Invention Grant
- Patent Title: Fluid recirculation channels
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Application No.: US15570634Application Date: 2015-07-14
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Publication No.: US11345162B2Publication Date: 2022-05-31
- Inventor: Alexander Govyadinov , Ron Burns , Erik D. Torniainen , Galen P. Cook , David P. Markel , Garrard Hume , Chris Bakker
- Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
- Applicant Address: US TX Houston
- Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
- Current Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
- Current Assignee Address: US TX Houston
- Agency: Middleton Reutlinger
- International Application: PCT/US2015/040411 WO 20150714
- International Announcement: WO2017/010996 WO 20170119
- Main IPC: B41J2/175
- IPC: B41J2/175 ; B41J29/02 ; B41J2/14 ; B41J2/18

Abstract:
A fluid recirculation channel for dispensing a plurality of fluid drop weights includes a number of sub-channels. The sub-channels include at least one pump channel, and a plurality of drop generator channels fluidically coupled to the at least one pump channel. The fluid recirculation channel further includes a number of pump generators incorporated into the at least one pump channel, a number of drop generators incorporated into drop generator channels, and a plurality of nozzles defined within the drop generator channels, the nozzles being at least as numerous as the number of drop generators.
Public/Granted literature
- US20180290458A1 FLUID RECIRCULATION CHANNELS Public/Granted day:2018-10-11
Information query
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