| 摘要 |
<p>The control mechanism consists of two cams (50,51) on each side of the frame (1), each interacting with a follower roller (7,9) mounted on a double rocking lever which is pivoted about a fixed axle (10). The rocking lever is connected to each claw frame by long and short arms (14,15). The camshaft (4) has a second set of cams (60,61) on each side of the frame, offset at 180 degrees to the first set and interacting with a second set of follower rollers (11,13) mounted on a second rocking lever (12) placed side by side with the first and connected to each claw frame by additional long and short arms (15,16).</p> |
