Yale, Linus, Jr.
The American inventor of the pin tumbler mortise lock and its replaceable cylinder component.
n. a component designed to secure cylinders or turn disks in both sides of a mortise lock by means of a single setscrew
n. a mechanical system uniting two or more combination locks with the ability to be unlocked by any lock or a series of locks


A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Appendix

This listing of the Locksmith Dictionary is courtesy of