Patents by Inventor Lee S. Guey

Lee S. Guey 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: 5058446
    Abstract: An elevation mechanism of a tripod in which a vertical column having a universal head fixed at its upper end is elevationally journalled within a thrust bearing hole bored within a metal fitting base by means of a lifting mechanism of the rack and pinion type and within which is journalled one end portion of three standard legs of a tipod which are equally disposed about the periphery thereof and which are pivotable with respect thereto the improved elevation mechanism of the tripod in which the vertical column comprises an aluminum tubing, and a rack member molded as a separate member with respect to the column from a suitable synthetic resin and which is formed with a rack gear is integrated within one side of the vertical column along the axial direction thereof, while a pinion gear is rotatably supported within the metal fitting base so as to be meshed with the rack gear.
    Type: Grant
    Filed: November 27, 1989
    Date of Patent: October 22, 1991
    Assignee: Asanuma & Company Ltd.
    Inventor: Lee S. Guey