Invention Grant
- Patent Title: Liquid discharge head, liquid discharge device, liquid discharge apparatus, and head module
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Application No.: US16285428Application Date: 2019-02-26
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Publication No.: US10751998B2Publication Date: 2020-08-25
- Inventor: Masaki Kato
- Applicant: Masaki Kato
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company, Ltd.
- Current Assignee: Ricoh Company, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Harness, Dickey & Pierce, P.L.C.
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@14124d07 com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@53de6022
- Main IPC: B41J2/175
- IPC: B41J2/175 ; B41J2/145 ; B41J2/18 ; B41J2/14

Abstract:
A liquid discharge head includes a plurality of nozzles to discharge a liquid; a plurality of pressure chambers communicating with the plurality of nozzles; a plurality of individual supply channels communicating with the plurality of pressure chambers; a plurality of supply ports communicating with the plurality of individual supply channels; a plurality of common-supply branch channels communicating with two or more of the plurality of individual supply channels through the plurality of supply ports; a common-supply main channel communicating with the plurality of common-supply branch channels; and a plurality of supply-side dampers, each of the plurality of supply-side dampers forming a part of a wall of each of the plurality of common-supply branch channels.
Public/Granted literature
- US20190275793A1 LIQUID DISCHARGE HEAD, LIQUID DISCHARGE DEVICE, LIQUID DISCHARGE APPARATUS, AND HEAD MODULE Public/Granted day:2019-09-12
Information query
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