Connector for joining laboratory glassware

- Kontes Glass Company

FIG. 1 is a side elevational view of the connector for joining laboratory glassware showing my new design;

FIG. 2 is a cross-sectional view taken along line 2--2 of FIG. 1;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and

FIG. 5 is a perspective view thereof.

The broken lines shown in FIGS. 1 and 2 are for illustrative purposes only and form no part of the claimed design.

Referenced Cited
U.S. Patent Documents
4135866 January 23, 1979 Winkler
4390500 June 28, 1983 Miskinis
Other references
  • Fisher Scientific 81 Catalog-.COPYRGT.1980, Screw Thread Connectors, p. 444.
Patent History
Patent number: D303710
Type: Grant
Filed: Dec 29, 1986
Date of Patent: Sep 26, 1989
Assignee: Kontes Glass Company (Vineland, NJ)
Inventor: Norman A. Neill (Vineland, NJ)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Stella M. Reid
Law Firm: James & Franklin
Application Number: 6/947,531
Current U.S. Class: D24/29; D24/8