Patents by Inventor Constantine P. Broshkevitch

Constantine P. Broshkevitch 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).

  • Patent number: 4054340
    Abstract: An antifriction bearing cage comprises two plastic pieces which are snap assembled. One cage piece comprises a ring portion and a plurality of circumferentially spaced axial fingers having shank portions at the free ends. The shank portions have radial projections which are aligned with axial grooves extending through the finger portions and ring portion to facilitate molding of the first cage piece in an axial draw mold. The second cage piece merely consists of a ring portion having a plurality of spaced holes having radial enlargements at one end extending to the end surface of the ring portion to facilitate molding of the second cage piece in an axial draw mold. During assembly the radial projections of the one cage piece are snapped into the radial enlargements of the other cage piece to retain the cage pieces together.
    Type: Grant
    Filed: August 30, 1976
    Date of Patent: October 18, 1977
    Assignee: General Motors Corporation
    Inventors: Constantine P. Broshkevitch, Robert E. Hooper