A mixer drum drive device comprises an auxiliary fluid pressure pump provided independent of a fluid pressure pump and capable of supplying hydraulic fluid to a fluid pressure motor so as to rotate a mixer drum in a stirring manner, a plurality of electric motors for rotatably driving the auxiliary fluid pressure pump, and a controller for controlling the rotation of the mixer drum. When an engine stops during the stirring rotation of the mixer drum, the controller selectively actuates the plurality of electric motors in accordance with the load of the mixer drum and rotatably drives the auxiliary fluid pressure pump.
Mixer drum drive device
2016-05-12
Patent
Electronic Resource
English
IPC: | B60P Fahrzeuge zum Transport von Lasten oder zum Befördern, Tragen oder Aufnehmen besonderer Lasten oder Gegenstände , VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS / B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING , Mischen, z.B. Lösen, Emulgieren, Dispergieren / B28C Tonaufbereitung , PREPARING CLAY / F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL , Druckmittelbetriebene Systeme allgemein / F16H Getriebe , GEARING |
TRUCK MIXER AND DRUM EMERGENCY DRIVE TOOL OF TRUCK MIXER
European Patent Office | 2016
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