Sensor system for printers

Details Sensor system for printers Sensor system for printers

1995-05-04

1998-01-20

Tran, Huan H.

Incremental printing of symbolic information

Ink jet

Controller

347 19, 347 23, 347 85, 347 92, B41J 2195, B41J 24393, B41J 2175

Patent

active

057105790

ABSTRACT:
An improved sensor system for a printer having a print carriage comprising an ink source, a print head, and a coupler for coupling the ink source to the print head, the coupler including a tube for carrying the ink and sensors for detecting voids in the ink carried by the tubes and positioned in close proximity to the ink source and the print head. A controller is coupled to the sensors and responsive to signals therefrom to stop the print carriage when voids are simultaneously detected by the sensors.

REFERENCES:
patent: 4364055 (1982-12-01), Aiba
patent: 4368478 (1983-01-01), Koto
patent: 4967204 (1990-10-01), Terasawa et al.
patent: 5500657 (1996-03-01), Yauchi et al.

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