Securing apparatus for tools

Details Securing apparatus for tools Securing apparatus for tools

1989-10-27

1992-11-17

Kisliuk, Bruce M.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

51170PT, 51170T, B24B 4104

Patent

active

051632500

ABSTRACT:
A securing apparatus for a tool, especially a grinding wheel, including a rotatably driven spindle and a hydraulically expandable securing member, which is provided for securing the tool on the spindle and is provided with at least one hydraulic medium chamber. The securing member is a securing sleeve that is provided on the spindle, with the at least one hydraulic medium chamber communicating with a first bore that extends through the spindle and is provided for supplying the hydraulic medium. The spindle is provided with a tightening screw that can selectively close off the first bore and can be backed off into a pressure relief position. At least one axial securing element is disposed on the securing apparatus in such a way as to be axially displaceable and is adapted to be positively connected with the tool in the axial direction.

REFERENCES:
patent: 519892 (1894-05-01), Newton
patent: 2616230 (1952-11-01), Hough
patent: 3130978 (1964-04-01), Van Roojen
patent: 4677792 (1987-07-01), Speidel

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