ADAPTIVE VIBRATION AMPLITUDE FOR IMPACT GRINDING OF CERAMIC MATRIX COMPOSITE COMPONENTS

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United States of America Patent

APP PUB NO 20240165764A1
SERIAL NO

17993342

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method of machining ceramic matrix composite components includes providing an ultrasonic vibration tool having a tool tip, and exciting the tool by providing a control current, such that the tool tip is repeatedly vibrated towards and away from a ceramic matrix composite workpiece. A slurry feed is supplied including abrasive particles to a surface to be machined by the tool tip. A vibration amplitude of the tool tip is controlled by sensing load on the tool and communicating with a computing device. The computing device controls the vibration amplitude of the tool tip. The computing device is provided with at least one memory programmed with historic data, and is operable to modify the vibration amplitude signal being sent to the tool, and comparing resulting load levels due to the change in vibration amplitude signals, and storing the change in vibration amplitude signals at the memory.

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Patent Owner(s)

Patent OwnerAddress
RTX CORPORATION10 FARM SPRINGS ROAD FARMINGTON CT 06032

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Barron, Alan C Jupiter, US 32 65
Callaway, Evan B Santa Barbara, US 10 1
Fernandez, Robin H East Haddam, US 24 42
Gao, Cheng South Glastonbury, US 32 56
Kuczek, Andrzej E Bristol, US 30 108
Riehl, John D Hebron, US 50 76
Shaw, John Henry West Hartford, US 1 0
Wang, Zhigang South Windsor, US 301 5223

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