Can puncturing tool or similar article

- The Dow Chemical Company
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Description

FIG. 1 is a perspective view of a can puncturing tool or similar article, showing our new design;

FIG. 2 is a perspective view of our design of FIG. 1 showing a modification of the prong portion thereof;

FIG. 3 is a perspective view of our design of FIG. 1 showing a modification of the upstanding arm portions thereof; and

FIG. 4 is a perspective view of our design of FIG. 1 showing a modification of the prong portion and upstanding arm portions thereof.

The characteristic features of our design reside in a can puncturing tool comprising a strip of sheet metal bent so as to provide a substantially flat base portion with an upstanding arm portion at each end of the base portion and a sharp pointed prong formed out of the base portion and upstanding therefrom along a line substantially parallel to the line of projection of each arm portion.

Referenced Cited
U.S. Patent Documents
D153396 April 1949 Roytek
D211483 June 1968 Terwilliger
1709736 April 1929 Patermann
2499904 March 1950 Cooke
2546467 March 1951 McBride
2613435 October 1952 Story
2621549 December 1952 Rocereta
Foreign Patent Documents
628,581 April 1936 DD
Patent History
Patent number: D245666
Type: Grant
Filed: Aug 15, 1975
Date of Patent: Sep 6, 1977
Assignee: The Dow Chemical Company (Midland, MI)
Inventors: James Stewart Calkins (Midland, MI), Alfred Nilsen (Midland, MI)
Primary Examiner: Winifred E. Herrmann
Attorney: Merton B. Lilly
Application Number: 5/605,115
Classifications
Current U.S. Class: D 8/18
International Classification: D0799;