Patents by Inventor QIONG-GANG CHENG

QIONG-GANG CHENG 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).

  • MILLING CUTTER
    Publication number: 20140341661
    Abstract: A milling cutter employed to mill top and bottom edges of a workpiece comprises a handle and a cutting head formed on an end of the handle. The cutting head comprises a first processing end coupled to the handle and a second processing end formed on an end of the first processing end away from the handle. The first processing end comprises a first cutting portion extending along a clockwise direction for chamfering the top edge of the workpiece, and the second processing end comprises a second cutting portion extending along a counterclockwise direction for chamfering the bottom edge of the workpiece.
    Type: Application
    Filed: May 19, 2014
    Publication date: November 20, 2014
    Applicants: HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD., HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: GANG LIN, JIAN-FENG PI, LIN-HE ZOU, HAI-SONG HU, QIONG-GANG CHENG, YAN-JIE AN, XING XING