| 摘要 |
A quick release single arm clamp used temporarily on a miter box to securely clamp a workpiece against the inner side where the invention is placed on one edge of a side of the miter box to securely clamp a workpiece against the inner side where the invention is placed on one edge of a side of the miter box by means of a bracket with an axle fitted with a knob to be either pushed in or pulled out at one end with the other end adapted to fit the cavity of the miter box with a space bar at its end longer than it is wide which when the axle is pushed in holds the workpiece in tension by a spring and lever combination through which the axle is threaded which tension can be released by a lever releasing the tension.
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