ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,491, issued on April 14, was assigned to HAMILTON SUNDSTRAND Corp. (Charlotte, N.C.).
"Push button motion indicator mechanism" was invented by Rajeev Tholammakkal John (Bangalore, India) and Sreejith Purushothaman (Alappuzha, India).
According to the abstract* released by the U.S. Patent & Trademark Office: "A motion indicator includes a housing and a plunger extending from a first housing end of the housing and axially movable relative to the housing. The plunger is biased into an axially extended position via a plunger biasing element, and is configured to detect motion of a component adjacent to a plunger tip. A push button is located at a second housing end of the housing an...