ALEXANDRIA, Va., April 9 -- United States Patent no. 12,269,690, issued on April 8, was assigned to DENGENSHA TOA Co. LTD. (Kanagawa, Japan).
"Bolt escapement device" was invented by Yoshihiro Arai (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A bolt escapement device includes holding rails, a blade disposed downstream of the holding rails, and a chute disposed downstream of the blade. The blade includes: a blade body configured to reciprocate in a direction intersecting the holding rails to pass through a first position and a second position; a bolt passageway extending in the blade body in a direction acute to a moving direction of the blade body; and a closure portion provided on a side ...