Title:
LIQUID DISCHARGE HEAD
Document Type and Number:
Japanese Patent JP2019136891
Kind Code:
A
Abstract:
To provide a liquid discharge head which can inhibit temperature rise.SOLUTION: A liquid discharge head according to one embodiment includes: a liquid discharge part; a circuit board; a heat radiation part; a supply part; and a recovery part and has a first heat insulation part which inhibits heat transfer between the heat radiation part and the liquid discharge part. The liquid discharge part has nozzles which discharge a liquid and a passage communicating with the nozzles. The heat radiation part is disposed facing the circuit board. The supply part has a supply passage connected with the primary side of the passage of the liquid discharge part. The recovery part has a recovery passage connected with the secondary side of the passage of the liquid discharge part.SELECTED DRAWING: Figure 5
Inventors:
IOKA KUMIKO
AIZAWA TAKAHIRO
INOUE MICHINOBU
TOGASAKI TAKASHI
AIZAWA TAKAHIRO
INOUE MICHINOBU
TOGASAKI TAKASHI
Application Number:
JP2018020217A
Publication Date:
August 22, 2019
Filing Date:
February 07, 2018
Export Citation:
Assignee:
TOSHIBA CORP
International Classes:
B41J2/18; B41J2/14; B41J2/17
Attorney, Agent or Firm:
Kurata Masatoshi
Nobuhisa Nogawa
Takashi Mine
Naoki Kono
Ukai Ken
Nobuhisa Nogawa
Takashi Mine
Naoki Kono
Ukai Ken