Removable section pipe seal
Description
FIG. 1 is a front view of a removable section pipe seal showing my new design;
FIG. 2 is a side view thereof, with the opposite sides being a mirror image;
FIG. 3 is a cross section view thereof taken along 3--3;
FIG. 4 is a partial cross section view thereof taken along 4--4;
FIG. 5 is a rear view thereof; and,
FIG. 6 is a perspective view thereof.
Referenced Cited
U.S. Patent Documents
D24801 | October 1895 | Weale |
D26512 | January 1897 | Weale |
D273413 | April 10, 1984 | McMurray |
D380039 | June 17, 1997 | Sutherland et al. |
4663036 | May 5, 1987 | Strobl, Jr. et al. |
4805920 | February 21, 1989 | Gavin |
5036636 | August 6, 1991 | Hasty |
5057501 | October 15, 1991 | Palmer |
5104542 | April 14, 1992 | Dixon et al. |
5222334 | June 29, 1993 | Hasty |
5286040 | February 15, 1994 | Gavin |
5538035 | July 23, 1996 | Gavin |
Patent History
Patent number: D405166
Type: Grant
Filed: May 29, 1997
Date of Patent: Feb 2, 1999
Inventor: Norman W. Gavin (North Haven, CT)
Primary Examiner: Marcus A. Jackson
Attorney: Robert A. Seemann
Application Number: 0/71,418
Type: Grant
Filed: May 29, 1997
Date of Patent: Feb 2, 1999
Inventor: Norman W. Gavin (North Haven, CT)
Primary Examiner: Marcus A. Jackson
Attorney: Robert A. Seemann
Application Number: 0/71,418
Classifications