Lock-Nut.
Description:
Patent for a lock-nut which prevents the nut from accidentally rotating on the bolt, including illustrations. The nut is locked in position when a locking key is introduced to grooves on the lower surface of the nut and the adjacent face of the washer.
Date:
February 13, 1906
Creator:
Crawford, Hezekiah H.
Partner:
UNT Libraries Government Documents Department