Patents by Inventor Sung D. Soo

Sung D. Soo 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: 5244486
    Abstract: An apparatus is provided for coiling fluorescent tubes, so that the tubes may be placed within a bulb. The apparatus includes a rotatable turntable having a plurality of ovens thereon. Each oven has a lever to enable the oven to be opened for placement of a fluorescent tube therein. A piston/cylinder assembly is mounted in proximity to the rotatable turntable and can selectively engage one of the levers for opening the corresponding oven. A ratchet assembly is provided for selectively rotating the turntable into positions where the piston/cylinder assembly in contact one of the levers and open the respective oven. A tube coiling screw is disposed in proximity to the turntable to enable coiling of a fluorescent tube thereabout after sufficient heating in one of the ovens.
    Type: Grant
    Filed: April 8, 1992
    Date of Patent: September 14, 1993
    Assignee: Shin Kwang Enterprise, Co., Ltd.
    Inventor: Sung D. Soo