PLANET GEAR BOX Russian patent published in 1997 - IPC

FIELD: transport mechanical engineering. SUBSTANCE: planet gear box has housing, input and output shafts, five planet rows, five controllable brakes and two clutches. The carriers of the first two rows are interconnected. The input shaft is connected with the solar gear of the second rod and, through one of the clutches, with the epicycle of the first row which is connected with one of the brakes. The solar gear of the third row is connected with the solar gear of the fourth row and with the fifth brake. The carrier of the third row is connected with the epicycles of the fourth and fifth rows as well as with four brake. The carrier of the fourth row os connected with the solar gear of the first row. The carrier of the fifth row is connected with the third brake. The output shaft is connected with the epicycles of the second and third rows, with solar gear of the fifth row as well as with solar gear of the first row through the second clutch. EFFECT: expanded functional capabilities. 1 dwg, 2 tbl