Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Michael List
Date of Patent
September 19, 2023
Patent Application Number
16936560
Date Filed
July 23, 2020
Patent Citations
Patent Primary Examiner
Patent abstract
A hatch cover assembly for a rail car includes a gasket including a sealing wedge extending downwardly from a lower surface of the gasket. The sealing wedge is configured to sealingly engage a lip of a hatch ring. The hatch cover further includes a gasket retainer having one or more channels. The gasket further includes one or more upwardly-extending annular ribs retained within the one or more channels of the gasket retainer.
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