Patents by Inventor Guangji Deng

Guangji Deng 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: 9676085
    Abstract: A wrench tool comprises a tool rod and an operating rod. The tool rod is 7-shaped, and comprises a tool head part and a connecting rod part. The connecting rod part is provided with a hinge portion. The hinge portion is provided with a first hinge hole. One end of the operating rod is provided with a tool seat capable of accommodating the hinge portion. The tool seat is provided with a second hinge hole. The tool seat and the hinge portion are hinged together by a pin running through the first hinge hole and the second hinge hole. The wrench tool is simple in structure and flexible in use. Flattening and curling measures are applied to the tool rod, so as to reduce the weight of the tool rod and improve the strength of the tool rod.
    Type: Grant
    Filed: October 31, 2013
    Date of Patent: June 13, 2017
    Assignee: DAHON TECHNOLOGIES, LTD.
    Inventors: David Tak-Wei Hon, Dongming Huang, Guangji Deng
  • Patent number: 9272401
    Abstract: Disclosed is a spanner tool for mounting or dismounting components, which comprises a control piece (2), a connecting piece (1) and a rotating piece (3). The connecting piece (1) is hinged with one end of the control piece (2) and one end of the rotating piece (3) respectively. An angle ? formed between the control piece (2) and the connecting piece (1) is less than an angle ? formed between the rotating piece (3) and the connecting piece (1) when the control piece (2) and the rotating piece (3) respectively rotate to limit positions at different sides of the connecting piece (1). The spanner tool is practical and reliable. The spanner tool is convenient and rapid-in-use. The spanner tool can be folded for portability when not in use. Additionally, locking tightness of the tool can be adjusted by adjusting a nut.
    Type: Grant
    Filed: February 20, 2012
    Date of Patent: March 1, 2016
    Assignee: Dahon Technologies, LTD.
    Inventors: David Tak-Wei Hon, Jingfeng Li, Yiping Mo, Guangji Deng
  • Publication number: 20150298303
    Abstract: A wrench tool comprises a tool rod and an operating rod. The tool rod is 7-shaped, and comprises a tool head part and a connecting rod part. The connecting rod part is provided with a hinge portion. The hinge portion is provided with a first hinge hole. One end of the operating rod is provided with a tool seat capable of accommodating the hinge portion. The tool seat is provided with a second hinge hole. The tool seat and the hinge portion are hinged together by a pin running through the first hinge hole and the second hinge hole. The wrench tool is simple in structure and flexible in use. Flattening and curling measures are applied to the tool rod, so as to reduce the weight of the tool rod and improve the strength of the tool rod.
    Type: Application
    Filed: October 31, 2013
    Publication date: October 22, 2015
    Inventors: David Tak-Wei HON, Dongming HUANG, Guangji DENG
  • Publication number: 20140033881
    Abstract: Disclosed is a spanner tool for mounting or dismounting components, which comprises a control piece (2), a connecting piece (1) and a rotating piece (3). The connecting piece (1) is hinged with one end of the control piece (2) and one end of the rotating piece (3) respectively. An angle ? formed between the control piece (2) and the connecting piece (1) is less than an angle ? formed between the rotating piece (3) and the connecting piece (1) when the control piece (2) and the rotating piece (3) respectively rotate to limit positions at different sides of the connecting piece (1). The spanner tool is practical and reliable. During use, a user does not need to swing his/her arm and only needs to rotate his/her wrist to operate the spanner tool, so the spanner tool is convenient and rapid-in-use. The spanner tool can be folded for portability when not in use. Additionally, locking tightness of the tool can be adjusted by adjusting a nut.
    Type: Application
    Filed: February 20, 2012
    Publication date: February 6, 2014
    Applicant: Dahon Technologies, Ltd.
    Inventors: David Tak-Wei Hon, Jingfeng Li, Yiping Mo, Guangji Deng