Patents Assigned to Weller Engineering, Inc.
  • Cap with unitary security ring
    Patent number: 6886716
    Abstract: A cap for a hermetically sealed container includes an interior spike and a unitary security ring which is severed from the cap when an attempt is made to remove the cap from the container. The cap is rotatable in one direction to pierce through and puncture the neck of the container and allow access to the container contents. The security ring is severed from the cap when an attempt is made either to remove the cap from the container or to pierce the neck of the container with the interior spike.
    Type: Grant
    Filed: April 9, 2003
    Date of Patent: May 3, 2005
    Assignee: Weller Engineering, Inc.
    Inventor: Gerhard H. Weiler
  • Hermetically sealed container with pierceable entry port
    Patent number: 6571971
    Abstract: A closure insert for a hermetically sealed container including a hollow boss that defines an access port sealed by a pierceable membrane and by a primary seal in the form of an inwardly extending skirt portion that sealingly surrounds a draining spike after piercing the membrane.
    Type: Grant
    Filed: February 8, 2001
    Date of Patent: June 3, 2003
    Assignee: Weller Engineering, Inc.
    Inventor: Gerhard H. Weiler