B21L99/00

LASER-MARKED CHAIN
20180281050 · 2018-10-04 ·

A method for forming a laser-marked chain assembly. The method includes: coupling a plurality of chain links to one another for form a length of chain having a first and a second end; marking an outer plate of at least one of the plurality of chain links with a laser; and coupling the first and second ends to one another to form the laser-marked chain assembly.