Xeikon Manufacturing N.v.

Bart Jozef Van Dessel

Herman Jan Godelieve Van De Straete

A developing unit configured for operating with a two-component developer material includes carrier particles to which the toner particles are adhered. The developing unit includes: at least one developer member rotatably mounted in the housing and configured for transferring toner particles to a photoconductor member, and a conveying assembly configured for conveying toner particles to the at least one developer member or away from the at least one developer member. The conveying assembly includes an auger and which includes a bar shaped shaft, a helical screw blade arranged around the shaft, and at least a first elongate element arranged at a distance of the shaft.

Developing unit with improved conveying assembly

A developing roller for providing a magnetic brush for a printer or copier has a substantially cylindrical outer surface. The outer surface includes a regular or irregular array of a number of isolated areas, each isolated area being provided by a recess in the outer surface. Each recess is completely surrounded on all sides and isolated from any neighbouring isolated area by separation zones being part of the substantially cylindrical outer surface.

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Zoersel, Belgium

Bart Jozef Van Dessel