Realizing that it’s essentially a cycloidal drive meshed with a planetary gear set, he got to work in CAD and, in seemingly no time, had a design to test. You can see the full results of his ...

[Retsetman]’s version has three circular elements nested together on a common axis, and while not exactly a planetary ... gearbox appears to be a refinement on [Retsetman]’s earlier design ...

The technology allows an electric vehicle to use its drive motor to also power a bumper-mounted winch that can be used to pull a stuck vehicle free or to move heavy items. The des ...