US Patent 11879447 Composite structures for reciprocating gas compressor systems
Patent 11879447 was granted and assigned to Waukesha Bearings Corporation on January, 2024 by the United States Patent and Trademark Office.
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US Patent 11879447 Composite structures for reciprocating gas compressor systems
Article
Patent abstract
A packing case assembly includes a packing cup configured to be disposed along a piston rod of a reciprocating gas compressor system; and a packing ring set disposed in the packing cup, the packing ring set including multiple rings. The packing ring set is configured to be disposed circumferentially around a portion of the length of the piston rod. A backup packing ring of the packing ring set includes a first region including a polymer, and a second region including a metal.
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Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
David Donald Johnson, III0
Jie Zhou0
Date of Patent
January 23, 2024
0Patent Application Number
174472380
Date Filed
September 9, 2021
0Patent Citations
Patent Primary Examiner
CPC Code
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