Patents by Inventor Changshan ZHAO

Changshan ZHAO 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).

  • Compression charging device
    Patent number: 11160315
    Abstract: A compression charging device includes a cigarette case charging part and a cigarette set charging part. The cigarette case charging part includes a positive electrode cover, a positive spring, a negative spring, a charging insulation sleeve, and a PCB. The cigarette set charging part includes a filter holding seat, a charging base, and an insulation fixing sleeve. The compression charging device is configured for cigarette set charging. The negative spring and the positive spring have a double function of electrical conduction and bouncing.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: November 2, 2021
    Assignee: CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
    Inventors: Ru Wang, Chengya Wang, Xu Zeng, Jingmei Han, Ping Lei, Shanzhai Shang, Zhiqiang Li, Dalin Yuan, Changshan Zhao, Shiwei Li, Yongkuan Chen, Hongyong Luo, Fengren Fang
  • SLIDING COVER-OPENING DEVICE
    Publication number: 20190335807
    Abstract: A sliding cover-opening device includes a top support, a sliding-resistant device, and a rotatable cover opening device. The rotatable cover opening device further includes a rotatable pushing cover and a rotating torsional spring. According to the sliding cover-opening device, the rotatable pushing cover can automatically rotate to 90 degrees to open completely after sliding over a certain distance. Also, with the sliding-resistant device, users can experience a sliding feeling by hands.
    Type: Application
    Filed: October 17, 2017
    Publication date: November 7, 2019
    Applicant: CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
    Inventors: Jianguo TANG, Xudong ZHENG, Xu ZENG, Ru WANG, Chengya Wang, Shanzhai SHANG, Ping LEI, Jingmei HAN, Zhiqiang LI, Dalin YUAN, Changshan ZHAO, Shiwei LI, Yongkuan CHEN, Hongyong LUO, Fengren FANG
  • Sliding cover-opening device
    Patent number: 10463073
    Abstract: A sliding cover-opening device includes a top support, a sliding-resistant device, and a rotatable cover opening device. The rotatable cover opening device further includes a rotatable pushing cover and a rotating torsional spring. According to the sliding cover-opening device, the rotatable pushing cover can automatically rotate to 90 degrees to open completely after sliding over a certain distance. Also, with the sliding-resistant device, users can experience a sliding feeling by hands.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: November 5, 2019
    Assignee: CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
    Inventors: Jianguo Tang, Xudong Zheng, Xu Zeng, Ru Wang, Chengya Wang, Shanzhai Shang, Ping Lei, Jingmei Han, Zhiqiang Li, Dalin Yuan, Changshan Zhao, Shiwei Li, Yongkuan Chen, Hongyong Luo, Fengren Fang
  • COMPRESSION CHARGING DEVICE
    Publication number: 20190267823
    Abstract: A compression charging device includes a cigarette case charging part and a cigarette set charging part. The cigarette case charging part includes a positive electrode cover, a positive spring, a negative spring, a charging insulation sleeve, and a PCB. The cigarette set charging part includes a filter holding seat, a charging base, and an insulation fixing sleeve. The compression charging device is configured for cigarette set charging. The negative spring and the positive spring have a double function of electrical conduction and bouncing.
    Type: Application
    Filed: October 17, 2017
    Publication date: August 29, 2019
    Applicant: CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
    Inventors: Xudong ZHENG, Jianguo TANG, Ru WANG, Chengya Wang, Xu ZENG, Jingmei HAN, Ping LEI, Shanzhai SHANG, Zhiqiang LI, Dalin YUAN, Changshan ZHAO, Shiwei LI, Yongkuan CHEN, Hongyong LUO, Fengren FANG