An inkjet cartridge (10) is formed out of a conducting material wherein a single electrode (18a) is inserted into an ink reservoir formed by the cartridge (10), allowing the ink level to be measured by checking for a closed circuit between the electrode (18a) and any point on the cartridge (10).
申请公布号
WO9640524(A1)
申请公布日期
1996.12.19
申请号
WO1996US08993
申请日期
1996.06.06
申请人
JETFILL, INC.
发明人
BAEZNER, MICHAEL, A.;CAMPBELL, ANTHONY;SCHWARZ, CHARLES, N., III;SHEU, MILLER;STORY, JAMES, D.
