Circular wave blade

- Fiskars Oy AB
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Description

FIG. 1 is a front elevational view of a circular wave blade showing our new design;

FIG. 2 is an end view of a portion of the circumference thereof, the entire circumference having an identical configuration;

FIG. 3 is a back elevational view of FIG. 1; and,

FIG. 4 is a cross sectional view taken on line 4--4 of FIG. 1.

Referenced Cited
U.S. Patent Documents
3831484 August 1974 Gibb
4382397 May 10, 1983 De Torre
5022299 June 11, 1991 Fischer et al.
Patent History
Patent number: D342883
Type: Grant
Filed: Aug 5, 1992
Date of Patent: Jan 4, 1994
Assignee: Fiskars Oy AB (Helsinki)
Inventors: Lloyd W. Brandenburg, Jr. (Wausau, WI), Charles S. Ramsey (Wausau, WI)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: J. H. Musgrove
Law Firm: Foley & Lardner
Application Number: 7/926,212
Classifications
Current U.S. Class: D 8/70