FLINT n.
of flint, but also of granite, jade, jasper, and other hard stones. -- Flint mill. (a) (Pottery) A mill in which flints are ground. (b) (Mining) An obsolete appliance for lighting the miner at his work, in which flints on a revolving wheel were made to produce a shower of sparks, which gave light, but did not inflame…
FORELOCK n.
A cotter or split pin, as in a slot in a bolt, to prevent retraction; a linchpin; a pin fastening the cap-square of a gun. Forelock bolt, a bolt retained by a key, gib, or cotter passing through a slot. -- Forelock hook (Rope Making), a winch or whirl by which a bunch of three yarns is twisted into a standard. Knight.…
FOX n.
walk. -- Fox wedge (Mach. & Carpentry), a wedge for expanding the split end of a bolt, cotter, dowel, tenon, or other piece, to fasten the end in a hole or mortise and prevent withdrawal. The wedge abuts on the bottom of the hole and the piece is driven down upon it. Fastening by fox wedges is called foxtail wedging.…
GIB n.
-- usually held or adjusted by means of a wedge, key, or screw. Gib and key, or Gib and cotter (Steam Engine), the fixed wedge or gib, and the driving wedge,key, or cotter, used for tightening the strap which holds the brasses at the end of a connecting rod.