ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,473,981, issued on Nov. 18, was assigned to THERMO FINNIGAN LLC (San Jose, Calif.).
"Pendulum valve" was invented by Nicholas A Pedrazas (Austin, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A valve can include a housing, a gate, and a traveler. The housing can include an opening such that material can flow through the opening from the first side to the second side. The gate can be moveable relative to the housing in a first direction between a first gate position and a second gate position. The gate can be moveable relative to the housing in a second direction between the second gate position and a third gate position. The gate can allow materi...