| 摘要 |
<p>1. A tachometer drive system comprising a gear takeoff consisting of a worm (11) driving a pinion (12) carried by a shaft (13), characterized in that the pinion (12) is sealinghly mounted directly in a casing (14), which shaft (13) fits into the said pinion (12) which is installed in the casing beforehand, the said pinion (12) being fixed to the saft in rotation by splines (15 and 16) and held in the longitudinal direction of the shaft (13) by a clip system.</p> |
