Invention Grant
- Patent Title: Spray charging and discharging system for polymer spray deposition device
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Application No.: US14573602Application Date: 2014-12-17
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Publication No.: US09878493B2Publication Date: 2018-01-30
- Inventor: John Steven Paschkewitz , Eric Shrader , Victor Beck
- Applicant: PALO ALTO RESEARCH CENTER INCORPORATED
- Applicant Address: US CA Palo Alto
- Assignee: PALO ALTO RESEARCH CENTER INCORPORATED
- Current Assignee: PALO ALTO RESEARCH CENTER INCORPORATED
- Current Assignee Address: US CA Palo Alto
- Agency: Marger Johnson
- Main IPC: B05B5/00
- IPC: B05B5/00 ; B29C67/00 ; B05B17/04 ; B41J2/045 ; B33Y30/00 ; B33Y50/02 ; B05B5/04 ; B05D1/04

Abstract:
The disclosed spray deposition systems and methods use spray charging and discharging techniques to assist with digital deposition of spray droplets on a substrate. For example, the disclosed systems and methods have a charging system that generates spray droplets from a spray generator and charges the droplets. Focusing electrodes help to collimate the droplets into a tight droplet stream and, optionally, steering electrodes help direct the tight droplet stream. A charge removal system neutralizes or removes the charge from the droplets, either during the deposition of the droplets on a substrate or after the droplets have been deposited on a substrate.
Public/Granted literature
- US20160175856A1 SPRAY CHARGING AND DISCHARGING SYSTEM FOR POLYMER SPRAY DEPOSITION DEVICE Public/Granted day:2016-06-23
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