| 摘要 |
A baler for agricultural products has a chassis, a pickup, a transporting passage, a pressing chamber, a binding device, a discharging device, a working element performing working operations in the baler, a main drive shaft connected with the working element for driving the working means, at least one planetary summing transmission connected with an operative for driving the main drive shaft, a first drive unit including a cardan shaft and transmitting rotation with a first rotary speed to the planetary summing transmission, and a second drive unit transmitting a rotation to the planetary summing transmission with a second regulatable rotary speed, so that the planetary summing transmission summarizes the rotary speeds of the first and second drive units and produces a rotation with an output speed for driving the main drive shaft.
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