| 摘要 |
<p>Driving apparatus for switching, comprises coaxial driving shaft tubes (5, 6), operating discs (1, 3, 4) and locking sections of a unit (18) with two sets of rods. The operating discs and locks are parallel and comprise different notches (11) engaging in circular grooves (12). The grooves are disposed opposite a part of a fixed notched disc to guide the locks. The central axis (7) is joined to the disc (4) and the rod (10). Each assembly of disc, tube and rod, drives a section of the switch. The drive support disc (2) is integral with the face of the unit.</p> |
