FIELD: mining industry. SUBSTANCE: drive unit has main drive and auxiliary drive and device to control drive electric motors and safety friction clutches. In case of heavy starting and heavy running, control sensor device detects maladjustment of limited speed of drive electric motors which can be pre-selected according to control program, and regulation of drive is carried out simultaneously and successively at slow speed. Moreover, in process of starting, drive force of safety friction clutches can be adjusted. EFFECT: enlarged operating capabilities. 7 cl, 5 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| CABLE HAULAGE MACHINE | 1988 |
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| COUPLING SLEEVE OF MOTOR-DRIVEN CHAIN SAW | 0 |
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| VEHICLE DRIVE | 1991 |
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RU2080266C1 |
| 0 |
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SU483825A3 |
