Cast hopper tee

- Tank Trailer, Inc.

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Description

FIG. 1 is a top perspective view of a cast hopper tee showing my new design;

FIG. 2 is a side elevational view thereof, the opposite side elevational view being a mirror image of that shown;

FIG. 3 is an end elevational view thereof, the opposite end elevational view being a mirror image of that shown;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a bottom plan view thereof.

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.
3245725 April 1966 Wildman, Jr.
3762772 October 1973 Fuss
4104889 August 8, 1978 Hoenisch
4116491 September 26, 1978 Ply
Patent History
Patent number: D297678
Type: Grant
Filed: Jan 10, 1986
Date of Patent: Sep 13, 1988
Assignee: Tank Trailer, Inc. (St. Genevieve, MO)
Inventor: David E. Sisk (Bonne Terre, MO)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Kay H. Chin
Attorney: Paul M. Denk
Application Number: 6/817,584