Invention Grant
- Patent Title: Ink cartridge and image forming apparatus employing the ink cartridge
- Patent Title (中): 使用墨盒的墨盒和图像形成装置
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Application No.: US12652871Application Date: 2010-01-06
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Publication No.: US08272723B2Publication Date: 2012-09-25
- Inventor: Shotaro Takeuchi , Hiroyuki Yamashita
- Applicant: Shotaro Takeuchi , Hiroyuki Yamashita
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company, Ltd.
- Current Assignee: Ricoh Company, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Cooper & Dunham LLP
- Priority: JP2009-000630 20090106
- Main IPC: B41J2/175
- IPC: B41J2/175
Abstract:
An ink cartridge includes an inner pack that stores ink, an outer pack that packs the inner pack and into which gas is introduced to squeeze the inner pack to supply the ink to an exterior of the ink cartridge, and a cartridge case having a housing portion to enclose the outer pack and an inner wall surface against which the outer pack is inflated to be pressed as gas is introduced into the outer pack.
Public/Granted literature
- US20100171799A1 INK CARTRIDGE AND IMAGE FORMING APPARATUS EMPLOYING THE INK CARTRIDGE Public/Granted day:2010-07-08
Information query
IPC分类:
