Developing device for copying machine

- Canon
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Description

FIG. 1 is a front elevational view of a developing device for copying machine showing our 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.

Referenced Cited
U.S. Patent Documents
D276916 December 25, 1984 Masaki
D287023 December 2, 1986 Masaki
D298255 October 25, 1988 Hirata
D298334 November 1, 1988 Masaki et al.
D298336 November 1, 1988 Masaki
D303541 September 19, 1989 Aoyama
D303542 September 19, 1989 Tashiro
D303543 September 19, 1989 Seki
D308885 June 26, 1990 Okayama et al.
D310539 September 11, 1990 Komada et al.
D314212 January 29, 1991 Komada et al.
D329453 September 15, 1992 Tashiro
5136333 August 4, 1992 Craft et al.
Patent History
Patent number: D355208
Type: Grant
Filed: Oct 6, 1992
Date of Patent: Feb 7, 1995
Assignee: Canon Kabushiki Kaisha (Tokyo)
Inventors: Masaaki Ishibashi (Kunitachi), Hiroyuki Shirai (Tokyo), Tadayuki Tsuda (Kawasaki)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Caron D. Veynar
Law Firm: Fitzpatrick, Cella, Harper & Scinto
Application Number: 0/128
Classifications
Current U.S. Class: Toner Or Developer Container, Cassette, Etc. (D18/43)