Torque transmitting device

Details Torque transmitting device Torque transmitting device

1993-03-30

1994-09-13

Bishop, Steven C.

Cutting by use of rotating axially moving tool

Tool or tool with support

Including detailed shank

279 193, B23B 5100, B23B 3102

Patent

active

053463404

ABSTRACT:
A device provided on machine tools for transmitting torque onto tools, comprising at least two diametrically opposite rotary driving grooves openly issuing at the end of the tool shank and rotary drivers engaging in these and at least one locking member being disposed in the tool seat to be radially movable for engagement in a locking groove in the tool shank closed at both ends in the axial direction, wherein the rotary drivers comprise a cross section tapered in the direction of the rotary axis to have a stepped shape and, respectively, at least two rotary driving surfaces mutually offset to have a stepped shape for reducing susceptibility to wear. A tool for insertion in such a device.

REFERENCES:
patent: 5174698 (1992-12-01), Obermeier

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