Tool holder

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9016988
APP PUB NO 20120207560A1
SERIAL NO

13503777

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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To provide a tool holder that is capable of exerting a vibration-minimizing effect in a reliable manner using a simple configuration and that is extremely useful for practical application. A tool holder comprising a vibration-minimizing part for minimizing vibration generated in a tool (1) when the tool (1) is used to perform machining, the vibration-minimizing part being provided, on a distal-end side, with tool-holding means for detachably securing the tool (1) and provided, on a proximal-end side, with a shank part (2) to be mounted on a spindle of a machine tool; wherein a plurality of reinforcing parts (4) extending in an axial direction of the tool holder (3) are provided to a peripheral section of the tool holder (3) in a radial direction; accommodating recesses (6) for accommodating a vibration-damping material (5) are provided between the reinforcing parts (4); the vibration-damping material (5) is accommodated in the accommodating recesses (6); and the vibration-damping material (5) and the reinforcing parts (4) form the vibration-minimizing part.

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Patent Owner(s)

Patent OwnerAddress
YUKIWA SEIKO KABUSHIKI KAISHANIIGATA COUNTY JAPAN

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Sakamaki, Akira Ojiya, JP 28 357
Sakamaki, Kazuo Ojiya, JP 39 437
Seki, Tomokazu Ojiya, JP 25 106
Takizawa, Koichi Ojiya, JP 18 604

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