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US Patent 11176660 Sorting pistons with flaws

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Patent
Patent

Patent attributes

Patent Applicant
Caterpillar Inc.
Caterpillar Inc.
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
11176660
Patent Inventor Names
William Ryan McDermith0
Jason Robert Mrkonich0
Kegan Luick0
Kevin P. Reardon0
Allison Karen White0
Date of Patent
November 16, 2021
Patent Application Number
16522460
Date Filed
July 25, 2019
Patent Primary Examiner
‌
Michael J Vanchy, Jr.
Patent abstract

A method and system for sorting pistons with flaws is disclosed. In an embodiment, a piston with flaws is three dimensionally scanned and compared to a reference image to detect the location and geometry of the flaws. The location and geometry of the flaws are recorded and used to generate a surface condition score. The pistons are sorted based on the surface condition score being higher or lower than a set threshold value.

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