| 摘要 |
An apparatus for testing components to be inserted in a video cassette recorder or digital video cassette recorder includes a base provided with a pair of guide rails, a stationary plate, a first and a pair of second driven plates moving along the guide rails, and a capstan motor holder on which a capstan shaft and a hinge pin are mounted. The pinch roller lever assembly is provided with a pivot arm pivotably mounted to the hinge pin, a pinch roller rotatably mounted on the pivot arm, a lever and a coil spring, wherein one end of the lever is rotatably fixed near the pinch roller on the pivot arm and the other end is provided with a protrusion and a substantial ellipse-shaped ring, both ends of the coil spring are secured to the protrusion of the lever and the boss of the second driven plate, respectively.
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