Patents by Inventor Hekun Wu

Hekun Wu 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: 11622507
    Abstract: A hedge trimmer includes a blade assembly having a first blade and a second blade, a housing, a prime mover, and a transmission device. The first blade includes a first body portion and a plurality of first tooth portions, and the second blade includes a second body portion and a plurality of second tooth portions. The first blade includes a first connection assembly including a first driving portion and a first connecting portion, and the second blade includes a second connection assembly including a second driving portion and a second connecting portion. The first connecting portion and the first body portion form a detachable connection, the second connecting portion and the second body portion form a detachable connection, and the first connecting portion is at least partially located outside the housing.
    Type: Grant
    Filed: January 29, 2021
    Date of Patent: April 11, 2023
    Assignee: Nanjing Chervon Industry Co., Ltd.
    Inventors: Li Li, Hekun Wu
  • Patent number: 11518059
    Abstract: A chainsaw includes a main machine, a battery pack, and a connection assembly. The battery pack is configured to supply energy to the main machine. Moreover, the battery pack and the main machine are separated from each other. The connection assembly is configured to connect the main machine and the battery pack so that the battery pack is electrically connected to the main machine. The main machine includes a chain, a guide plate, a motor, and a housing. The chain is configured to perform a cutting function. The guide plate is configured to support the chain. The motor is configured to drive the chain to move. The housing is configured to accommodate at least part of the motor. The connection assembly is detachably connected to the main machine or the battery pack.
    Type: Grant
    Filed: June 8, 2022
    Date of Patent: December 6, 2022
    Assignee: Nanjing Chervon Industry Co., Ltd.
    Inventors: Li Li, Kaichao Dai, Chenzhong Zhang, Hekun Wu, Haiyan Li
  • Publication number: 20220297338
    Abstract: A chainsaw includes a main machine, a battery pack, and a connection assembly. The battery pack is configured to supply energy to the main machine. Moreover, the battery pack and the main machine are separated from each other. The connection assembly is configured to connect the main machine and the battery pack so that the battery pack is electrically connected to the main machine. The main machine includes a chain, a guide plate, a motor, and a housing. The chain is configured to perform a cutting function. The guide plate is configured to support the chain. The motor is configured to drive the chain to move. The housing is configured to accommodate at least part of the motor. The connection assembly is detachably connected to the main machine or the battery pack.
    Type: Application
    Filed: June 8, 2022
    Publication date: September 22, 2022
    Inventors: Li Li, Kaichao Dai, Chenzhong Zhang, Hekun Wu, Haiyan Li
  • Publication number: 20210144929
    Abstract: A hedge trimmer includes a blade assembly having a first blade and a second blade, a housing, a prime mover, and a transmission device. The first blade includes a first body portion and a plurality of first tooth portions, and the second blade includes a second body portion and a plurality of second tooth portions. The first blade includes a first connection assembly including a first driving portion and a first connecting portion, and the second blade includes a second connection assembly including a second driving portion and a second connecting portion. The first connecting portion and the first body portion form a detachable connection, the second connecting portion and the second body portion form a detachable connection, and the first connecting portion is at least partially located outside the housing.
    Type: Application
    Filed: January 29, 2021
    Publication date: May 20, 2021
    Inventors: Li Li, Hekun Wu