Apparatus and method for forming lubricant recess having minute configuration in curved inner surface
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United States of America Patent
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Dec 26, 2017
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app pub date -
Feb 20, 2014
filing date -
Jul 17, 2012
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Abstract
Disclosed is an apparatus and method for forming lubricant recesses having minute configurations by applying a photolithograph method in a curved inner surface, such as a cylinder bore surface of a cylinder block, the inside of a cylinder liner, the inside of a compressor cylinder, a big end of a connecting rod, a big end bearing, a shaft insertion hole of a rocker arm, or the like in an internal combustion engine.
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