Invention Grant
- Patent Title: Air extraction momentum pump for inkjet printhead
- Patent Title (中): 用于喷墨打印头的空气提取动力泵
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Application No.: US13305828Application Date: 2011-11-29
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Publication No.: US08454145B1Publication Date: 2013-06-04
- Inventor: Richard A. Murray
- Applicant: Richard A. Murray
- Applicant Address: US NY Rochester
- Assignee: Eastman Kodak Company
- Current Assignee: Eastman Kodak Company
- Current Assignee Address: US NY Rochester
- Agent Eugene I. Shkurko
- Main IPC: B41J2/175
- IPC: B41J2/175 ; B41J2/19
Abstract:
An ink chamber for an inkjet printer is fluidically connected to the ejector die and includes an air accumulation chamber with an air vent opening and a mass movable along the air accumulation chamber toward and away from the air vent opening. A one-way valve covers the air vent opening, is outside the air accumulation chamber, and includes a flapper valve having a free end.
Public/Granted literature
- US20130135404A1 AIR EXTRACTION MOMENTUM PUMP FOR INKJET PRINTHEAD Public/Granted day:2013-05-30
Information query
IPC分类:
