Connector for corrugated plastic pipe

- Elconnex Pty. Limited
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Description

FIG. 1 is a top perspective view of a connector for corrugated plastic pipe showing my new design;

FIG. 2 is a top plan view thereof, the bottom plan view being identical;

FIG. 3 is a front elevational view thereof, the rear being the same as the front shown; and,

FIG. 4 is a left side elevational view thereof, the right side being the same as the left side.

Referenced Cited
U.S. Patent Documents
D28544 May 1898 Levering
D32963 July 1900 Levering
2366067 December 1944 Smith
3695643 October 1972 Schmunk
3785682 January 1974 Schaller et al.
3899198 August 1975 Maroschak
3933378 January 20, 1976 Sandford et al.
4441745 April 10, 1984 Nicholas
4480855 November 6, 1984 Rosenbaum
4542922 September 24, 1985 Grossauer
4575133 March 11, 1986 Nattel
4711472 December 8, 1987 Schnell
4923227 May 8, 1990 Petty et al.
Patent History
Patent number: D332482
Type: Grant
Filed: Mar 30, 1990
Date of Patent: Jan 12, 1993
Assignee: Elconnex Pty. Limited (Bonnet Bay)
Inventors: John Petty (Bonnet Bay), Sandy McNeil (Hunters Hill)
Primary Examiner: James R. Largen
Law Firm: Townsend and Townsend
Application Number: 7/510,460
Classifications
Current U.S. Class: Coupling Or Joint (D23/262)