Patents by Inventor Gerald H. Mullen

Gerald H. Mullen 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 manufacture of bearings
    Patent number: 4441239
    Abstract: A process for manufacturing an unground bearing suitable for high-speed applications comprises forming a subassembly including the inner race, ball and retainer; the subassembly being fabricated in a fixture which receives the balls from a standard ball feeding machine. The subassembly is, after completion, removed from the fixture and positioned in one of the halves of a split outer race, the other half of the split outer race is placed over the subassembly and an outer shell is thereafter crimped over the outer races to hold the bearing together.
    Type: Grant
    Filed: July 6, 1981
    Date of Patent: April 10, 1984
    Assignee: Virginia Industries, Inc.
    Inventor: Gerald H. Mullen
  • Method for manufacture of bearings
    Patent number: 4292717
    Abstract: A process for manufacturing an unground bearing suitable for high-speed applications comprises forming a subassembly including the inner race, balls, and retainer; the subassembly being fabricated in a fixture which receives the balls from a standard ball feeding machine. The subassembly is, after completion, removed from the fixture and positioned in one of the halves of a split outer race, the other half of the split outer race is placed over the subassembly and an outer shell is thereafter crimped over the outer races to hold the bearing together.
    Type: Grant
    Filed: December 26, 1978
    Date of Patent: October 6, 1981
    Assignee: Virginia Industries, Inc.
    Inventor: Gerald H. Mullen