Liquid ejecting print head, liquid ejecting device including the same, and image forming apparatus including the same

Abstract

A liquid ejecting print head, which may be included in a liquid ejecting device and/or an image forming apparatus, includes a plurality of print head units arranged across a longitudinal direction of the liquid ejecting print head and aligned in a zigzag manner in a direction perpendicular to the longitudinal direction of the liquid ejecting print head, a plurality of nozzle arrays mounted on each print head unit and including a plurality of nozzle orifices for ejecting a droplet of ink, an energy generating element mounted on each print head unit and provided for each nozzle orifice for generating energy for ejecting the droplet of ink, and a wiring member including a plurality of wirings formed to run in an identical direction with respect to each print head unit and configured to transmit respective signals to the energy generating element.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

A more complete appreciation of the disclosure and many of the attendant advantages thereof will be readily obtained as the same becomes better understood by reference to the following detailed description when considered in connection with the accompanying drawings, wherein:

FIG. 1 is a schematic configuration of a line-type liquid ejecting print head according to a first exemplary embodiment of the present disclosure;

FIG. 2 is a partial enlarged view of two print head units adjacent to each other on the line-type print head of FIG. 1;

FIG. 3 is a plan view of a print head unit of the line-type liquid ejecting print head of FIG. 1;

FIG. 4 is a backside view of the print head unit of the line-type liquid ejecting print head of FIG. 1;

FIG. 5 is an enlarged view of a part indicated by “a” in the print head unit of FIG. 3;

FIG. 6 is a cross sectional view of the part “a” along a line A-A in FIG. 5;

FIG. 7 is a schematic configuration of a line-type liquid ejecting print head according to a second exemplary embodiment of the present disclosure;

FIG. 8 is a schematic configuration of a line-type liquid ejecting print head according to a third exemplary embodiment of the present disclosure;

FIG. 9 is a schematic configuration of a line-type liquid ejecting print head according to a fourth exemplary embodiment of the present disclosure;

FIG. 10 is a schematic structure of an image forming apparatus and a liquid ejecting device included in the image forming apparatus, according to an exemplary embodiment of the present disclosure; and

FIG. 11 is a schematic configuration of a serial-type liquid ejecting print head according to a fifth exemplary embodiment of the present disclosure.

Claims

1. A liquid ejecting print head comprising: a plurality of print head units configured to create an image, arranged across a longitudinal direction of the liquid ejecting print head, and aligned in a zigzag manner in a direction perpendicular to the longitudinal direction of the liquid ejecting print head;a plurality of nozzle arrays mounted on each of the plurality of print head units, each nozzle array including a plurality of nozzle orifices configured to eject a droplet of ink;an energy generating element mounted on each of the plurality of print head units, provided for each of the plurality of nozzle orifices, and configured to generate energy for ejecting the droplet of ink; anda wiring member including a plurality of wirings configured to transmit respective signals to the energy generating element and formed to run in an identical direction with respect to each print head unit.

2. The liquid ejecting print head according to claim 1, wherein: the wiring member is separately provided to each of the plurality of print head units.

3. The liquid ejecting print head according to claim 1, wherein: the plurality of print head units are formed on the wiring member in an integrated manner.

4. A liquid ejecting device, comprising: an ink reservoir configured to store liquid ink; anda liquid ejecting print head comprising: a plurality of print head units configured to create an image, arranged across a longitudinal direction of the liquid ejecting print head, and aligned in a zigzag manner in a direction perpendicular to the longitudinal direction of the liquid ejecting print head;a plurality of nozzle arrays mounted on each of the plurality of print head units, each nozzle array including a plurality of nozzle orifices configured to eject a droplet of the liquid ink;an energy generating element mounted on each of the plurality of print head units, provided for each of the plurality of nozzle orifices and configured to generate energy for ejecting the droplet of ink; anda wiring member including a plurality of wirings configured to transmit respective signals to the energy generating element, and formed to run in an identical direction with respect to each print head unit.

5. The liquid ejecting device according to claim 4, wherein: the wiring member is separately provided to each of the plurality of print head units.

6. The liquid ejecting device according to claim 4, wherein: the wiring member includes the plurality of print head units are formed on the wiring member in an integrated manner.

7. An image forming apparatus, comprising: an ink reservoir configured to store liquid ink; anda liquid ejecting print head comprising: a plurality of print head units configured to create an image, arranged across a longitudinal direction of the liquid ejecting print head, and aligned in a zigzag manner in a direction perpendicular to the longitudinal direction of the liquid ejecting print head;a plurality of nozzle arrays mounted on each of the plurality of print head units, each nozzle array including a plurality of nozzle orifices configured to eject a droplet of the liquid ink;an energy generating element mounted on each of the plurality of print head units, provided for each of the plurality of nozzle orifices, and configured to generate energy for ejecting the droplet of ink; anda wiring member including a plurality of wirings configured to transmit respective signals to the energy generating element and formed to run in an identical direction with respect to each print head unit.

8. The image forming apparatus according to claim 7, wherein: the wiring member is separately provided to each of the plurality of print head units.

9. The image forming apparatus according to claim 7, wherein: the plurality of print head units is formed on the wiring member in an integrated manner.