Commutator device for miniature motors

Details Commutator device for miniature motors Commutator device for miniature motors

1983-12-29

1985-06-04

Skudy, R.

Electrical generator or motor structure

Dynamoelectric

Rotary

310 42, 29597, 29863, H02K 1304

Patent

active

045217106

ABSTRACT:
A commutator device for miniature motors comprising commutator segments, each segment having an arc-shaped commutator part and a terminal part standing upright from the commutator part; the commutator part being mounted on an insulating cylinder and the terminal part being bent to hold a lead wire connected to an armature winding wherein the terminal part of the commutator segment has a neck portion at which the transverse crosssectional area of the terminal part is made smaller than the transverse crossectional area of other portions therof, and an arrangement for easily bonding the lead wire to the neck portion is provided so that the lead wire is held in position by bending the terminal part at the neck portion thereof, and welded to the terminal part with resistance welding.

REFERENCES:
patent: Re27893 (1974-01-01), Miller
patent: 3061747 (1962-10-01), Hohler
patent: 3781981 (1974-01-01), Miura
patent: 3914632 (1975-10-01), Nylen
patent: 4326140 (1982-04-01), Rohloff
patent: 4342933 (1982-08-01), Gerlach

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