Interrelated power delivery controls – including engine control – Transmission control – Including fluid drive
Reexamination Certificate
2006-01-10
2006-01-10
Wright, Dirk (Department: 3681)
Interrelated power delivery controls, including engine control
Transmission control
Including fluid drive
Reexamination Certificate
active
06984190
ABSTRACT:
A power train for construction machinery, preferably a wheel loader, has an internal combustion engine (1) which, via a primary clutch (2), drives a hydrodynamic torque converter (3) the output of which drives a reduction gear (4). The prime mover (1) communicates with a power take off (6) and drives a consumer (7). The prime mover (1) and the hydrodynamic torque converter are designed so that at the stall point and when the consumer (7) is not activated, the prime mover is operated close to its maximum torque. If the consumer (7) is additionally activated, the primary clutch (2) is actuated in opening direction until a defined rotational speed of the prime mover is retained.
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Davis & Bujold P.L.L.C.
Wright Dirk
ZF Friedrichshafen AG
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