Cutting apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11518057
SERIAL NO

17330705

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A cutting apparatus includes a chuck table for holding a workpiece thereon, and a cutting unit for cutting the workpiece held on the chuck table. The cutting unit includes a spindle, a mount base fixed to a distal end of the spindle and having an annular coupling face extending around an axis of the spindle and external threads on a distal end portion of the mount base, a ring-shaped ring mount coupled to the coupling face of the mount base and having an annular support surface supporting a surface of an annular base of a hub blade, a coupling mechanism coupling the ring mount to the coupling face of the mount base, and a nut threaded over the external threads of the mount base.

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Patent Owner(s)

Patent OwnerAddress
DISCO CORPORATIONTOKYO 143-8580

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fujita, Tomoya Tokyo, JP 31 120
Kitazumi, Yuichi Tokyo, JP 3 0
Nomura, Hiroshi Tokyo, JP 449 6816

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