Teat dilator

Description

FIG. 1 is a perspective view of the teat dilator showing my new design;

FIG. 2 is a rear elevational view of FIG. 1;

FIG. 3 is a side elevational view of the right side of FIG. 2, the left side being identical;

FIG. 4 is a top plan view of FIG. 2;

FIG. 5 is a bottom plan view of FIG. 2;

FIG. 6 is an enlarged sectional view taken along the line 6--6 of FIG. 2;

FIG. 7 is a perspective view of a first modification of the teat dilator showing my new design;

FIG. 8 is a rear elevational view of FIG. 7;

FIG. 9 is a side elevational view of the right side of FIG. 8, the left side being identical;

FIG. 10 is a top plan view of FIG. 8;

FIG. 11 is a bottom plan view of FIG. 8;

FIG. 12 is an enlarged sectional view taken along the line 12--12 of FIG. 8;

FIG. 13 is a perspective view of a second modification of the teat dilator showing my new design;

FIG. 14 is a rear elevational view of FIG. 13;

FIG. 15 is a side elevational view of the left side of FIG. 14, the right side being identical;

FIG. 16 is a front elevational view of FIG. 13;

FIG. 17 is a top plan view of FIG. 15;

FIG. 18 is a bottom plan view of FIG. 15; and

FIG. 19 is an enlarged sectional view taken along the line 19--19 of FIG. 15.

Referenced Cited
U.S. Patent Documents
111932 February 1871 Hewitt
D222383 October 1971 Noorlander
D232780 September 1974 Zackheim
D262654 January 12, 1982 Anderson
274447 March 1883 Kennish
1045326 November 1912 Ruflin
1242314 October 1917 Bean
1688795 October 1928 Aas
1995051 March 1935 Benson
2687731 August 1954 Iarussi et al.
2704076 March 1955 Larson
3030960 April 1962 Turner et al.
3071139 January 1963 Nicholson
3703898 November 1972 Zackheim
3821956 July 1974 Gordhammer
3825157 July 1974 Herzig
3881448 May 1975 Hallstrom
4281658 August 4, 1981 Child
Patent History
Patent number: D266871
Type: Grant
Filed: Nov 6, 1980
Date of Patent: Nov 9, 1982
Inventor: Francis W. Child (Cody, WY)
Primary Examiner: Bernard Ansher
Law Firm: Burd, Bartz & Gutenkauf
Application Number: 6/184,731
Classifications
Current U.S. Class: D24/23; 119/1419; 128/341
International Classification: D2402;