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Portable rapid and quiet drillA hand-held drilling device, and method for drilling using the device, has a housing, a transducer within the housing, with the transducer effectively operating at ultrasonic frequencies, a rotating motor component within the housing and rigid cutting end-effector rotationally connected to the rotating motor component and vibrationally connected to the transducer. The hand-held drilling device of the present invention operates at a noise level of from about 50 decibels or less.
Document ID
20110000776
Acquisition Source
Headquarters
Document Type
Other - Patent
Authors
Bar-Cohen, Yoseph
Badescu, Mireca
Bao, Xiaoqi
Chang, Zenshea
Sherrit, Stewart
Date Acquired
August 25, 2013
Publication Date
November 2, 2010
Subject Category
Mechanical Engineering
Report/Patent Number
Patent Number: US-Patent-7,824,247
Patent Application Number: US-Patent-Appl-SN-11/756,819
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
US-Patent-7,824,247
Patent Application
US-Patent-Appl-SN-11/756,819

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