Ceramic core commutator for a rotary electric machine

Details Ceramic core commutator for a rotary electric machine Ceramic core commutator for a rotary electric machine

1988-05-04

1989-07-04

Salce, Patrick R.

Electrical generator or motor structure

Dynamoelectric

Rotary

29597, 228122, 228238, 310 42, H02K 106, H01R 4308, B23K 3106

Patent

active

048453951

ABSTRACT:
A commutator for a rotary electric machine, and a method of manufacturing said commutator.
The commutator comprises a ceramic support and metal segments, the support constituted by a plurality of parts (1, 2) which are mutually separated by respective axial gaps (8) and bonded to the ceramic by a copper oxide eutectic surface.
The invention is applicable to electric machines including commutators.

REFERENCES:
patent: 3766634 (1973-10-01), Babcock et al.
patent: 3777367 (1973-12-01), Kalagidis
patent: 3781981 (1974-01-01), Miura et al.
patent: 4500383 (1985-02-01), Kashiwagi et al.
patent: 4505418 (1985-03-01), Neidig et al.
patent: 4603474 (1986-08-01), Gobrecht et al.
patent: 4746054 (1988-05-01), Moats et al.

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