Patents Assigned to Lawrence Y. Lee
  • Removable filters on electronic chassis and method of assembling same
    Patent number: 3971877
    Abstract: Open cell, air permeable filtering material is attached adjacent the air inlet passage of an electronic circuit chassis by means of a fastener including a plurality of extending barbed members which are semiresilient, the barbs of said fasteners attaching directly to the cells of said filter in response to the application of pressure therebetween, said barbs resiliently yielding to permit removal of said filter from said chassis.
    Type: Grant
    Filed: September 29, 1975
    Date of Patent: July 27, 1976
    Assignee: Lawrence Y. Lee
    Inventor: Lawrence Y. Lee