BORING CHUCK Russian patent published in 1998 - IPC

Abstract RU 2103115 C1

FIELD: metal working, in particular, cutting tool holders. SUBSTANCE: boring chuck has body with shank and guides, cutter holder, cutter holder moving mechanism with microscopic screw. Adapter positioned between chuck body and cutter holder has guides and adapter moving mechanism with screw for preliminary adjustment of cutter in accordance with working sizes. Adapter is mounted in body guides and cutter holder is positioned in adapter guides. Guides of chuck body, adapter and cutter holder are of dovetail type. Such construction allows cutter to be withdrawn for greater distance relative to chuck body to increase the range of working sizes without readjustment. EFFECT: increased efficiency, wider versatility and convenient operation of boring chuck. 2 cl, 5 dwg

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RU 2 103 115 C1

Authors

Nikolaev S.V.

Dem'Janov L.M.

Kolka I.A.

Dates

1998-01-27Published

1996-06-06Filed