Chisel
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United States of America Patent
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Dec 29, 2015
Grant Date -
Aug 15, 2013
app pub date -
Feb 15, 2013
filing date -
Feb 15, 2012
priority date (Note) -
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Abstract
A chisel according to the present technology has a reduced tendency to jam in a substrate. The chisel is on an axis in the striking direction with successively a striking surface, a shank, a spreading element and a tip. The spreading element has multiple ribs around the axis extending along the axis 2. The ribs each have a wave shape formed through a tangential deflection with respect to the axis.
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