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(11) | EP 2 821 670 A8 |
(12) | CORRECTED EUROPEAN PATENT APPLICATION |
published in accordance with Art. 153(4) EPC |
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(54) | SUSPENSION GEAR DECELERATOR |
(57) The present invention provides a Suspended Wheel Reducer and a suspended wheel crossing-zero
multilevel transmission, both of which comprise a front planetary gear train, a rear
planetary gear train and a suspended wheel. With different design for the dimension
of the gear wheels contained in the front planetary gear train, the rear planetary
gear train and the suspended wheel, it's possible to achieve optional different reduction
ratios. The Suspended Wheel Reducer and the suspended wheel crossing-zero multilevel
transmission have simple configuration, higher reliability, thus overcoming the drawback
in prior art, in which a transmission mechanism for multilevel gear shift mechanism
is required to achieve greater reduction ratio, reducing its overall dimensions and
cost.
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