Louis C Rutledge

US Patent:

50742477, Dec 24, 1991

Filed:

Feb 11, 1991

Appl. No.:

7/652857

Inventors:

Raj K. Gupta - Walkersville MD
Louis C. Rutledge - Mill Valley CA
William J. Letourneau - Grafton MA

Assignee:

The United States of America as represented by the Secretary of the Army - Washington DC

International Classification:

A01K 2900

US Classification:

119 65

Abstract:

An insect containing test apparatus which is applied to a skin region of a est subject includes a rectangular slide and test cage made of a clear, autoclavable polycarbonate plastic. The test cage is injection molded to a generally rectangular shape and includes a peripheral flange extending outwardly from sides at an open top. A screen member covering the open top is then heat pressed onto this flange. Test holes are also punched into the bottom the test cage. During injection molding, U-shaped channels along each respective longitudinal side adjacent the bottom are also provided to receive the slide so that the slide is selectively moved to cover and uncover the test holes in the bottom.