Patents by Inventor Zheng-Qiang Guan

Zheng-Qiang Guan 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).

  • Electrical control cabinet
    Patent number: 8248797
    Abstract: An electrical control cabinet includes a casing, a plurality of heat elements, a heat exchanger, and two fans. The casing includes a first receiving portion and a second receiving portion. The first receiving portion communicates outside of the casing through the heat exchanger. The fans are received in the second receiving portion. The heat elements include a plurality of first heat members received in first receiving portion and a plurality of second heat members received in the second receiving portion. The first heat members is isolated from airborne contaminants and moisture. The first heat members in the first receiving portion disperse heat by the heat exchanger, and the second heat members in the second receiving portion disperse heat by the fans.
    Type: Grant
    Filed: December 16, 2009
    Date of Patent: August 21, 2012
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Wei Jiang, Ya-Dong Fan, Zheng-Qiang Guan
  • ELECTRICAL CONTROL CABINET
    Publication number: 20110073279
    Abstract: An electrical control cabinet includes a casing, a plurality of heat elements, a heat exchanger, and two fans. The casing includes a first receiving portion and a second receiving portion. The first receiving portion communicates outside of the casing through the heat exchanger. The fans are received in the second receiving portion. The heat elements include a plurality of first heat members received in first receiving portion and a plurality of second heat members received in the second receiving portion. The first heat members is isolated from airborne contaminants and moisture. The first heat members in the first receiving portion disperse heat by the heat exchanger, and the second heat members in the second receiving portion disperse heat by the fans.
    Type: Application
    Filed: December 16, 2009
    Publication date: March 31, 2011
    Applicants: HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD, HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: WEI JIANG, YA-DONG FAN, ZHENG-QIANG GUAN