| 摘要 |
366,775. Moving-map indicators for vehicles. SAN GIORGIO, F. DI, 31, Via Due Macelli, Rome. March 19, 1931, No. 8394. [Class 118 (i).] An itinerary strip is unrolled from a roller 2 by a roller 11 driven at an adjustable speed by the movement of the vehicle which drives a rubber-rimmed disc 4 engaging a double cone pulley 10 on the roller 11. The portion 10a of the pulley is shiftable on the spindle by a screw 18. The spindle carrying the disc 4 may be swung away from the pulley by a pivoted arm 21.
|
