DEVICE FOR ELECTRIC HARDENING OF WORKPIECE SURFACES Russian patent published in 1994 - IPC

Abstract RU 2025506 C1

FIELD: hardening. SUBSTANCE: device has three contact rollers, roller pressure mechanism, holder and power source. Rollers are installed in holder on one axle and are equally spaced. Each contact roller is connected with separate phase of three-phase power source. EFFECT: enhanced quality of surface hardening. 1 dwg

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RU 2 025 506 C1

Authors

Nosov E.E.

Jurish V.G.

Dates

1994-12-30—Published

1992-07-29—Filed