ALEXANDRIA, Va., June 17 -- United States Patent no. 12,313,052, issued on May 27, was assigned to Dover Pumps & Process Solutions Segment Inc. (Downers Grove, Ill.).
"Expansion chamber for progressive sealing system" was invented by Jason Craig Martin (Louisville, Ky.) and Rahul Yadav (Jaipur, India).
According to the abstract* released by the U.S. Patent & Trademark Office: "A progressive sealing system for a reciprocating machine includes a pressure breaker having a first seal, and one or more additional seals between the pressure breaker and an end plate. One or more seal housings hold the seals between the first seal and the end plate. The end plate couples the progressive sealing system to a housing of a cylinder of the reciprocatin...