Planetary automatic transmission
An automatic transmission, planetary technology, applied in the direction of vehicle gearboxes, transmission components, transmission devices, etc., can solve the problems of difficult assembly and processing, and achieve the effect of stable control
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[0023] Such as figure 1 The illustrated embodiment of a planetary automatic transmission includes an input end 10, a torque converter 20, a hydraulic speed reducer 30, a first planetary row 40, a second planetary row 50, a third planetary row 60, a Four planetary row 70, first clutch 81, first brake 82, second clutch 83, second brake 84, third brake 85, fourth brake 86, output end 90; wherein, torque converter 20 includes a torque converter pump Wheel 21, torque converter turbine 22, lock-up clutch 23, hydraulic speed reducer 30 includes hydraulic speed reducer rotor 31, hydraulic tachometer stator 32, first planetary row 40 includes first sun gear 41, first planetary gear 42 , the first ring gear 43, the first planet carrier 44, the second planetary row 50 includes the second sun gear 51, the second planetary gear 52, the second ring gear 53, the second planetary carrier 54, the third planetary row 60 includes the second Three sun gears 61, third planetary gears 62, third ri...
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