Patents by Inventor FENGDONG ZHAO

FENGDONG ZHAO 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).

  • Publication number: 20130264926
    Abstract: An automated drawer slide integrates a linear motor drive system into a drawer slide mechanism. The drawer slide chassis comprises: a case rail of channel profile, a drawer rail of channel profile, and some extension slide. A linear motor unit having a primary (a stator) and a secondary (a mover) provided for the slide and away from the primary (a stator) with a gap interposed there between.
    Type: Application
    Filed: April 4, 2012
    Publication date: October 10, 2013
    Inventor: Fengdong Zhao
  • Publication number: 20130133446
    Abstract: This application relates to a device which is mounted onto a threadless curveable/flexible shaft and which converts the rotary motion of the outer of a curveable/flexible shaft into linear translation of the device. The device includes a threadless curveable/flexible shaft and two blocks with have an axial bore therethrough and a plurality of roller bearings, four of which are disposed on the block called the upper block and two of which are disposed on the block called the lower block. The upper block carries the tensioning devices which generate the friction between the bearing and the outer of the shaft. The lower block is the component to which both the driven load and the upper block are secured.
    Type: Application
    Filed: November 30, 2011
    Publication date: May 30, 2013
    Inventor: FENGDONG ZHAO