Patents by Inventor Turner, Colin F. S.

Turner, Colin F. S. 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).

  • Constant velocity ratio universal joint with gothic arch shaped rollers and guide grooves
    Patent number: 5203741
    Abstract: A constant velocity ratio universal joint of the tripod type, comprising an outer joint member (10) with three guide grooves (20), and an inner joint member with arms (13) each carrying a roller (21) which is able to rotate about, move lengthwise of, and tilt relative to the arm, wherein both the external surface (22) of the roller and each side portion of a guide groove (20) engaged thereby is of a gothic arch cross sectional shape to provide for angular contact between roller and guide groove and improve the guidance of the roller so that it remains aligned in the groove for rolling therealong and with the gothic arch section of the roller and/or guide groove side comprising arcuate portions with different centers of curvature, or having part-elliptical or part-involute portions.
    Type: Grant
    Filed: May 15, 1991
    Date of Patent: April 20, 1993
    Assignee: Hardy Spicer Limited
    Inventors: Turner, Colin F. S., Colin A. Bird