Patents by Inventor Danhua WEN

Danhua WEN 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).

  • Publication number: 20250125067
    Abstract: A conductive bar, a conductive bar assembly, and a vehicle electrical device system. The conductive bar is configured to be electrically connected between two electrical devices, and the conductive bar includes at least one connecting section. The elastic modulus of the connecting section is E, the width of the connecting section is ?, the thickness of the connecting section is ?, and the thickness ? of the connecting section satisfies: ?{square root over (??3/E)}???10?{square root over (??3/E)}, wherein ?=0.085 Gpa/mm, the units of ? and ? are both mm, the unit of E is Gpa, and E is in the range of 55 Gpa to 120 Gpa.
    Type: Application
    Filed: December 20, 2024
    Publication date: April 17, 2025
    Inventors: Liang ZHU, Qiang Guo, Danhua Wen
  • Patent number: 12104765
    Abstract: A heat spreader and an illumination device including the heat spreader are disclosed. The heat spreader includes a first substrate and multiple first heat dissipation fins, the multiple first heat dissipation fins are arranged side by side on the first substrate at intervals in a first preset direction, and the heat spreader meets constraints of the following Relational expression 1: N?{L/[?+9], L/[?+9]+2} and Relational expression 2: H?{[(?1+?2)/2?1.2]/tan 2?, [(?1+?2)/2+1.2]/tan 2?}. L represents a length of the first substrate in the first preset direction, represents a weighted average thickness of the multiple first heat dissipation fins, N represents a distribution number of the first heat dissipation fins, ?1 represents a maximum thickness of the first heat dissipation fin, ?2 represents a minimum thickness of the first heat dissipation fin, ? represents a draft angle of the first heat dissipation fin, and H represents a distribution height of the first heat dissipation fin.
    Type: Grant
    Filed: March 25, 2024
    Date of Patent: October 1, 2024
    Assignee: BYD COMPANY LIMITED
    Inventors: Liang Zhu, Qiang Guo, Danhua Wen, Bin Fang, Siquan Zhang
  • Publication number: 20240297448
    Abstract: A conductive sheet, a conductive strip, and an electrical connector for a vehicle are disclosed. The conductive sheet includes a conductive sheet body, the conductive sheet body is a flat ribbon structure, and the conductive sheet body satisfies the following condition: ? ? { [ 1 + ( - 0 ) / ] 0 / k ? ( ? + 8 ) ] , 50 [ 1 + ( - 0 ) / ] 0 / k ? ( ? + 8 ) ] } ? is the width of the conductive sheet body, measured in mm. ? represents the thickness of the conductive sheet body, measured in mm. represents a standard conductivity percentage of a pure copper material, and has a value of 100% IACS. 0 represents a conductivity percentage of the conductive sheet body, measured in % IACS. k is 1.07% IACS/mm2. The conductivity percentage of the conductive sheet body is 55% IACS to 80% IACS.
    Type: Application
    Filed: March 25, 2024
    Publication date: September 5, 2024
    Inventors: Liang ZHU, Qiang GUO, Danhua WEN, Hong DENG
  • Publication number: 20240230055
    Abstract: A heat spreader and an illumination device including the heat spreader are disclosed. The heat spreader includes a first substrate and multiple first heat dissipation fins, the multiple first heat dissipation fins are arranged side by side on the first substrate at intervals in a first preset direction, and the heat spreader meets constraints of the following Relational expression 1: N?{L/[?+9], L/[?+9]+2} and Relational expression 2: H?{[(?1+?2)/2?1.2]/tan 2?, [(?1+?2)/2+1.2]/tan 2?}. L represents a length of the first substrate in the first preset direction, represents a weighted average thickness of the multiple first heat dissipation fins, N represents a distribution number of the first heat dissipation fins, ?1 represents a maximum thickness of the first heat dissipation fin, ?2 represents a minimum thickness of the first heat dissipation fin, ? represents a draft angle of the first heat dissipation fin, and H represents a distribution height of the first heat dissipation fin.
    Type: Application
    Filed: March 25, 2024
    Publication date: July 11, 2024
    Inventors: Liang ZHU, Qiang GUO, Danhua WEN, Bin FANG, Siquan ZHANG
  • Publication number: 20210364023
    Abstract: A connecting assembly includes: a connecting pipe, an inner wall of at least one end of the connecting pipe being provided with a pre-embedded nut, and the nut being coaxial with the connecting pipe; a connecting plate, the connecting plate being provided with a fixing hole; and a fastener, the fastener penetrating through the fixing hole and being in threaded fit with the nut. The connecting pipe is a light alloy component, and the connecting plate is a steel component. The connecting pipe is the light alloy component, the inner wall of at least one end of the connecting pipe is provided with the pre-embedded nut, and the fastener sequentially penetrates through the fixing hole on the connecting plate of a steel material and is in threaded fit with the nut at one end of the connecting pipe.
    Type: Application
    Filed: October 25, 2017
    Publication date: November 25, 2021
    Applicant: BYD COMPANY LIMITED
    Inventors: Qiang GUO, Weiguo LI, Danhua WEN