Allison Transmission has been granted a patent for a multi-speed transmission with five planetary gearsets and eight selective couplers, allowing for at least eighteen forward speed ratios and two reverse speed ratios. The design includes a combination of clutches and brakes for efficient operation. GlobalData’s report on Allison Transmission 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 Allison Transmission, Hybrid powertrains was a key innovation area identified from patents. Allison Transmission's grant share as of May 2024 was 46%. Grant share is based on the ratio of number of grants to total number of patents.
Multi-speed transmission with at least 18 forward speed ratios
A newly granted patent (Publication Number: US12007005B2) details a transmission system with a unique design featuring multiple planetary gearsets and selective couplers. The transmission includes an input member, an output member, and a series of planetary gearsets, each with distinct components. The system allows for a variety of speed ratios, with at least eighteen forward speed ratios and two reverse speed ratios achievable through engaging different combinations of the selective couplers. The design also includes interconnectors that fix various gearset components together, enhancing the overall functionality of the transmission.
The patent outlines a complex yet efficient transmission system that offers a wide range of speed ratios and configurations through the use of selective couplers and planetary gearsets. By selectively engaging different couplers, the system can achieve multiple forward and reverse speed ratios, providing versatility in various operating conditions. The interconnectors play a crucial role in ensuring the components work together seamlessly, enhancing the overall performance of the transmission system. This innovative design showcases advancements in transmission technology, offering potential benefits for a range of applications requiring precise control over speed ratios and power delivery.
To know more about GlobalData’s detailed insights on Allison Transmission, buy the report here.
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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.
