Selectively operable door lock permits operating of bolt with key or door handle and has mechanism connecting lock tumbler and bolt, permitting displacement of door handle

摘要

Selectively operable door lock permits operation of the bolt (29) with a key or a door handle and has a mechanism connecting the lock tumbler (34) and bolt, permitting the displacement of the door handle. A revolving part (38) not connected with the bolt permits movement with the key.