Pneumatic needling device
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United States of America Patent
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Nov 20, 2018
Grant Date -
Apr 21, 2016
app pub date -
Apr 5, 2014
filing date -
Apr 30, 2013
priority date (Note) -
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Abstract
The invention relates to a pneumatic needling device for the local surface treatment, more particularly fastening, of components, comprising a first and a second needle (2) that can move in a needle direction; a first and a second piston chamber (3) for applying pneumatic pressure to the first and second needles in the needle direction; a pressure supply (1) that can be connected to and disconnected from the piston chambers, more particularly as a result of a movement of the needles in the needling device; a pressure recording means (5) for measuring pressure fluctuations in the piston chambers; and a control means (6) designed to carry out a reaction on the basis of the measured pressure fluctuations.
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