LOCK OF CROSS-BAR TYPE Russian patent published in 2005 - IPC

FIELD: ironmongery, particularly locks.

SUBSTANCE: lock comprises rigid body made as a single unit, cross-bar and locking mechanism. Cross-bar is made as rod with transversal modular grooves, locking mechanism arranged inside the body. Formed in one body side is gear wheel with key slot and spring arranged inside the gear wheel. Hollow cylinder with flange is secured from another body side. Brass bush with several blind holes arranged along bush perimeter is installed inside the hollow cylinder. Spring and pin are inserted in each hole. Lock comprises axle with flange passing through the bush. Axle flange has orifices identical to bush orifices in which pins of different lengths are inserted. Key-hole is made is one axle end, another axle end is provided with dowel passing into key hole of gear wheel. Bush is connected to cylinder by screws. Cylinder with flange has orifice with key-hole. Key is made as hollow bush having outer and inner extensions and holes of predetermined depths formed on bush end and arranged in predetermined order. Flag is connected to gear wheel from inner side thereof.

EFFECT: increased reliability.

2 cl, 2 dwg