Title:
HOT PRINTING HEAD
Document Type and Number:
Japanese Patent JPS5348752
Kind Code:
A
Abstract:
PURPOSE: A hot printing head is made longer in life and better in printing quality by forming its protecting film in two layer structure of a SiO2 film and Al2O3 film.
Inventors:
NOMOTO TSUTOMU
SHIBATA SUSUMU
MURASUGI KEIJI
SUGIYAMA KIYOSHI
SHIBATA SUSUMU
MURASUGI KEIJI
SUGIYAMA KIYOSHI
Application Number:
JP12289976A
Publication Date:
May 02, 1978
Filing Date:
October 15, 1976
Export Citation:
Assignee:
OKI ELECTRIC IND CO LTD
NIPPON TELEGRAPH & TELEPHONE
NIPPON TELEGRAPH & TELEPHONE
International Classes:
H01C7/00; B41J2/335; B41M5/26; (IPC1-7): B41M5/26; H01C7/00
Domestic Patent References:
| JPS4942240A | 1974-04-20 |