Patents by Inventor Charles R. Wharff

Charles R. Wharff has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4964560
    Abstract: A non-dedicated pallet assembly (10) is provided to carry and precisely position a plurality of integrated circuit package (12). The pallet assembly includes an exterior frame subassembly (14) encompassing an interior frame subassembly (16) formed to include a plurality of receiving nests (48) arrayed in rows thereon. Each receiving nest (48) is adapted to receive a modular package holder (18) in one of several selectable rotational orientations. The preferred modular package holders (18) may be in the form of a finger support holder (126), a surface protection holder (128) or a multi-nest holder (130), each conformed to the shape and dimensions of a selected package (12). Vertical support to the package holders (18) and the packages (12) is provided by a leaf spring (60) associated with each receiving nest (48) and by an openable and closable gate subassembly (20) associated with each pair of rows of receiving nests (48).
    Type: Grant
    Filed: March 3, 1989
    Date of Patent: October 23, 1990
    Inventor: Charles R. Wharff
  • Patent number: 4871106
    Abstract: A non-dedicated pallet assembly (10) is provided to carry and precisely position a plurality of integrated circuit packages (12). The pallet assembly includes an exterior frame subassembly (14) emcompassing an interior frame subassembly (16) formed to include a plurality of receiving nests (48) arrayed in rows thereon. Each receiving nest (48) is adapted to receive a modular package holder (18) in one of several selectable rotational orientations. The preferred modular package holders (18) may be in the form of a finger support holder (126), a surface protection holder (128) or a multi-nest holder (130), each conformed to the shape and dimensions of a selected package (12). Vertical support to the package holders (18) and the packages (12) is provided by a leaf spring (60) associated with each receiving nest (48) and by an openable and closable gate subassembly (20) associated with each pair of rows of receiving nests (48).
    Type: Grant
    Filed: October 28, 1988
    Date of Patent: October 3, 1989
    Inventor: Charles R. Wharff