HYDRAULIC ROTARY APPARATUS
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United States of America Patent
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Issued Date -
Dec 31, 2015
app pub date -
Apr 30, 2014
filing date -
May 7, 2013
priority date (Note) -
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Abstract
A gap between an outer peripheral surface of a cylinder block and an inner periphery surface of a housing serves to reduce an agitation resistance of an operating oil with a simple arrangement. So this reduces an agitation loss and improves or increases a conversion efficiency between a hydraulic energy and a rotational energy.
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