Patents by Inventor Guo-Rong Zeng

Guo-Rong Zeng 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: 10960533
    Abstract: A tool box includes a first part and a second part, and the first and second parts are pivotably connected to each other by a pivotal portion located at the first side of each of the first and second parts. A locking assembly is connected to the second side of each of the first and second parts. The pivotal portion includes two blocks on the first part and each block has a pivot extending therefrom. The second part has two rails and two slides are slidably along the two rails. Each slide has a groove in which the rail is slidably received. Each slide has a passage, and each of the pivots is removably inserted into the passage corresponding thereto to easily assemble or dis-assemble the first and second parts.
    Type: Grant
    Filed: February 18, 2019
    Date of Patent: March 30, 2021
    Inventor: Guo-Rong Zeng
  • Publication number: 20200262049
    Abstract: A tool box includes a first part and a second part, and the first and second parts are pivotably connected to each other by a pivotal portion located at the first side of each of the first and second parts. A locking assembly is connected to the second side of each of the first and second parts. The pivotal portion includes two blocks on the first part and each block has a pivot extending therefrom. The second part has two rails and two slides are slidably along the two rails. Each slide has a groove in which the rail is slidably received. Each slide has a passage, and each of the pivots is removably inserted into the passage corresponding thereto to easily assemble or dis-assemble the first and second parts.
    Type: Application
    Filed: February 18, 2019
    Publication date: August 20, 2020
    Inventor: Guo-Rong Zeng