发明名称 File sheets removal device - for files fitted with flexible tubes made from spring wire, has U=shaped handle with two legs
摘要 <p>The device is for the removal of sheets having two circular holes from a file fitted with two flexible tubes wound from spiral spring wire. The device includes a 'U' shaped handle the cross section of which connects two legs to each other. In the free end area the greatest cross section measurement of the device is smaller than the dia. of the holes on the sheet edge. An overlap pin is fitted at the free end of the legs with each of the cross section measurement being smaller than the bore of the flexible small tubes. The legs of the device are of varying length, with the whole body made in one part and from the same material.</p>
申请公布号 DE3006607(A1) 申请公布日期 1981.08.27
申请号 DE19803006607 申请日期 1980.02.22
申请人 RAISCH,ARTHUR 发明人 RAISCH,ARTHUR
分类号 B42F13/42;(IPC1-7):42F13/42 主分类号 B42F13/42
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