| 摘要 |
A rotary chain tensioner (10) includes a base frame (14); a wheel (16) rotatingly connected to the base frame at a wheel axis (44) and able to receive a chain (12); a pivoting arm (18) with a first arm end (20) pivotally connected to the base frame at an arm pivot axis (46); a hook (24) rotatably mounted to a second arm end (22) of the pivoting arm for securing to the chain; a first cylinder (26) with a first end (28) pivotally mounted to the base frame and a second end (30) pivotally mounted to the pivoting arm for moving the pivoting arm; and a chain stopper (38). The wheel axis is offset from the arm pivot axis. |
