Automotive rim roll forming drive system

Details Automotive rim roll forming drive system Automotive rim roll forming drive system

1981-09-11

1982-11-02

Weldon, Ulysses

Electricity: motive power systems

Plural, diverse or diversely controlled electric motors

Motors electrically connected in cascade or tandem

318 98, 318112, B21B 3700

Patent

active

043575617

ABSTRACT:
An electric drive system for automotive wheel rim forming equipment having inner and outer forming rolls mounted on driven spindles. The drive system includes separate drives for each forming roll and a control system for maintaining a predetermined speed ratio between the forming rolls in the absence of a working load thereon. The control system further maintains a predetermined torque ratio between the outputs of the drives for the forming rolls during the forming of a wheel rim by the forming rolls.

REFERENCES:
patent: 3353384 (1967-11-01), Perkain et al.
patent: 3906764 (1975-09-01), Mueller
patent: 4145901 (1979-03-01), Imai et al.

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