Patent · US Active

Developing roller, developing apparatus comprising the developing roller, and method for providing the developing roller

US7962077B2 · kind B2 · utility

2Cited by

2References

9Claims

0Family size

Assignee

Ten Cate Enbi International B.V. · NL

Inventors

John Jansen · West Bend, US
Tsuyoshi Tokiwa · Eijsden, NL
Eiji Sawa · Yokohama, JP

Key dates

Filing date	Apr 13, 2009
Grant date	Jun 14, 2011
Priority date	—
Expiry date	Sep 29, 2029

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/24802
WIPO fieldOptics
WIPO sectorInstruments

Abstract

Developing roller comprising a conductive mandrel with at least an elastic conductive base layer and a charge providing layer. The base layer is located closer to the mandrel than the charge providing layer. The base layer is roughened before the charge providing layer is applied to the base layer.

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