| 摘要 |
The variable V-belt drive for motor cars which up till this moment had the drawbacks that under many circumstances, especially when applying the brakes, the number of revolutions of the engine became uncomfortable high, resulting in an increased sound level, use of fuel, and transmission, has according to the invention then improved in the first place by that a switch responding to the number of revolutions influences the position of the movable disc of the primary pair of discs. |
