- Yale, Linus, Jr.
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
This listing of
the Locksmith Dictionary is courtesy of