Patent · US Expired

Imaging apparatus cartridge including an encoded device

US5995772A · kind A · utility

181Cited by

34References

39Claims

0Family size

Assignee

Lexmark International, Inc. · US

Inventors

Raymond Jay Barry · Lexington, US
Steven Alan Curry · Nicholasville, US
Benjamin Keith Newman · Lexington, US
Gregory Lawrence Ream · Lexington, US
Earl Dawson Ward, II · Richmond, US
Phillip Byron Wright · Lexington, US

Key dates

Filing date	Dec 17, 1996
Grant date	Nov 30, 1999
Priority date	—
Expiry date	Dec 17, 2016

Classification

Technology area (CPC G)Physics
CPC primaryG03G2221/1838
WIPO fieldOptics
WIPO sectorInstruments

Abstract

A cartridge for an electrophotographic machine having a sump for carrying an agitator rotatably mounted in the sump for engagement with a toner; an encoded device coupled to a first end of the agitator; and a torque sensitive coupling connected to a second end of the agitator which is connectable to a drive mechanism of the machine. The encoded device includes coding representing cartridge characteristic information.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.