Patents by Inventor Bai Xiaolin

Bai Xiaolin 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).

  • Speed-adjustable life-saving apparatus
    Patent number: 7278601
    Abstract: Provided is speed-adjustable life-saving apparatus which comprises a housing, a drum disposed in the housing, a life rope and a resistance wheel hub motor. One end of the life rope is fastened and wound on the drum. The resistance wheel hub motor disposed in the drum comprises a wheel hub, a speed-variable damper assembly, a shift and a rotor, and is supported in the housing by a main shaft. The wheel hub is fixedly connected to the drum and drives the rotor through the speed-variable damper assembly. A unilateral diode is connected to the circuit of the rotor through external leads. The speed-adjustable life-saving apparatus provided herein is safe, reliable and convenient to use.
    Type: Grant
    Filed: December 11, 2002
    Date of Patent: October 9, 2007
    Inventor: Bai Xiaolin
  • Speed adjustable life-saving apparatus
    Publication number: 20050224616
    Abstract: Provided is speed-adjustable life-saving apparatus which comprises a housing, a drum disposed in the housing, a life rope and a resistance wheel hub motor. One end of the life rope is fastened and wound on the drum. The resistance wheel hub motor disposed in the drum comprises a wheel hub, a speed-variable damper assembly, a shift and a rotor, and is supported in the housing by a main shaft. The wheel hub is fixedly connected to the drum and drives the rotor through the speed-variable damper assembly. A unilateral diode is connected to the circuit of the rotor through external leads. The speed-adjustable life-saving apparatus provided herein is safe, reliable and convenient to use.
    Type: Application
    Filed: December 11, 2002
    Publication date: October 13, 2005
    Inventor: Bai Xiaolin