Patents by Inventor Xiaohua GAO

Xiaohua GAO 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: 12011031
    Abstract: A stem removal device for a cigarette making process is disclosed, including a feeding unit (N1), a flexible air sorting unit (N2), a pure tobacco collection unit (N3), a tobacco conveying unit (N4), a coarse stem removal unit (N5) and a fine stem removal unit (N6). A method for removing the stems during the cigarette making process using the stem removal device is also disclosed.
    Type: Grant
    Filed: February 19, 2024
    Date of Patent: June 18, 2024
    Assignee: CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD.
    Inventors: Banghua He, Jun Tang, Bin Yi, Bing Zhou, Wenqiang Lin, Jin Wang, Bo Cai, Xiaohua Gao, Chao Li, Guozhi Tan, Yadong Wen, Li Tang, Sidi Lin, Jielin Sun
  • Patent number: 11944116
    Abstract: A device for removing unwanted objects from cut tobacco in a cut tobacco production line is disclosed, which includes: a raw cut tobacco feeding and conveying unit (N1), a heavy unwanted object removal unit (N2), a cut tobacco dispersion and recovery unit (N3), a moderate unwanted object removal unit (N4), a cut tobacco humidification unit (N5) and a light unwanted object removal unit (N6). An unwanted object removal method using the cut tobacco unwanted object removal device is also disclosed. The device and method of the disclosure can effectively remove unwanted objects from cut tobacco.
    Type: Grant
    Filed: November 3, 2023
    Date of Patent: April 2, 2024
    Assignee: CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD.
    Inventors: Jun Tang, Banghua He, Bin Yi, Bing Zhou, Wenqiang Lin, Bo Cai, Hao Wang, Xiaohua Gao, Ze Liu, Ning Ma, Guozhi Tan, Wenqi Li, Li Tang, Huitian Li
  • Patent number: 9764362
    Abstract: The present invention comprises: a separation silo, a discharge silo, a upper sidewall of the separation silo communicated with the discharge silo through a communication port, wherein an air curtain is disposed in the communication port to isolate the silos from each other, a discharge port is disposed at the bottom of the discharge silo, a suction outlet is mounted on the top of the separation silo, a feeding port is disposed at the lower part of a sidewall of the separation silo, which is precisely facing towards the underside of the end of the belt conveyer, a vibration trough is arranged at the lower part of the separation silo, a damper plate is disposed underside thereof, an air inlet is located underbelly thereof at the bottom of the separation silo, a rejection outlet is installed at the underside end of the vibrating trough.
    Type: Grant
    Filed: April 29, 2014
    Date of Patent: September 19, 2017
    Assignees: HONGTA TOBACCO (GROUP) CO., LTD., YUXI JIXINGDEYI TRADE & INDUSTRY CO., LTD.
    Inventors: Dingrong Mou, Yi Wang, Quan Zou, Yunchuan Zhao, Ran Chen, Guangtao Yang, Xiaohua Gao, Yuan Cai, Wenhui Qi, Xiaohui Qiao, Wenpin Xiao, Yuanchun Dou, Hao Fan, Binghai Qian
  • Publication number: 20160375467
    Abstract: The present invention comprises: a separation silo, a discharge silo, a upper sidewall of the separation silo communicated with the discharge silo through a communication port, wherein an air curtain is disposed in the communication port to isolate the silos from each other, a discharge port is disposed at the bottom of the discharge silo, a suction outlet is mounted on the top of the separation silo, a feeding port is disposed at the lower part of a sidewall of the separation silo, which is precisely facing towards the underside of the end of the belt conveyer, a vibration trough is arranged at the lower part of the separation silo, a damper plate is disposed underside thereof, an air inlet is located underbelly thereof at the bottom of the separation silo, a rejection outlet is installed at the underside end of the vibrating trough.
    Type: Application
    Filed: April 29, 2014
    Publication date: December 29, 2016
    Applicants: HONGTA TOBACCO (GROUP) CO., LTD., YUXI JIXINGDEYI TRADE & INDUSTRY CO., LTD.
    Inventors: Dingrong MOU, Yi WANG, Quan ZOU, Yunchuan ZHAO, Ran CHEN, Guangtao YANG, Xiaohua GAO, Yuan CAI, Wenhui QI, Xiaohui QIAO, Wenpin XIAO, Yuanchun DOU, Hao FAN, Binghai QIAN