Patent ID: 7302987
Filing Date: 2007-12-04
Classification: B23Q,F16P,Y10T

Abstract:
1. A protective cover for the work area of a machine tool, the cover comprising: a plurality of frame segments mutually disposed so as to be limitedly shiftable within each other, each frame segment having a rear segment; a sealing strip on at least one edge of each said frame segment; connecting elements formed as slidable lattice grates, each having two crossed arms, said lattice grates connecting said frame segments, said slidable lattice grates having respective link pin assemblies, each comprising a link pin, said link pins being fixed to said rear segment of respective ones of said frame segments; said slidable lattice grates being detachably attached to said frame segments; said link pin in each said link pin assembly being respectively surrounded by a flange sleeve on which said two crossed arms of the respective slidable lattice grates are supported in bearings; and each said respective flange sleeve is detachably connected to said respective link pin; wherein at least some of said link pins are spring biased and axially shiftable within their said flange sleeves.