Patents by Inventor Li-Mei Shen

Li-Mei Shen 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).

  • Patent number: 6922375
    Abstract: A super-thin hanging clock includes a housing, a transparent cover, and a core that has a first shell, a second shell fitted with the first shell and having a swingable lid to hide the battery and a through hole for the button to pass through, a stator, a PC board with a control circuit, an electrically time-adjusting button, an electronic battery and a transmitting gear system consisting of a rotor, a transmitting gear, a minute gear, a front hour gear and an hour gear, whereby a coil of the stator is powered to rotate the rotor to rotate the transmitting gear provided with a toothed shaft engaging the minute gear provided with a toothed shaft engaging the front hour gear provided with a toothed shaft engaging the hour gear provided with a shaft connected to a shaft of a needle unit, thus making up the super-thin hanging clock.
    Type: Grant
    Filed: March 17, 2003
    Date of Patent: July 26, 2005
    Inventor: Li-Mei Shen
  • Publication number: 20040184357
    Abstract: A super-thin hanging clock includes a housing, a transparent cover, and a core that has a first shell, a second shell fitted with the first shell and having a swingable lid to hide the battery and a through hole for the button to pass through, a stator, a PC board with a control circuit, an electrically time-adjusting button, an electronic battery and a transmitting gear system consisting of a rotor, a transmitting gear, a minute gear, a front hour gear and an hour gear, whereby a coil of the stator is powered to rotate the rotor to rotate the transmitting gear provided with a toothed shaft engaging the minute gear provided with a toothed shaft engaging the front hour gear provided with a toothed shaft engaging the hour gear provided with a shaft connected to a shaft of a needle unit, thus making up the super-thin hanging clock.
    Type: Application
    Filed: March 17, 2003
    Publication date: September 23, 2004
    Inventor: Li-Mei Shen