Patents by Inventor Junjie Ling

Junjie Ling 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).

  • Variable engine valve control system with pressure difference
    Patent number: 7404382
    Abstract: A kind of variable engine valve control system with pressure difference comprises hydraulic supply equipment, hydraulic actuator apparatus, valve and spring controlling piston balance. The hydraulic actuator comprises hydraulic cylinder, piston and piston rod. The piston rod is coupled and moved with the valve. It is characterized by that the said piston divides the hydraulic cylinder into upper chamber and lower chamber. The said hydraulic supply equipment is connected with the upper chamber of the hydraulic cylinder through the fluid inlet pipe and the said lower chamber of the hydraulic cylinder is connected with the hydraulic supply equipment through the pressure difference proportional relief valve.
    Type: Grant
    Filed: November 19, 2004
    Date of Patent: July 29, 2008
    Assignee: Ningbo Hoyea Machinery Manufacture Co., Ltd.
    Inventors: Junjie Ling, Zhentao Weng
  • Three-way proportional pressure reducing control valve
    Publication number: 20070193639
    Abstract: A three-way proportional pressure reducing valve includes a valve body and a cylindrical valve spool. Five chambers are formed between the valve body and the cylindrical valve spool, respectively a fifth chambers, a first chamber, a second chamber, a third chamber and the fourth chamber. The first chamber connected to a high pressure inlet port P, the second chamber connected to a oil port A and the third chamber connected to a low pressure outlet port T. A first control edge being fitted between the first chamber and the second chamber, a second control edge being fitted between the second chamber and the third chamber. A first passage being located between the fifth chamber and the second chamber for connecting the second chamber to the fifth chamber, a second passage being located between the fourth chamber and the third chamber for connecting the fourth chamber to the third chamber.
    Type: Application
    Filed: April 26, 2007
    Publication date: August 23, 2007
    Applicant: NINGBO HOYEA MACHINERY MANUFACTURE
    Inventors: Junjie Ling, Zhentao Weng, Bo Jin, Yingjun Xie
  • Variable engine valve control system with pressure difference
    Publication number: 20070079780
    Abstract: A kind of variable engine valve control system with pressure difference comprises hydraulic supply equipment, hydraulic actuator apparatus, valve and spring controlling piston balance. The hydraulic actuator comprises hydraulic cylinder, piston and piston rod. The piston rod is coupled and moved with the valve. It is characterized by that the said piston divides the hydraulic cylinder into upper chamber and lower chamber. The said hydraulic supply equipment is connected with the upper chamber of the hydraulic cylinder through the fluid inlet pipe and the said lower chamber of the hydraulic cylinder is connected with the hydraulic supply equipment through the pressure difference proportional relief valve.
    Type: Application
    Filed: November 19, 2004
    Publication date: April 12, 2007
    Applicant: NINGBO HOYEA MACHINERY MANUFACTURE CO., LTD.
    Inventors: Junjie Ling, Zhentao Weng
  • Air conditioner
    Patent number: D916261
    Type: Grant
    Filed: September 2, 2019
    Date of Patent: April 13, 2021
    Inventors: Huanlong Wu, Huihui Wang, Zuoxin Yang, Linjun Yu, Zitong Wang, Jiaying Tan, Junjie Ling, Junyi Zhou, Weirui Liu, Chunlei Zhang, Shaocun Shen, Binjie Dong, Zhenqian Wen, Zhaoyang Wu, Qianru Peng, Yuhu Guo, Sha Li, Yan Liu, Jianfeng Lin, Nanfei Chen, Yang Zhao, Linfeng Huang, Qiding Liu, Yuting Fan, Shixiong Chen, Yan Ruan, Yanli Huang
  • Air humidifier
    Patent number: D918363
    Type: Grant
    Filed: May 27, 2019
    Date of Patent: May 4, 2021
    Inventors: Sha Li, Yanli Huang, Yan Ruan, Linfeng Huang, Shixiong Chen, Yuting Fan, Qiding Liu, Junyi Zhou, Zuoxin Yang, Junjie Ling, Jiaying Tan, Huihui Wang, Linjun Yu, Huanlong Wu, Weirui Liu, Zitong Wang, Binjie Dong, Qianru Peng, Zhaoyang Wu, Shaocun Shen, Zhenqian Wen, Chunlei Zhang, Yan Liu, Yang Zhao, Jianfeng Lin, Yuhu Guo, Nanfei Chen
  • Mobile air conditioner
    Patent number: D926951
    Type: Grant
    Filed: April 23, 2020
    Date of Patent: August 3, 2021
    Inventors: Jiaying Tan, Junjie Ling, Zitong Wang, Linjun Yu, Huanlong Wu, Zuoxin Yang, Weirui Liu, Huihui Wang
  • Air conditioner
    Patent number: D926953
    Type: Grant
    Filed: November 19, 2020
    Date of Patent: August 3, 2021
    Assignee: Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Huihui Wang, Huanlong Wu, Linjun Yu, Zuoxin Yang, Junjie Ling, Jiaying Tan, Zitong Wang, Weirui Liu
  • Dehumidifier
    Patent number: D926955
    Type: Grant
    Filed: November 19, 2020
    Date of Patent: August 3, 2021
    Assignee: Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Huihui Wang, Huanlong Wu, Linjun Yu, Zuoxin Yang, Junjie Ling, Jiaying Tan, Zitong Wang, Weirui Liu
  • Recreational vehicle air conditioner
    Patent number: D946730
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: March 22, 2022
    Inventors: Junjie Ling, Huanlong Wu, Linjun Yu, Weirui Liu, Huihui Wang, Jiaying Tan
  • Remote control for air conditioner
    Patent number: D999178
    Type: Grant
    Filed: October 20, 2022
    Date of Patent: September 19, 2023
    Inventors: Junjie Ling, Huanlong Wu, Linjun Yu, Weirui Liu, Ziqing Ruan, Pan Li
  • Air conditioner
    Patent number: D1025329
    Type: Grant
    Filed: December 25, 2022
    Date of Patent: April 30, 2024
    Inventors: Ziqing Ruan, Huanlong Wu, Linjun Yu, Weirui Liu, Junjie Ling, Pan Li