Animal drinker

Description

FIG. 1 is a perspective view of an animal drinker showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is an end elevational view thereof, the opposite end being a mirror image of the end shown;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view of a second embodiment of the design shown in FIG. 1;

FIG. 8 is a top plan view of FIG. 7;

FIG. 9 is a front elevational view of FIG. 7;

FIG. 10 is a rear elevational view of FIG. 7;

FIG. 11 is an end elevational view of FIG. 7, the opposite end being a mirror image of the end shown; and

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

Referenced Cited
U.S. Patent Documents
D142793 November 1945 Running et al.
232077 September 1880 Shaw et al.
D241041 August 1976 Bohlmann
D246121 October 18, 1977 Hedstrom
669415 March 1901 Jacobs
1086785 February 1914 Parkins
1465763 August 1923 Heacock
1684197 September 1928 Petsch
1835352 December 1931 Stangl
2234041 March 1941 Chandler
2629040 February 1953 Smith
2933063 April 1960 Geerlings
3057330 October 1962 Leach
3441004 April 1969 Henke et al.
3745977 July 1973 Martin
3835882 September 1974 Barker et al.
3942478 March 9, 1976 Lane
4003340 January 18, 1977 Kuzara et al.
4100885 July 18, 1978 Kapplinger
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4343264 August 10, 1982 Schafer et al.
4395974 August 2, 1983 Schafer et al.
4708091 November 24, 1987 Schafer
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Foreign Patent Documents
1181481 November 1964 DEX
Other references
  • Fibernetics Brochure-Hog Drinkers; Mar. '82; Hog Drinker I and II.
Patent History
Patent number: D322869
Type: Grant
Filed: Aug 17, 1989
Date of Patent: Dec 31, 1991
Inventor: Kenneth L. Schafer (LeSueur, MN)
Primary Examiner: A. Hugo Word
Assistant Examiner: Cathy Anne MacCormac
Law Firm: Burd, Bartz & Gutenkauf
Application Number: 7/394,853