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.

Patent No.:

US 7116344 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 03, 2006

Filed:

Sep. 26, 2003
Applicant:

Yuji Shimoda, Tokyo, JP;

Inventor:

Yuji Shimoda, Tokyo, JP;

Assignees:

Fujitsu Limited, Kawasaki, JP;

Fujitsu Frontech Limited, Inagi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 29/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A printer has a main body and a printer unit that is fixed to the main body. The printer unit has an upper cover and a lower cover. The lower cover is attached to the main body and the upper cover is fixed to the lower cover. A hollow space is formed between the upper and lower covers and a printing paper is set in this space. A sensor is provided in the upper cover and it detects a mark on the non-printable surface of the printing paper. One protrusion is provided in each of the upper and lower covers such that the protrusions make an electrical contact when the upper and lower covers are closed. A control unit is provided in the main body and it is electrically connected to the mark detection unit through the protrusions on the upper and lower covers and it controls various operations of the printer.


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