Patents by Inventor Kong S. Seng

Kong S. Seng 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).

  • Pile driving apparatus
    Patent number: 5161625
    Abstract: A pile driving apparatus comprises a base frame (1) having a platform (3) for supporting ballast (5). The base frame (1) is equipped with a leveling device (7). The pile driving apparatus comprises a column (11) positioned perpendicular with respect to the base frame and supported by steel supports (13). At the top of the column (11) is provided a lifting point (17). A pile loading device consists of a cradle arm (19) which is pivotally mounted at point (21) to the base frame (1) at the lower end of the column (11). A hydraulic jack (23) is operative for moving the cradle arm for loading piles to the device. A hydraulic piston (29) bears a load onto a jack thrust plate (33), which plate is connected to a transmission plate (35) by means of a shaped plate (77). The higher end of the transmission plate is ridgedly connected to a pile thrust plate (39) means of another shaped (41 ).
    Type: Grant
    Filed: March 27, 1992
    Date of Patent: November 10, 1992
    Assignee: V-Pile Technology Luxembourg
    Inventor: Kong S. Seng
  • Pile driving apparatus
    Patent number: RE35165
    Abstract: A pile driving apparatus comprises a base frame (1) having a platform (3) for supporting ballast (5). The base frame (1) is equipped with a leveling device (7). The pile driving apparatus comprises a column (11) positioned perpendicular with respect to the base frame and supported by steel supports (13). At the top of the column (11) is provided a lifting point (17). A pile loading device consists of a cradle arm (19) which is pivotally mounted at point (21) to the base frame (1) at the lower end of the column (11). A hydraulic jack (23) is operative for moving the cradle arm for loading piles to the device. A hydraulic piston (29) bears a load onto a jack thrust plate (33), which plate is connected to a transmission plate (35) by means of a shaped plate (77). The higher end of the transmission plate is ridgedly connected to a pile thrust plate (39) means of another shaped (41 ).
    Type: Grant
    Filed: October 6, 1994
    Date of Patent: March 5, 1996
    Assignee: V-Pile Technology Luxembourg
    Inventor: Kong S. Seng