Title:
LIQUID JET HEAD UNIT AND LIQUID JET APPARATUS
Document Type and Number:
Japanese Patent JP2009012362
Kind Code:
A
Abstract:
To solve the matter that the exchange of a head takes time and manufacturing cost of an exchanging head increases, and that the manufacturing cost of a head increases when the head is not exchanged but a head with a spare nozzle is used.
The liquid jet head comprises a first head having a nozzle array in the direction perpendicular to the conveyance direction of a medium, at least one second head having a nozzle array shorter than the nozzle array, a section for moving the second head in the direction perpendicular to the conveyance direction of a medium, and a retaining section for holding an angle which is made when a line in the conveyance direction of a medium intersects a line in the nozzle array direction of the second head.
Inventors:
SESHIMO TATSUYA
Application Number:
JP2007178054A
Publication Date:
January 22, 2009
Filing Date:
July 06, 2007
Export Citation:
Assignee:
SEIKO EPSON CORP
International Classes:
B41J2/01
Domestic Patent References:
JPH03290263A | 1991-12-19 | |||
JPS592855A | 1984-01-09 | |||
JP2005231352A | 2005-09-02 |
Attorney, Agent or Firm:
Masahiko Ueyanagi
Osamu Suzawa
Kazuhiko Miyasaka
Osamu Suzawa
Kazuhiko Miyasaka