Patents by Inventor P. Randell Gray

P. Randell Gray 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 for molding a plastic washing machine basket
    Patent number: 5980809
    Abstract: A method and apparatus for molding a plastic washing machine basket includes a fixed mold core formed with teardrop-shaped projections spaced about a periphery thereof, cavity sidewall members spaced about the periphery of the mold core which carry core pins having tips adapted to abut teardrop-shaped projections on the mold core and a cavity cover member spaced about an end of the mold core and abutting the cavity sidewall members so as to define a cavity between the mold core and both the cavity cover member and the sidewall members.
    Type: Grant
    Filed: October 14, 1994
    Date of Patent: November 9, 1999
    Assignee: Maytag Corporation
    Inventors: Jack L. Crain, P. Randell Gray, Melvin D. Colclasure
  • Plastic washing machine basket
    Patent number: 5881909
    Abstract: A method and apparatus for molding a plastic washing machine basket includes a fixed mold core formed with teardrop-shaped projections spaced about a periphery thereof, cavity sidewall members spaced about the periphery of the mold core which carry core pins having tips adapted to abut teardrop-shaped projections on the mold core and a cavity cover member spaced about an end of the mold core and abutting the cavity sidewall members so as to define a cavity between the mold core and both the cavity cover member and the sidewall members.
    Type: Grant
    Filed: February 1, 1993
    Date of Patent: March 16, 1999
    Assignee: Maytag Corporation
    Inventors: Jack L. Crain, P. Randell Gray, Melvin D. Colclasure