Elastic blade for control of developer feed, and development dev

Details Elastic blade for control of developer feed, and development dev Elastic blade for control of developer feed, and development dev

1996-05-30

1999-04-20

Royer, William J.

Electrophotography

Image formation

Development

118261, G03G 1508

Patent

active

058951504

ABSTRACT:
An elastic blade is used in a developing device for controlling the amount of a developing agent (or a thickness of a developing agent fed onto a developing sleeve). The blade has on its surface an electrifying layer formed out of a specific polyamide elastomer. The polyamide elastomer is comprised preferably of a block copolymer of polyamide and polyester.

REFERENCES:
patent: 4666815 (1987-05-01), Imai et al.
patent: 5353104 (1994-10-01), Kato et al.
patent: 5519472 (1996-05-01), Ojima et al.
patent: 5570166 (1996-10-01), Ohzeki et al.

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