John Leland Hadley

US Patent:

40144496, Mar 29, 1977

Filed:

May 14, 1976

Appl. No.:

5/686411

Inventors:

John R. Hadley - San Rafael CA
Michel A. LeBrun - Sebastopol CA
John W. McRoskey - Los Angeles CA
Leonard H. McRoskey - Los Angeles CA
Delbert D. Swartz - Torrance CA

Assignee:

Republic Tool & Manufacturing Corporation - Los Angeles CA

International Classification:

B65D 5502
B65D 8556
A61I 100

US Classification:

215215

Abstract:

A safety closure for a container comprising an inner cap with a top and cylindrical collar having threads mating with threads on the container and a central longitudinal extending recess; an outer cap having a top and a cylindrical collar fitting concentrically about the collar of the inner cap, the outer cap being freely rotatable relative to the inner cap in the direction of loosening the inner cap member from the neck of the container, having cooperable locking means with the inner cap for tightening the inner cap member on the neck of the container, the top of the outer cap having a central longitudinal extending opening adapted to be moved into and out of alignment with the recess on the inner cap member by rotation of the outer cap member relative to the inner cap member; and means to prevent insertion of a key device into the aligned opening and recess without the application of pressure on the key device.