Speed reducer

Machine element or mechanism – Rotary member or shaft indexing – e.g. – tool or work turret – Preselected indexed position

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Details

74606R, 74421R, 74421A, F16H 128, F16H 5702, F16H 112

Patent

active

048257273

ABSTRACT:
A speed reducer in which a shaft for supporting a plurality of pinion gears is provided on the closed end of a cylindrical gear mounting plate having one end closed, a reduction gear in meshing engagement with the pinion gear is contained in the cylindrical gear mounting plate, a single stage speed reducing unit is constituted by the gear mounting plate, the pinion gear and the reduction gear, and the gear mounting plates of the respective stages are closely joined together, and the cylindrical inner peripheral surface of the gear mounting plate is formed with ribs for intercepting sounds produced by the meshing engagement between the gears.

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