(See also [p. 110].)

[2266]. Lever action for a door, &c., to lock it, open or shut, in fixed positions.

[2267]. Lever action for a gate or door, to open or close it and lock it in either position.

[2268]. Revolving eyelet to lock or release a rod or cord.

[2269]. Abutment lock. Can only be opened by revolving the tumbler by a key.

[Larger plate.]

[2270]. Secret screw attachment. The screw is fixed to the back of any article, and fastened to the fixing A by sliding along the slot. Two, three or four screws and slots are generally used.

[2271]. Bolt lock. The bolt can be released by revolving it 180°.

[2272]. Gib-key fastening for a sliding block or bracket on a plain bar.