Zero Drive

The Zero Drive is a speed reducer made by applying the principle of irreversible joint and deposited by Girotto Patents. The Zero Drive can be realized according to a pattern of transmission worm, parallel gears and planetary gear. The fields of application range from high-precision positioning systems to irreversible systems for industrial, civil, etc... Now [...]

2017-06-25T14:10:57+00:00October 22nd, 2012|


1999 sees the birth of Evotech srl. Adriano Girotto is responsible for the technical department. In the following year Pirelli spa asks Evotech to carry out a study on a continuous storage/supply buffer for the production of tyre compound (CCM – Continuous Compound Mixing). […]

2011-08-29T10:54:32+00:00August 29th, 2011|