Directional flow structural tee
Description
FIG. 1 is an isometric view of the first embodiment of a directional flow structural tee, showing my new design;
FIG. 2 is a top plan view;
FIG. 3 is a right side view, the left side view being a mirror image thereof;
FIG. 4 is a bottom plan view;
FIG. 5 is a front view;
FIG. 6 is a rear view;
FIG. 7 is an isometric view of the second embodiment of a directional flow structural tee, showing my new design;
FIG. 8 is a top plan view;
FIG. 9 is a right view, the left side view being a mirror image thereof;
FIG. 10 is a bottom plan view;
FIG. 11 is a front view; and,
FIG. 12 is a rear view.
Referenced Cited
U.S. Patent Documents
D260810 | September 15, 1981 | Cleveland |
D279323 | June 18, 1985 | Spenceley |
D283265 | April 1, 1986 | Preskey et al. |
D291480 | August 18, 1987 | Vassallo et al. |
D297678 | September 13, 1988 | Sisk |
D358202 | May 9, 1995 | Sisk |
1270049 | June 1918 | Murray |
1407791 | February 1922 | Fowler et al. |
1860346 | May 1932 | Anderson |
3039795 | June 1962 | Reuter |
3245725 | April 1966 | Wildman, Jr. |
3762772 | October 1973 | Fuss |
4047741 | September 13, 1977 | Pertriaux |
4104889 | August 8, 1978 | Hoenisch |
4106797 | August 15, 1978 | Michael |
4116491 | September 26, 1978 | Ply |
4506918 | March 26, 1985 | Friedrich et al. |
4648628 | March 10, 1987 | Meadows et al. |
4740017 | April 26, 1988 | Grabowski |
4848396 | July 18, 1989 | Sisk |
4889318 | December 26, 1989 | Sisk |
5007666 | April 16, 1991 | Kyfes |
5387015 | February 7, 1995 | Sisk |
Patent History
Patent number: D376416
Type: Grant
Filed: Jun 28, 1995
Date of Patent: Dec 10, 1996
Inventor: David E. Sisk (Bonne Terre, MO)
Primary Examiner: Stella Reid
Assistant Examiner: G. Andoll
Attorney: Paul M. Denk
Application Number: 0/40,835
Type: Grant
Filed: Jun 28, 1995
Date of Patent: Dec 10, 1996
Inventor: David E. Sisk (Bonne Terre, MO)
Primary Examiner: Stella Reid
Assistant Examiner: G. Andoll
Attorney: Paul M. Denk
Application Number: 0/40,835
Classifications
Current U.S. Class:
Elbow Or With Flow Direction Change (D23/263)