Three piece coupling arrangement for a turret indexing mechanism for a machine tool assembly and an air bearing assembly for the same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6640404
SERIAL NO

09939795

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Abstract

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The present invention is directed to an indexing tool turret assembly and method for operating the same. The indexing tool turret assembly includes a tool turret assembly rotatably supported on the machine tool, an indexing assembly for selectively rotating the tool turret assembly to a desired location. The indexing assembly includes a locking assembly to prevent rotation of the tool turret assembly during operation of either a stationary tool assembly or live tool assembly located on the tool turret assembly. A cushioning bearing assembly is provided for selectively separating the tool turret assembly from the locking mechanism during an indexing operation. The cushioning bearing assembly provides a slight lift to separate the tool turret assembly from the locking mechanism to reduce friction and other potential damages forces between these components.

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Patent Owner(s)

Patent OwnerAddress
HARDINGE INC1 HARDINGE DRIVE ELMIRA NY 14902

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Comstock, Gary L Gillett, PA 6 68
Sheehan, Brian C Elmira, NY 2 17
Sheehan, Terrence Elmira, NY 6 49

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