High leverage shears

- Cooper Industries
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Description

FIG. 1 is a right side elevational view of high leverage shears showing our new design, the left side being a mirror image of that shown;

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

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view of an alternate embodiment thereof, the left side being a mirror image of that shown and the rear being identical to that shown in FIG. 4, except for the degree to which the angled blade portion is visible; and

FIG. 6 is a front elevational view of the embodiment of FIG. 5.

Referenced Cited
U.S. Patent Documents
D3950 April 1970 Condon
D198266 May 1964 Hedstrom
D198911 August 1964 Rogers
D204605 May 1966 Olson
D269491 June 28, 1983 Pittaway
404667 June 1889 Woodhouse et al.
521526 June 1894 Hollingsworth
913225 February 1909 Moline
1170353 February 1916 Silvear
1214562 February 1917 McGrath
1472392 October 1923 Harvey
1577880 March 1926 Stuart
1716180 June 1929 Marler
1893901 January 1933 McGregor et al.
1924844 August 1933 Edwards
2557506 June 1951 Kovacevich
2643454 June 1953 Kuhns
2715270 August 1955 Oxhandler
2941294 June 1960 Vosbikian et al.
3146527 September 1964 Spurgeon
3372478 March 1968 Wallace et al.
3681845 August 1972 Duprey
3883951 May 1975 Farrell
4550495 November 5, 1985 Fornes
Other references
  • Snap-Cut 1969-70 Catalogue, p. 10, No. 1149, Lopping Shear. Wilkinson Sword brochure (11/1963), back page, Long-Handled Pruner.
Patent History
Patent number: D323960
Type: Grant
Filed: Jul 3, 1990
Date of Patent: Feb 18, 1992
Assignee: Cooper Industries (Houston, TX)
Inventors: Gary L. Wilhelm (Statesboro, GA), Mel C. Mock (Rocky Ford, GA)
Primary Examiner: Brian N. Vinson
Law Firm: Kenyon & Kenyon
Application Number: 7/547,446
Classifications
Current U.S. Class: D 8/5