Patents by Inventor Fu-Ching Tung

Fu-Ching Tung 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).

  • Bagging specification adjustment and automatic inward-contraction and outward-expansion mechanism for bagging machine
    Patent number: 5182898
    Abstract: An adjustment and automatic inward-contraction and outward-expansion machanism, and particularly a single mechanism that provides the function of variable specification adjustment as well as automatic inward-contraction and outward-expansion of the claw arms during operation is described. The mechanism includes a worm provided for driving the worm gear and other related devices in rotation so that a cylindrical groove cam is engaged in motion up and down. With the cylindrical groove cam in motion up and down and further by means of L-type steering block, push and pull rod and four-bar linkage, claws are provided for specification adjustment.
    Type: Grant
    Filed: November 12, 1991
    Date of Patent: February 2, 1993
    Assignee: Industrial Technology Research Institute
    Inventors: Fu-Ching Tung, Chi-Tsun Chen, Sheng-Feng Lieu
  • Apparatus and method for unclosing and enclosing flaps of a package carton during an automatic packing process
    Patent number: 5042233
    Abstract: A method and apparatus for unclosing and enclosing the flaps of a package carton, so that cartons can be transported along the transportation path without shifting backward or shifting away from the transportation path.
    Type: Grant
    Filed: July 5, 1990
    Date of Patent: August 27, 1991
    Assignee: Industrial Technology Research Institute
    Inventors: Gordon Huang, Gang-Shyr Guan, Wen-Chau Wang, Shun-Shang Kao, Shih-Hen Shyu, Fu-Ching Tung, Jin-Guan Liu