| 摘要 |
<p>The working table is designed for optional attachment of a circular saw on top of the table or under the table. The changeover mechanism is simple and convenient to handle. The table has a slot for saw blade and a spring loaded arm for the circular saw unit. The table has a spring loaded shaft (8) whose rotation is limited by stops (12, 13). This shaft carries detachable support arm (14) for holding saw unit above the table. This support arm can be rotated and connected to another shaft (24) on the table. The support arm is connected to second shaft for moving saw unit under the table. The support arm or second shaft are clamped when saw projected by required amount through table slot.</p> |
