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Hvolka
Dusan J. Hvolka, Salt Lake City, UT US
| Patent application number | Description | Published |
|---|---|---|
| 20090247346 | Two speed planetary electric shift gearbox - A direct drive electric shift two speed planetary gearbox using a linear actuator to engage selectively planet, sun and ring gears to provide a low speed mode, a neutral mode, and a high speed mode of operation with significant fuel efficiencies. | 10-01-2009 |
| 20100267508 | Direct drive electric shift two speed planetary gearbox - A direct drive electric shift two speed planetary gearbox using a linear actuator to engage selectively the ring gear either to the housing or to the carrier by means of a synchronizing clutch to provide a low speed mode, a neutral mode, and a high speed mode of operation resulting in significant fuel efficiencies. | 10-21-2010 |
Patrick Hvolka, Salt Lake City, UT US
| Patent application number | Description | Published |
|---|---|---|
| 20090247346 | Two speed planetary electric shift gearbox - A direct drive electric shift two speed planetary gearbox using a linear actuator to engage selectively planet, sun and ring gears to provide a low speed mode, a neutral mode, and a high speed mode of operation with significant fuel efficiencies. | 10-01-2009 |
Patriek Hvolka, Salt Lake City, UT US
| Patent application number | Description | Published |
|---|---|---|
| 20100267508 | Direct drive electric shift two speed planetary gearbox - A direct drive electric shift two speed planetary gearbox using a linear actuator to engage selectively the ring gear either to the housing or to the carrier by means of a synchronizing clutch to provide a low speed mode, a neutral mode, and a high speed mode of operation resulting in significant fuel efficiencies. | 10-21-2010 |