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.:
Date of Patent:
Apr. 30, 2013
Filed:
May. 04, 2012
Applicant:
Hironori Maekawa, Suwa, JP;
Inventor:
Hironori Maekawa, Suwa, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/01 (2006.01);
U.S. Cl.
CPC ...
Abstract
A roll paper printer enables opening the cover and platen using a 4-part parallel linkage mechanism without interfering with the inkjet head. The cover unit for the roll paper compartment of the roll paper printer opens and closes by means of the parallel linkage mechanism. The back end part of the platen frame part of this linkage mechanism is connected to the top end part of the rear parallel links and so that the platen frame can move down.