Patents by Inventor Yueh-Chy Jserng

Yueh-Chy Jserng 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: 5469945
    Abstract: A foldaway luggage pull handle includes a handle having a pivot joint pivotally fastened to a suitcase by a mounting plate and a locating plate. The pivot joint consists of a polygonal shaft, a pair of inner knobs mounted around the shaft and secured against rotary motion relative to the shaft, a spring stopped between the inner knobs, and a pair of outer knobs turned by the shaft and respectively meshed with the inner knobs, wherein when the handle is turned, the outer knobs are disengaged from the inner knobs, thus permitting the handle to be moved to a desired angle, so that when the handle is released, the outer and inner knobs are meshed into engagement, thus again causing the handle to be firmly retained in the adjusted position.
    Type: Grant
    Filed: July 27, 1994
    Date of Patent: November 28, 1995
    Inventor: Yueh-Chy Jserng
  • Patent number: 5397151
    Abstract: A retractable luggage handle mounting assembly including two sleeves, a top mounting frame and a bottom mounting frame fixed to a luggage to hold the sleeves, and a handle bar having two opposite ends coupled with a respective stop rod, each sleeve having a locating bushing and a neck portion at different elevations to limit the vertical moving range of the handle bar, the stop rod having a sloping surface portion near the top end, which fits into the tapered bottom opening of the respective locating bushing to hold the handle bar in the operative position when the handle bar is pulled out of the sleeves, and a spring supported steel ball near the bottom end which stops below the neck portion of either sleeve to retain the handle bar in the collapsed position.
    Type: Grant
    Filed: May 23, 1994
    Date of Patent: March 14, 1995
    Inventor: Yueh-Chy Jserng