Patents by Inventor Pil-Joo Lim

Pil-Joo Lim 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).

  • Wind power generator
    Patent number: 8319363
    Abstract: A wind power generator includes a pillar fixed on a base, a nacelle platform disposed on an upper end portion of the pillar, a service crane provided at a side of the nacelle platform, a generator assembly coupled to the nacelle platform, a rotor hub rotatably coupled to the generator assembly, and a plurality of blades coupled to the rotor hub and rotating the rotor hub. The rotor hub is provided at an outer circumference of a front end thereof with a plurality of first pulleys for guiding a case from a winch installed on the ground.
    Type: Grant
    Filed: February 26, 2010
    Date of Patent: November 27, 2012
    Assignee: DMS Co., Ltd.
    Inventors: Sung-Ho Song, Man-Soo Choi, Pil-Joo Lim
  • WIND POWER GENERATOR
    Publication number: 20100253086
    Abstract: A wind power generator includes a pillar fixed on a base, a nacelle platform disposed on an upper end portion of the pillar, a service crane provided at a side of the nacelle platform, a generator assembly coupled to the nacelle platform, a rotor hub rotatably coupled to the generator assembly, and a plurality of blades coupled to the rotor hub and rotating the rotor hub. The rotor hub is provided at an outer circumference of a front end thereof with a plurality of first pulleys for guiding a case from a winch installed on the ground.
    Type: Application
    Filed: February 26, 2010
    Publication date: October 7, 2010
    Inventors: Sung-Ho Song, Man-Soo Choi, Pil-Joo Lim