Patents by Inventor Harold F. McCrory

Harold F. McCrory 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).

  • In-mold degating method and apparatus
    Patent number: 5435956
    Abstract: An apparatus and method for degating an injection mold high aspect ratio injection mold plastic article includes a pair of spring biased mold inserts locatable against opposed sides of a runner following initial mold opening movement and wherein one of the pair of mold inserts has a cutting edge and a first operative position engageable with the part following solidification thereof for supporting the part within the mold along an edge portion thereof that is joined to the runner; and wherein the other of the pair of mold inserts has a cutting edge that cooperates with the cutting edge of the one mold insert following mold opening to cut the runner from the part during the ejection of the solidified part.
    Type: Grant
    Filed: December 10, 1993
    Date of Patent: July 25, 1995
    Assignee: Textron Acustar Plastics, Inc.
    Inventor: Harold F. McCrory