FIG. 1 is a front elevational view of a coupling embodying my new design, the rear being a mirror image of the front shown;

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

FIG. 3 is a left end elevational view thereof; and

FIG. 4 is a right end elevational view thereof.

Referenced Cited
U.S. Patent Documents
D29291 August 1898 Rice
D185659 July 1959 Campbell
D208388 August 1967 Graham
1490760 April 1924 Black
1853584 April 1932 Stoddard
2880020 March 1959 Audette
3627357 December 1971 Sanders
Patent History
Patent number: D247182
Type: Grant
Filed: Sep 4, 1975
Date of Patent: Feb 7, 1978
Inventor: Karl Ebert (7928 Giengen, Brenz, Giengen)
Primary Examiner: James R. Largen
Law Firm: Wooding, Krost, Granter & Rust
Application Number: 5/610,149
Current U.S. Class: D23/44
International Classification: D2301;