Stellantis has been granted a patent for a two-speed gearbox assembly for electric drive vehicles. The assembly includes independent control clutches for each axle, allowing for precise direction of rotation control. GlobalData’s report on Stellantis 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 Stellantis, Battery management systems was a key innovation area identified from patents. Stellantis's grant share as of January 2024 was 59%. Grant share is based on the ratio of number of grants to total number of patents.

Two-speed gearbox assembly for electric drive vehicle

Source: United States Patent and Trademark Office (USPTO). Credit: Stellantis NV

A recently granted patent (Publication Number: US11879529B1) discloses a two-speed gearbox assembly designed for electric drive vehicles. The gearbox assembly includes a housing, multiple planetary gear sets, and clutches that allow for independent control of the direction of rotation of each axle. By selectively engaging different clutches, the gearbox can switch between various drive modes, providing different gear ratios for on-road and off-road driving scenarios.

The gearbox assembly is configured to connect to an electric motor and drive two separate axle shafts. With the ability to switch between different drive modes, the electric vehicle equipped with this gearbox assembly can optimize performance based on the driving conditions. The gearbox allows for precise control over the direction of rotation of each axle shaft, enhancing the vehicle's efficiency and adaptability. Additionally, the gearbox assembly's design enables seamless transitions between different drive modes, ensuring a smooth driving experience for the electric vehicle users.

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GlobalData, the leading provider of industry intelligence, provided the underlying data, research, and analysis used to produce this article.

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.