Planetary gear transmission systems or components – Steering by driving – With infinitely variable drive
Reexamination Certificate
2008-03-10
2011-11-01
Wright, Dirk (Department: 3655)
Planetary gear transmission systems or components
Steering by driving
With infinitely variable drive
Reexamination Certificate
active
08047941
ABSTRACT:
A drive unit (1) for continuously, variably controlling rotational speed and reversing the rotational direction of at least one output shaft. The drive unit (1) having two identical transmission modules (2, 3) with a common input (4) and a way for power splitting a continuously variable rotational speed and reversing the rotational direction.
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Davis & Bujold P.L.L.C.
Wright Dirk
ZF Friedrichshafen AG
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