Patents by Inventor Bill Caugherty

Bill Caugherty 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).

  • Method and apparatus for die casting metal
    Patent number: 5197529
    Abstract: An apparatus for casting metal includes an outer housing, a liner disposed within the housing and defining a melt tank therewithin, at least one layer of insulation between the housing and the liner, a heating element, a shot tube in the housing external of the melt tank, and a piston disposed within the shot tube for ejecting molten metal from an outlet thereof. A method of die casting a metal is also disclosed, as well as a die casting system including the described apparatus.
    Type: Grant
    Filed: October 2, 1989
    Date of Patent: March 30, 1993
    Inventor: Bill Caugherty