Merritt Burt
The safety pinion was one of the most pivotal inventions to impact the America watch industry. The ability to protect the delicate watch parts from being damaged when a mainspring.
Around 1869, the National Watch Company (Elgin) faced the reality that the safety pinion used in its watch movements was inherently flawed. As a result, the company was forced to.
Merritt Burt's Patent Safety Pinion (Center Wheel and Pinion from National Watch Company Movement) On September 13, 1864, Merritt Burt was granted the first patent for a safety pinion design.