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US 4,359,761 AGranted
Electric motor with multiple shafts
AssigneePapst-Motoren GmbH & Co. KG
InventorGeorg Papst
Life of this patent
Estimating the term…
Abstract
An electric motor is provided with a stator and at least two armatures. In order to obtain a well adjustable and mechanically stable drive module, the stator is designed as the base plate of a multiple-shaft driving means.
Claims14
A multiple shaft driving apparatus comprising a single base plate formed with a plurality of recesses opening into a major surface of the plate;
- said plate being of a magnetic material;
- a plurality of electric motors having the shafts of their armatures arranged for rotation in respective recesses;
- and the stators of said motors being formed by the walls of said recesses and being magnetically interconnected by said plate.
The apparatus as defined in claim 30 wherein said one-piece metal is a sintered metal material.
Dependencies are inferred from the claim text.