Patents by Inventor Shengqin Ji

Shengqin Ji 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).

  • Horizontal subrack and communication cabinet
    Patent number: 8514571
    Abstract: A horizontal subrack includes a ventilation box, a fan box and a board area. The ventilation box is located on the top and/or at the bottom of the board area, and includes an air partition plate, an air inlet, and a first air outlet; the air partition plate is set inside the ventilation box, and divides the ventilation box into an air-in chamber and an air-out chamber; the fan box is installed in the air-in chamber, and a fan is installed on the fan box; the air inlet is set on the front wall of the ventilation box; and the first air outlet is set on the rear wall of the ventilation box. The board area includes board slots, an air-in duct and an air-out duct.
    Type: Grant
    Filed: January 20, 2012
    Date of Patent: August 20, 2013
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Shengqin Ji, Yuping Hong, Yongchao He
  • Horizontal subrack and communication cabinet
    Patent number: 8223492
    Abstract: A horizontal subrack includes a ventilation box, a fan box and a board area. The ventilation box is located on the top and/or at the bottom of the board area, and includes an air partition plate, an air inlet, and a first air outlet; the air partition plate is set inside the ventilation box, and divides the ventilation box into an air-in chamber and an air-out chamber; the fan box is installed in the air-in chamber, and a fan is installed on the fan box; the air inlet is set on the front wall of the ventilation box; and the first air outlet is set on the rear wall of the ventilation box. The board area includes board slots, an air-in duct and an air-out duct. The air-in duct is located on one side of the board slots, and the air-out duct is located on the other side of the board slots. The air-in duct is linked to the air-in chamber, and the air-out duct is linked to the air-out chamber.
    Type: Grant
    Filed: June 18, 2010
    Date of Patent: July 17, 2012
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Shengqin Ji, Yuping Hong, Yongchao He
  • HORIZONTAL SUBRACK AND COMMUNICATION CABINET
    Publication number: 20120120600
    Abstract: A horizontal subrack includes a ventilation box, a fan box and a board area. The ventilation box is located on the top and/or at the bottom of the board area, and includes an air partition plate, an air inlet, and a first air outlet; the air partition plate is set inside the ventilation box, and divides the ventilation box into an air-in chamber and an air-out chamber; the fan box is installed in the air-in chamber, and a fan is installed on the fan box; the air inlet is set on the front wall of the ventilation box; and the first air outlet is set on the rear wall of the ventilation box. The board area includes board slots, an air-in duct and an air-out duct.
    Type: Application
    Filed: January 20, 2012
    Publication date: May 17, 2012
    Applicant: Huawei Technologies Co., Ltd.
    Inventors: Shengqin JI, Yuping HONG, Yongchao HE
  • HORIZONTAL SUBRACK AND COMMUNICATION CABINET
    Publication number: 20100253189
    Abstract: A horizontal subrack includes a ventilation box, a fan box and a board area. The ventilation box is located on the top and/or at the bottom of the board area, and includes an air partition plate, an air inlet, and a first air outlet; the air partition plate is set inside the ventilation box, and divides the ventilation box into an air-in chamber and an air-out chamber; the fan box is installed in the air-in chamber, and a fan is installed on the fan box; the air inlet is set on the front wall of the ventilation box; and the first air outlet is set on the rear wall of the ventilation box. The board area includes board slots, an air-in duct and an air-out duct. The air-in duct is located on one side of the board slots, and the air-out duct is located on the other side of the board slots. The air-in duct is linked to the air-in chamber, and the air-out duct is linked to the air-out chamber.
    Type: Application
    Filed: June 18, 2010
    Publication date: October 7, 2010
    Inventors: Shengqin Ji, Yuping HONG, Yongchao He