Patent ID: 6032813
Filing Date: 2000-03-07
Classification: B01L,B65D,Y10S

Abstract:
A closure for sealing the open end of a specimen collection container from the environment comprising:a substantially spherical-shaped ball including a passageway extending therethrough, said ball being rotatively moveable between an open position and a closed position, said passageway being aligned with said open end of said collection container when said ball is in said open position and being out of alignment with said open end of said collection container when said ball is in said closed position, anda socket mountable on said open end of said collection container for accommodating said rotative movement of said ball between said open position and said closed position, said socket including an integral flexible seal providing a flexible perimetrical seat for said ball, said seal including a lip which extends from said seal in a direction substantially towards the center of said ball and substantially perpendicular to a tangent of said external surface of said ball for contacting an external surface of said ball.