QUICK-CHANGEABLE PATTERN EQUIPMENT Russian patent published in 1994 - IPC

Abstract RU 2024342 C1

FIELD: casting. SUBSTANCE: unit for fixing includes movable wedge, screw for movement provided with ring projection on its surface, stop screw positioned perpendicularly and provided with a stop at its end which is received in a groove of the movement screw, and wedge-shaped hollow for entering of a movable wedge provided in a frame. Working plane of the hollow is inclined by no more than 45 deg and no less than friction angle. The ring groove of the movement screw has a wedge-shaped undercutting. The stop of the stop screw is provided with a collar which enters the undercutting. EFFECT: improved design. 3 cl, 5 dwg

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RU 2 024 342 C1

Authors

Ljulev V.A.

Dates

1994-12-15Published

1990-12-21Filed