toggle joint

Front sight and block, toggle joint and firing pin, " spring stud He was frightened now.

The stubby, flat operating handle for the toggle joint breech mechanism protruded to the right from the forward part of the crank (the rearmost part of the breech mechanism).

The now ruinous remains are of post and lintel construction and include massive sandstone lintels which were located on supporting uprights by means of mortise and tenon joints; the lintels themselves being end-jointed by the use of toggle joints (tongue and groove).