| 摘要 |
<p>1. A gear unit with a housing which comprises a housing case (1) with an assembly opening and a housing cover (2) closing the latter, with a transmission shaft (10) carrying a gearwheel (11), with a bearing (9) for the transmission shaft arranged on the gear unit housing between the gearwheel (11) and the housing cover (2), with a "cover" shaft (23) centered in relation to a bore (22) of the housing cover (2) and projecting through this bore (22) into the gear unit housing, which "cover" shaft carries a pinion (25) cooperating with the first gearwheel (11), and with locating means for ensuring accurate spacing between the "cover" shaft (23) and the transmission shaft (4), characterised in that the locating means are formed by surfaces of rotation (20, 21) concentric with the bearing (9).</p> |
