Pipe coupling adapter flange

- Uni-Flange Corporation

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Description

FIG. 1 is a front perspective view of a pipe coupling adapter flange showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof, and

FIG. 5 is a left side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D168928 March 1953 English
D245704 September 6, 1977 Dyrup
1186621 June 1916 Townsend
2258190 October 1941 Neilon
2402868 June 1946 Boyle
2507261 May 1950 Mercier
3004780 October 1961 Main
3135538 June 1964 George
3498643 March 1970 Reiss
3627357 December 1971 Sanders
4183560 January 15, 1980 Wyss
Patent History
Patent number: D263415
Type: Grant
Filed: Nov 26, 1979
Date of Patent: Mar 16, 1982
Assignee: Uni-Flange Corporation (Northboro, MA)
Inventor: Charles W. Roche (Shrewsbury, MA)
Primary Examiner: James R. Largen
Attorneys: Norman S. Blodgett, Gerry A. Blodgett
Application Number: 6/97,353
Classifications
Current U.S. Class: D23/43
International Classification: D2301;