Irrigation water drainage unit

Description

FIG. 1 is a top front perspective view of an irrigation water drainage unit, showing my new design;

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

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a top front perspective view of a second embodiment thereof;

FIG. 8 is an elevational view of one side of the embodiment of FIG. 7, the opposite side being a mirror image thereof;

FIG. 9 is a rear elevational view of the embodiment of FIG. 7;

FIG. 10 is a front elevational view of the embodiment of FIG. 7;

FIG. 11 is a top plan view of the embodiment of FIG. 7; and

FIG. 12 is a bottom plan view of the embodiment of FIG. 7.

Referenced Cited
U.S. Patent Documents
D259950 July 21, 1981 Henry
2257626 September 1941 Thomson
2582515 January 1952 Warp
2928251 March 1960 Waring
3701260 October 1972 Soileau
Other references
  • Noland Co. Plumbing & Heating Supplies "Catalogue E", p. E86, Hotstream Automatic Draft Regulator (1943).
Patent History
Patent number: D292934
Type: Grant
Filed: Mar 21, 1985
Date of Patent: Nov 24, 1987
Inventor: Daryl D. Alberico (Willows, CA)
Primary Examiner: B. J. Bullock
Assistant Examiner: Brian N. Vinson
Law Firm: Lothrop & West
Application Number: 6/714,409
Classifications
Current U.S. Class: Fitting (10) (D23/259)