Paper shredder cutter disc

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Description

FIG. 1 is a side elevational view of a paper shredder cutter disc showing my new design;

FIG. 2 is a top plan view thereof, the bottom view being a mirror image;

FIG. 3 is a side elevational view thereof, of the opposite side of FIG. 1;

FIG. 4 is another side elevational view thereof;

FIG. 5 is a side elevational view thereof, of the opposite side of FIG. 4; and

FIG. 6 is a sectional view thereof, taken along line 6--6 in FIG. 2.

Referenced Cited
U.S. Patent Documents
D264042 April 27, 1982 Inaga et al.
D266001 August 31, 1982 Wertheimer
D274815 July 24, 1984 Ehrler et al.
3696708 October 1972 Lopas
4267760 May 19, 1981 Smith et al.
Foreign Patent Documents
578519 August 1943 GBX
25302 1901 GBX
Patent History
Patent number: D292590
Type: Grant
Filed: Feb 7, 1985
Date of Patent: Nov 3, 1987
Inventor: Takefumi Hatanaka (Koganei-shi, Tokyo)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Ruth E. Takemoto
Law Firm: Jordan and Hamburg
Application Number: 6/698,986
Classifications
Current U.S. Class: Cutting Tool, E.g., Drill Bit, Etc. (D15/139)