Trigger switch for a reversible electric drill or similar article

- Black & Decker Inc.
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Description

FIG. 1 is a front perspective view of a trigger switch for a reversible electric drill or similar article showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a bottom plan view thereof.

The top and rear portions thereof are plain and unornamented.

The broken line showing of a drill is for illustrative purposes only and forms no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D208212 August 1967 Averitt
D276883 December 25, 1984 Unger
3260827 July 1966 Frenzel
3327196 June 1967 Sahrbacker
3579002 May 1971 Wickham
3721879 March 1973 Corey et al.
Other references
  • A.E.G. Power Tool Catalog .COPYRGT.1977, p. 13, Reversible Drill #BE 38R. Trigger Switch of Metabo Reversible Electric Drill Model No. HD 100/2. Trigger Switch of Bosch Reversible Electric Drill Model No. 1158.
Patent History
Patent number: D301199
Type: Grant
Filed: Aug 7, 1987
Date of Patent: May 23, 1989
Assignee: Black & Decker Inc. (Newark, DE)
Inventor: Donald W. Zurwelle (Lutherville, MD)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Clare E. Heflin
Attorneys: Dennis A. Dearing, Edward D. Murphy
Application Number: 7/83,411
Classifications
Current U.S. Class: D 8/70