Title:
【発明の名称】容量性センサ
Document Type and Number:
Japanese Patent JP2926004
Kind Code:
B2
Abstract:
A capacitive sensor for detecting the amount of residual ink remaining within an ink container of an ink jet cartridge by measuring the capacitance of the air dielectric between the ink bag and the ink cartridge.
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Inventors:
IEERU ENU GOORUDEISU
Application Number:
JP16720096A
Publication Date:
July 28, 1999
Filing Date:
June 27, 1996
Export Citation:
Assignee:
HYUURETSUTO PATSUKAADO CO
International Classes:
B41J2/175; G01D15/16; G01F22/00; G01F23/26; (IPC1-7): G01F22/00; G01D15/16
Domestic Patent References:
| JP5975122A | ||||
| JP6246650A |
Attorney, Agent or Firm:
Hideo Ueno