Patents Assigned to United States Fused Quartz Company, Inc.
  • Method of transferring semi-conductor discs by a hinged transfer carrier
    Patent number: 4023691
    Abstract: Method and apparatus for transferring semi-conductor discs to and from a slab-form quartz boat which apparatus includes a carrier having a pair of hingedly attached shells having a plurality of opposed slots; the method including the receiving and discharge of discs by and from the slots in the carrier, into and from cooperative slots in the said quartz boat by the pivotal opening and closing of the shells of the carrier.
    Type: Grant
    Filed: September 15, 1975
    Date of Patent: May 17, 1977
    Assignee: United States Fused Quartz Company, Inc.
    Inventor: Richard Perel