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:
Jun. 18, 2002

Filed:

Aug. 18, 1998
Applicant:
Inventors:

Masato Susukida, Chiba, JP;

Katsuto Nagano, Yokohama, JP;

Atsushi Yoshida, Ichikawa, JP;

Jun Hirabayashi, Chiba, JP;

Yoshio Saita, Yotsukaido, JP;

Jun Hagiwara, Sakura, JP;

Assignee:

TDK Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/335 ;
U.S. Cl.
CPC ...
B41J 2/335 ;
Abstract

An wear-resistant layer constituting a printing surface which is brought into contact with a thermal record medium is formed on a provisional substrate having a groove formed in its surface, said groove having a substantially semicircular cross section, and a heat generating layer electrically conductive layers and electrically connected to the heat generating layer, a protection layer and a heat storage layer are stacked in turn to form a printing section. Next, a driving IC for controlling a heating electric power to be supplied to the printing section is connected to the electrically conductive layer and a wiring section for connecting the driving IC to an external circuit is provided. Thereafter, the printing section is secured to a heat dissipating member by means of a resin and a common electrode and wires are secured to the heat dissipating member by means of both-sided adhesive tapes and After covering an assembly with an etching resist except for the substrate the substrate is removed by etching and the printing surface protruded outwardly is exposed.


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