Beyond the Involute - Article from Dontyne Gears
- 1 day ago
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Great article from BGA Member Dontyne Gears in Gear Technology Magazine.
Beyond the Involute
Tooth forms tuned for EV power density, and a production suite that now spans compound planetary design, linked skiving-honing simulation, and on-machine measurement
An in-house back-to-back rig built for non-involute gears.
Non-Involute Gears for EV Applications

Dontyne has invited several automotive companies to present applications to assess the suitability of non-involute technology. There are not always advantages over involute designs, but EV applications seem especially suited, and 15–25 percent power-density gains are typical. There are also consequential benefits, such as reduced gearbox housing and transport costs. One client’s request for an existing design analysis showed that it was also suited to their final drive design despite the deflection during operation. Dontyne has designed and manufactured its own back-to-back rig to test this application. The British Gear Association has funded further testing and a more detailed report on this extend testing is available through them.

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