Patents by Inventor Wade L. Wacker

Wade L. Wacker 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).

  • Shut-off nozzle
    Patent number: 4082226
    Abstract: A shut-off nozzle for the injection molding of fluid plastics. The nozzle includes an axial body component with a bore for transfer of the fluid plastic from the molding machine to the molding cavity through a nozzle head. The nozzle body carries thereon an actuating cylinder mechanism for selective actuation of a core plug and valve assembly. The valve is reciprocated to fully close or fully open a delivery bore in the nozzle head.
    Type: Grant
    Filed: August 16, 1976
    Date of Patent: April 4, 1978
    Assignee: Eastside Machine & Welding, Inc.
    Inventors: Theodore C. Appleman, Wade L. Wacker