Liquid discharge head, liquid discharge device, and liquid discharge apparatus
AssigneeRicoh Company, Ltd.
InventorHitoshi Kida
Life of this patent
Estimating the term…
Abstract
A liquid discharge head includes a plurality of nozzles to discharge a liquid; a plurality of pressure generators corresponding to the plurality of nozzles; a driver IC to output a drive waveform to each of the plurality of pressure generators; a substrate on which the driver IC is mounted; and a drive voltage supply wire to supply drive voltage to the plurality of pressure generators, disposed on the substrate. In plan view, the driver IC has a rectangular shape and at least part of the drive voltage supply wire crosses over a longer side of the driver IC.
Claims18
A liquid discharge head comprising:
- a plurality of nozzles to discharge a liquid;
- a plurality of pressure generators corresponding to the plurality of nozzles;
- a driver IC to output a drive voltage to the plurality of pressure generators;
- a substrate on which the driver IC is mounted;
- and
- a drive voltage supply conductive pattern comprising a body bounded by (i) a first side of the drive voltage supply conductive pattern and (ii) a second side of the drive voltage supply conductive pattern, said first and second sides of the body extending in a longitudinal direction of the drive voltage supply conductive pattern, the drive voltage supply conductive pattern being configured to supply the drive voltage to each of the plurality of pressure generators, disposed on the substrate,
- wherein, in plan view, the driver IC has a rectangular shape and at least one of the first side and the second side of the body of the drive voltage supply conductive pattern crosses over a longer side of the driver IC.
A liquid discharge head comprising:
- a plurality of nozzles to discharge a liquid;
- a plurality of pressure generators corresponding to the plurality of nozzles;
- a driver IC to output a drive voltage to the plurality of pressure generators;
- a substrate on which the driver IC is mounted;
- a drive voltage supply wire to supply the drive voltage to each of the plurality of pressure generators, disposed on the substrate, wherein, in plan view, the driver IC has a rectangular shape and an external profile of the drive voltage supply wire crosses over a longer side of the driver IC;
- and
- a drive voltage output wire to transmit the drive voltage from the driver IC to the plurality of pressure generators, the drive voltage output wire disposed at an inclination angle relative to the longer side of the driver IC,
- wherein the drive voltage supply wire is disposed to conform to the shape of the drive voltage output wire.
A liquid discharge head comprising:
- a plurality of nozzles to discharge a liquid;
- a plurality of pressure generators corresponding to the plurality of nozzles;
- a driver IC to output a drive voltage to the plurality of pressure generators;
- a substrate on which the driver IC is mounted;
- a drive voltage supply wire to supply the drive voltage to each of the plurality of pressure generators, disposed on the substrate;
- and
- plural individual electrode wires to connect the plurality of respective pressure generators to the drive voltage supply wire, wherein:
- in plan view, the driver IC has a rectangular shape and at least part of the drive voltage supply wire crosses over a longer side of the driver IC;
- the drive voltage supply wire is connected to the driver IC;
- the plural individual electrode wires are connected to the respective pressure generators;
- and
- the drive voltage supply wire is connected to the plural individual electrode wires via the driver IC.
Dependencies are inferred from the claim text.