Cutter disk for paper shredding machine
Description
FIG. 1 is a side elevational view of a cutter disk for a paper shredding machine 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 lines 6--6 in FIG. 2.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D221461 | August 1971 | Hagenstad |
701916 | June 1902 | Morrison |
1175963 | March 1916 | Loeser |
3305917 | February 1967 | Grassmann |
26490 | May 1930 | AUX |
25302 | 1901 | GBX |
Patent History
Patent number: D297240
Type: Grant
Filed: Feb 7, 1985
Date of Patent: Aug 16, 1988
Inventor: Takefumi Hatanaka (Koganei-shi, Tokyo)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Ruth Takemoto
Law Firm: Jordan and Hamburg
Application Number: 6/698,985
Type: Grant
Filed: Feb 7, 1985
Date of Patent: Aug 16, 1988
Inventor: Takefumi Hatanaka (Koganei-shi, Tokyo)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Ruth Takemoto
Law Firm: Jordan and Hamburg
Application Number: 6/698,985
Classifications
Current U.S. Class:
Cutting Tool, E.g., Drill Bit, Etc. (D15/139)