


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