Invention Grant
- Patent Title: Liquid discharge head and liquid discharge apparatus
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Application No.: US16543895Application Date: 2019-08-19
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Publication No.: US10894265B2Publication Date: 2021-01-19
- Inventor: Hideki Hayashi
- Applicant: BROTHER KOGYO KABUSHIKI KAISHA
- Applicant Address: JP Nagoya
- Assignee: BROTHER KOGYO KABUSHIKI KAISHA
- Current Assignee: BROTHER KOGYO KABUSHIKI KAISHA
- Current Assignee Address: JP Nagoya
- Agency: Merchant & Gould P.C.
- Priority: JP2018-182015 20180927
- Main IPC: B05B11/04
- IPC: B05B11/04 ; B41J2/16 ; B41J2/055 ; B41J2/14

Abstract:
A liquid discharge head includes: individual channels respectively including nozzles; a supply channel allowing an outlet of a storage chamber storing a liquid to communicate with an inlet of each of the individual channels; a return channel allowing an outlet of each of the individual channels to communicate with an inlet of the storage chamber; a return filter provided in the return channel; and a return branching channel branching off from a return upstream portion of the return channel. The return upstream portion is positioned upstream of the return filter.
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