Electric motor with frictional planetary speed reducer

Electrical generator or motor structure – Dynamoelectric – Rotary

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Details

310261, 475149, 475183, H02K 5167, F16H 1306

Patent

active

049183443

ABSTRACT:
An electric motor having a frictional planetary speed reducer comprises a hollow cylindrical rotor disposed inside a stator. The speed reducer is at least partly accommodated in the rotor.

REFERENCES:
patent: 2450290 (1948-09-01), Maxwell
patent: 3008061 (1961-11-01), Mims et al.
patent: 3477315 (1969-11-01), Macks
patent: 4060010 (1977-11-01), Heden
patent: 4846008 (1989-07-01), Kraus
patent: 4852417 (1989-08-01), Tanaka

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