Bolt retention apparatus
Bolt structure for use with a magnesium alloy member for...
Bolt tension indicating means
Bolt tension indicating means
Bolt tension indicator
Bolt with a bolt member, a washer and a sleeve for applying...
Bolt with column and polygonal pillar to prevent seizure
Bolt with extension to prevent thread misalignment
Bolt with integral locking member
Bolt with load spreading and sealing washers
Bolt with removable head
Bolt with shearable head
Bolt with swivel catch
Bolt, method of fastening members with the use of the bolt,...
Bolt, nut, and wrench in taper design for turning the bolt and t
Bolt, the axial force of which is to be determined by a...
Bolt-and-nut joint
Bolt-nut assembly for railroad crossing frogs
Bolt-nut fastening mechanism
Bolt/nut unfastening preventing structure