Abstract: A door closure mechanism comprising a frame and sliding door adapted to close a doorway to effect a shield against electromagnetic radiation and other environmental conditions. The sliding door is suspended for lateral movement and is adapted to bear against the frame and be secured to it to effect a seal.
Type:
Grant
Filed:
August 20, 1992
Date of Patent:
March 30, 1993
Assignee:
Panashield, RF and Audio Shielding, Inc.