Collar for a pipe inlet

Description

FIG. 1 is a perspective view showing the collar for a pipe inlet of my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side perspective view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is an end view thereof; and,

FIG. 7 is a reverse end view thereof.

Referenced Cited
U.S. Patent Documents
1057708 April 1913 Chapin
1823028 September 1931 Caldwell
1908821 May 1933 Cornell, Jr.
Patent History
Patent number: D373408
Type: Grant
Filed: Sep 18, 1995
Date of Patent: Sep 3, 1996
Assignee: Insituform (Netherlands) BV (Rotterdam)
Inventor: Eric Wood (Kirk Michael)
Primary Examiner: Stella Reid
Assistant Examiner: E. Watterson
Law Firm: Klauber & Jackson
Application Number: 0/44,096
Classifications