发明授权
- 专利标题： Printhead having relatively dimensioned ejection ports and arms
- 专利标题（中）： 具有相对尺寸的喷射口和臂的打印头
-
申请号： US13023265申请日： 2011-02-08
-
公开(公告)号： US08029102B2公开(公告)日： 2011-10-04
- 发明人: Kia Silverbrook
- 申请人： Kia Silverbrook
- 申请人地址： AU Balmain, New South Wales
- 专利权人： Silverbrook Research Pty Ltd
- 当前专利权人： Silverbrook Research Pty Ltd
- 当前专利权人地址： AU Balmain, New South Wales
- 优先权： AUPO7991 19970715; AUPP2592 19980325
- 主分类号： B41J2/04
- IPC分类号： B41J2/04 ; B41J2/05
摘要：
A printhead is provided having chambers for fluid, ejection ports defined in the chambers, and ejection arms positioned in the chambers, each arm having a displacement area which is displaced against fluid in the respective chamber to eject the fluid from the respective ejection port. Each displacement area is greater than half an area of the respective ejection port and less than twice the area of that ejection port.
公开/授权文献
信息查询
IPC分类:
