Electricity: magnetically operated switches – magnets – and electr – Magnets and electromagnets – With magneto-mechanical motive device
Patent
1982-09-27
1985-08-20
Duggan, Donovan F.
Electricity: magnetically operated switches, magnets, and electr
Magnets and electromagnets
With magneto-mechanical motive device
310 36, H01F 708
Patent
active
045367310
ABSTRACT:
An electric control motor and a method of making the same are proposed for the driving of a control element. The electric control motor comprises a housing made from a ferromagnetic material, a housing enclosure and a cap, a shaft rotatably disposed therein on which an armature is disposed for association with arcuate poles provided in the housing. An electromagnetic coil comprising coil portions is mounted axially with respect to the armature in coil retainers encapsulating the armature and shaft as a unit for ease of assembly in the housing.
REFERENCES:
patent: 1764658 (1930-06-01), Stoecklin
patent: 2767357 (1956-10-01), Naybor
patent: 3229171 (1966-01-01), Daugherty
patent: 4345228 (1982-08-01), Idogaki et al.
Grimm Gerold
Kemmner Ulrich
Kubach Hans
Duggan Donovan F.
Greigg Edwin E.
Robert & Bosch GmbH
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