HAND TOOL FOR PROCESSING GOODS
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United States of America Patent
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Issued Date -
Aug 25, 2016
app pub date -
Sep 12, 2014
filing date -
Sep 27, 2013
priority date (Note) -
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Abstract
The hand tool includes a tool part that is held in a hollow cylindrical housing body of a housing part and that includes an ultrasonic transducer with at least one piezo element, which serves for delivering ultrasonic energy to a blade that is connected to the tool part. According to the invention a plurality of piezo elements are provided, which are separated from one another by contact elements and which include each a transfer opening, which is traversed by a transducer rod that is connected, directly or indirectly, to a coupling rod that is connected in one piece to the blade and that a pressing element is provided that is connected to the transducer rod and that presses the piezo elements against a locating surface of an element which is connected, directly or indirectly, to the coupling rod and which mechanically couples the piezo elements with the coupling rod.
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