Patents by Inventor Cheung Lim Ong

Cheung Lim Ong 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).

  • Publication number: 20130019759
    Abstract: A pressure cooker lid includes a lid body, one or more lid clamps, a pressure valve, and a single control mechanism operable to sequentially control radial movement of the one or more lid clamps and control actuation of the pressure valve. Each of the one or more lid clamps includes a connection element and a clamp element. The pressure valve includes a valve stem. The control mechanism includes a rotary disc coupled to the connection elements and a knob mechanism operable to drive rotation of the rotary disc. Rotation of the rotary disc sequentially drives radial movement of the connection elements and axial movement of the valve stem to operate pressure valve.
    Type: Application
    Filed: July 20, 2012
    Publication date: January 24, 2013
    Inventors: Mahmut Tumenbatur, Jiang Hu, Cheung Lim Ong, Robert W. Stretton, D. Kim Scott