Dana has been granted a patent for an electric motor and inverter assembly with a unique cooling channel design. The assembly includes a motor housing portion, a DC bus bar for connecting a power source to an inverter module, and a cooling channel for cooling the DC bus bar. GlobalData’s report on Dana gives a 360-degree view of the company including its patenting strategy. Buy the report here.
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According to GlobalData’s company profile on Dana, Differential gear shafts was a key innovation area identified from patents. Dana's grant share as of April 2024 was 56%. Grant share is based on the ratio of number of grants to total number of patents.
Electric motor and inverter assembly with cooling channel
A recently granted patent (Publication Number: US11967888B2) discloses an electric motor and inverter assembly featuring a unique design for efficient cooling and electrical connectivity. The assembly includes a motor housing portion, a DC bus bar assembly for connecting a DC power source to an inverter power module, and a cooling channel between the housing portion and the DC bus bar assembly. Additionally, the assembly incorporates capacitors mounted on the DC bus bar assembly and connectors with embedded portions for electrical connections. The design aims to enhance the overall performance and reliability of the electric motor and inverter assembly.
Furthermore, the patent details a method for assembling the electric motor and inverter assembly, emphasizing the strategic placement of components for optimal functionality. The method involves mounting the DC bus bar assembly on the motor housing portion to create a cooling channel, positioning capacitors between the DC bus bar assembly and the rotor, and connecting the inverter power module through electrical connectors passing through the housing portion. By following this method, the assembly ensures efficient cooling of both the DC bus bar assembly and the inverter power module while maintaining a compact and effective design. Overall, the patented electric motor and inverter assembly offer a novel approach to enhancing performance and reliability in electric motor systems.
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GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.
