Improved Locks for Crossbows
nick cut along its centre at F, (see dotted line,) to act as a back-sight.
The point of the bolt acts as a fore-sight. As the bow-string is forced
to the notch by the lever of the crossbow, it is pushed under the end of
the horn F. Though the bolt is now on the stock, the bow bent and the string
stretched (fig. 109), the crossbow is safe and cannot be discharged without
Fig. 110. - Surface View of the Stock with the Bowstring
Secured by the Catch of the Lock and the Bolt in Position.
Fig. 110 shows the top of the catch B. The horn F, is here omitted to
avoid confusion of details. The front view of the catch B, and its swivel-pin,
is given separately.
Fig. 111. - The Lock Cocked. Half full size.
Fig. 111. To prepare the crossbow for discharging, pull back the
cocking lever (G, fig. 109), till its stepped end snaps into the notch
at the top of H. G and H will then be interlocked, as shown in fig. 111.