Developing device for copying machine - Canon Kabushiki Kaisha

Title:

Developing device for copying machine

United States Patent D303543

Inventors:

Seki, Yuichi (Tokyo, JP)

Application Number:

D/943588

Publication Date:

09/19/1989

Filing Date:

12/19/1986

Export Citation:

Assignee:

Canon Kabushiki Kaisha (Tokyo, JP)

Primary Class:

D18/36

Field of Search:

D18/36-44, 355/3R, 355/3DD, 355/3DR, 355/14R, 355/14D

View Patent Images:

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US Patent References:

4750015	Waste toner container detector	June, 1988	Ogura	355/3DD
D286541	Photoconductor unit for copying machine	November, 1986	Takahashi	D18/36
D286542	Developing unit for copying machine	November, 1986	Saito	D18/36
D286297	Office copier processing cartridge	October, 1986	Clowe	D18/36
4598993	Process unit and image formation apparatus provided with the process unit	July, 1986	Mizutani	355/3R
4591258	Safety means for process kit	May, 1986	Nishino	355/3R
4540268	Process kit and image forming apparatus using such kit	September, 1985	Toyono	355/3R
D276916	Process kit for electrophotographic apparatus	December, 1984	Masaki	D18/36

Primary Examiner:

Holtje, Nelson C.

Attorney, Agent or Firm:

Fitzpatrick, Cella, Harper & Scinto

Claims:

1. The ornamental design for a developing device for copying machine, as shownand described.

Description:

FIG. 1 is a front elevational view of a developing device for copying machine showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof; and

FIG. 7 is a perspective view thereof.