Kennametal Inc.

Santhosha Boregowda Borapura

Ruy Frota De Souza Filho

Josef Konrad Herud

Mahima R Kulkarni

A reducer sleeve includes a reducer sleeve body that has an axial forward end and an axial rearward end, as well as a flange at the axial forward end thereof. The flange contains a first nozzle. The reducer sleeve body contains a first trough extending from the axial rearward end to the axial forward end. The first trough is in communication with the first nozzle whereby coolant is able to enter the first trough and flow along the first trough and into the first nozzle wherein the coolant is ejected by the first nozzle.

Reducer sleeve with thru coolant flow and a cutting assembly using such reducer sleeve

A hydraulic expansion chuck for receiving a tool includes a chuck body, an expansion bushing which is received in the chuck body and defines a chuck opening, a pressure chamber which is interposed between the expansion bushing and the chuck body, and a reduction sleeve. The reduction sleeve is received in the chuck opening of the expansion bushing and defines a tool holder receptacle for receiving the tool to be chucked. The reduction sleeve includes a connector element configured to releasably attach the reduction sleeve to the chuck body. The reduction sleeve also may include an adjustment element configured to adjust the axial position of the tool in the tool holder receptacle.

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Maddur, India

Santhosha Boregowda Borapura