Title:
THERMAL PRINT HEAD, THERMAL PRINTER, AND METHOD FOR MANUFACTURING THERMAL PRINT HEAD
Document Type and Number:
WIPO Patent Application WO/2024/004352
Kind Code:
A1
Abstract:
This thermal print head comprises: an underglaze layer; a conductor layer disposed on the upper surface of the underglaze layer; an insulating layer disposed on the upper surface of the conductor layer in a manner allowing a first connection region and a second connection region of the conductor layer to be exposed; an electrode layer disposed on the upper layer of the insulating layer and including a common electrode and an individual electrode; connection wiring having a first wiring region connected to the first connection region and the common electrode, and a second wiring region connected to the second connection region; a common electrode terminal disposed in the second wiring region of the connection wiring; and a heating resistor which is in contact with the common electrode and the individual electrode.
Inventors:
NISHI KOJI (JP)
HIGASHITANI YUHEI (JP)
DAICHO SHOJIRO (JP)
HIGASHITANI YUHEI (JP)
DAICHO SHOJIRO (JP)
Application Number:
PCT/JP2023/015774
Publication Date:
January 04, 2024
Filing Date:
April 20, 2023
Export Citation:
Assignee:
ROHM CO LTD (JP)
International Classes:
B41J2/335; B41J2/345
Domestic Patent References:
| WO1996041722A1 | 1996-12-27 |
Foreign References:
| JP2015047696A | 2015-03-16 | |||
| JP2007320197A | 2007-12-13 | |||
| JPH06106758A | 1994-04-19 | |||
| JPH05270036A | 1993-10-19 | |||
| JPS61262144A | 1986-11-20 | |||
| JPS56106877A | 1981-08-25 | |||
| US4855757A | 1989-08-08 |
Attorney, Agent or Firm:
MIYOSHI Hidekazu et al. (JP)
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