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:
Jul. 18, 1995

Filed:

Nov. 12, 1993
Applicant:
Inventors:

Masakazu Muranaka, Tokyo, JP;

Rie Ishii, Soka, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
347178 ; 400237 ;
Abstract

In a color thermal transfer recorder, L is set to a distance from a printing position to first and second sensors for detecting each of marks, q is set to a pitch between the marks, N is set to an integer equal to 2 or more, S is set to an arbitrary value from zero to the pitch q, and .delta. is set to an arbitrary value from 0 to 4 mm. The values L, q, N, S and .delta. are set such that the following formula L=N.times.q+S+.delta. is satisfied. The values L, q, N, S and .delta. may be set such that the following formula L=N.times.q+S-.delta. is satisfied. In this recorder, various kinds of marks are formed on an ink sheet and are detected by the first and second sensors so that a conveying operation of the ink sheet is controlled. In accordance with this structure of the recorder, the distance from the printing position to the first and second sensors is increased so that a degree of freedom in design of the recorder is increased.


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