| 摘要 |
<p>A protection apparatus (1) for free-shaft working on a router, comprising: - a support structure (2), movably fixable on a work plane (3) of the router and equipped with a chamber in which a shaft (5) is housed, which shaft (5) projects from the plane (3) of the router and bears one or more groups of rotating tools; - a retaining organ (9), supported by said support structure (2), inferiorly equipped with a plurality of single retaining elements (11) which are mobile and independent among themselves, said retaining organ (9) permitting of maintaining a workpiece (26) constantly in a desired work position with respect to said groups of rotating tools; - raising and lowering means (16) of said retaining organ (9) with respect to the plane (3) of the router; - activating means of said raising and lowering means (16); - a transparent protection wall (23) solid to said retaining organ (9) partially closing said chamber of said support structure (2). <IMAGE></p> |
