Drive wheel equipped with power spring

Details Drive wheel equipped with power spring Drive wheel equipped with power spring

A - Human Necessities

63

H

185/13, 46/79

A63H 29/04 (2006.01) A63H 31/08 (2006.01)

Patent

CA 1247535

ABSTRACT OF THE DISCLOSURE A drive wheel has a power spring within a drum housing formed on one side of the casing. The drive wheel includes a sun gear and a fixed pinion rotatably mounted about a shaft of the sun gear, the power spring being coupled between the sun gear and the fixed position of the drum housing. The fixed gear is fixedly connected to the vehicle body and the sun gear is rotatably mounted centrally of the casing. Spring winding and release gear trains are mounted in cooperative association with the sun gear and fixed pinion and provided with respective shift gears movable generally in the radial direction or perpendicular direction to the rotation of the shaft. An idle gear always meshing with the shift gear of the spring winding gear train is provided. -13-

492602

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