ALEXANDRIA, Va., June 12 -- United States Patent no. 12,295,444, issued on May 13, was assigned to Honeywell Safety Products USA Inc. (Charlotte, N.C.).
"Ratchet mechanism for head protection device" was invented by Durgam Gangadhar (Charlotte, N.C.), Bharat Bhushan Arora (Charlotte, N.C.) and Swapnil Gopal Patil (Charlotte, N.C.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A ratchet mechanism for a hard hat and method of assembling the same are provided. The ratchet mechanism includes a knob with knob protrusions. The ratchet mechanism also includes a ratchet gear. The ratchet gear includes teeth engagement mechanisms. Each teeth engagement mechanism includes a hooking mechanism and a tooth protrusion. Ea...