Quarter-turn fastener
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FIG. 1 is a perspective view of a quarter-turn fastener showing a first embodiment of our new design, with the elements of the fastener separated;
FIG. 2 is a perspective view of a quarter-turn fastener showing a second embodiment of our new design, with the elements of the fastener separated;
FIG. 3 is a front elevational view of the quarter-turn fastener of FIG. 1, with the elements assembled, both the front and rear having the same appearance;
FIG. 4 is a side elevational view of the quarter-turn fastener of FIG. 3, both sides having the same appearance;
FIG. 5 is a front elevational view of the quarter-turn fastener of FIG. 2, with the elements assembled, both the front and rear having the same appearance;
FIG. 6 is a side elevational view of the quarter-turn fastener of FIG. 5, both sides having the same appearance.
FIG. 7 is a top plan view of the quarter-turn fastener of FIG. 3 and a bottom plan view of the quarter-turn fastener of FIG. 5; and
FIG. 8 is a bottom plan view of the quarter-turn fastener of FIG. 3 and a top plan view of the quarter-turn fastener of FIG. 5.
The broken lines shown in FIGS. 3 to 8 are shown for illustrative purposes only and form no part of the claimed design.
| 2239125 | April 1941 | Summers |
| 3554075 | January 1971 | Johnson |
| 3564563 | February 1971 | Trotter et al. |
| 2137505 | February 1973 | DEX |
Type: Grant
Filed: Oct 4, 1977
Date of Patent: Jul 8, 1980
Assignee: United Products Inc.
Inventors: Norman S. Johnson (New Milford, NJ), Robert J. Trotter (Clinton, NJ)
Primary Examiner: W. Stallard
Attorney: Cyrus D. Samuelson
Application Number: 5/839,266
International Classification: D0808;
