ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,497,010, issued on Dec. 16, was assigned to MIRAEVC Co. LTD. (Jeollabuk-Do, South Korea).

"Automotive air pressure spring brake chamber having caging bolt assembly" was invented by Seunghoon Lee (Jeollabuk-do, South Korea), Soonsik Myung (Jeollabuk-do, South Korea) and Byungyong Kang (Jeollabuk-do, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An automotive air pressure spring brake chamber includes a head housing, a bottom housing, an adaptor housing between the head housing and the bottom housing, a piston between the head housing and the adaptor housing, a hollow actuator rod coupled to the piston, and a caging bolt assembly moving throu...