Electric heating – Metal heating – By arc
Patent
1976-07-07
1978-07-11
Truhe, J. V.
Electric heating
Metal heating
By arc
219137R, 335302, 29607, 29DIG24, B23K 1500
Patent
active
041003926
ABSTRACT:
A pole piece is secured to a magnet by means of a connecting element running perpendicular to the common plane of the confronting surfaces of the magnet and the pole piece. The connecting element is welded to the pole piece and/or the magnet by electron bombardment or by means of a laser so as to cause minimum disturbance to the structure of the magnetic materials.
REFERENCES:
patent: 2392592 (1946-01-01), Iseki
patent: 2714829 (1955-08-01), Clark
patent: 2719267 (1955-09-01), Kunz et al.
patent: 3059156 (1962-10-01), Moriya
patent: 3186052 (1965-06-01), Bobrow
patent: 3407371 (1968-10-01), Gosma
patent: 3513912 (1970-05-01), Boop
patent: 3949186 (1976-04-01), Nakayama et al.
Dron Sylvain Maurice
Evrard Gerard Maurice Gaspard
Paschall Mark
Societe Nationale d'Etude et de Construction de Moteurs d'Aviati
Truhe J. V.
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