Patents by Inventor Tung-Ke Lu

Tung-Ke Lu 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).

  • CASING WITH A METALLIC SHEET AND A SCREW SEALING AN EXTRUDED TAPPED HOLE IN THE METALLIC SHEET
    Publication number: 20110101834
    Abstract: A casing includes a metallic sheet and a screw. The metallic sheet is formed with an extruded tapped hole surrounded by an arcuate portion in the metallic sheet and a sleeve integrally with and depending from the arcuate portion. The sleeve has internal threads. On the other hand, the screw is configured to seal the extruded tapped hole of the metallic sheet. The screw has a threaded section configured to be mated with the internal threads of the sleeve of the metallic sheet, and a flat head capable of abutting against the arcuate portion and sitting flush with the metallic sheet when the screw is placed in the extruded tapped hole of the metallic sheet.
    Type: Application
    Filed: May 27, 2010
    Publication date: May 5, 2011
    Inventor: Tung-Ke LU