System and method for easy removal of hydraulic hammer bushing
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United States of America Patent
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Aug 11, 2015
Grant Date -
Apr 4, 2013
app pub date -
Sep 29, 2011
filing date -
Sep 29, 2011
priority date (Note) -
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Abstract
A hydraulic hammer having a front head and a lower bushing is disclosed. Also disclosed is a system and method for easily removing the lower bushing from the front head. The front head of the hydraulic hammer may define a bore therein and an inner surface of the bore may have a first taper. The lower bushing of the hydraulic hammer may be capable of being positioned within the bore of the front head and an outer surface of the lower bushing may have a second taper, with the first taper substantially following the second taper.
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