FIELD: locks.
SUBSTANCE: invention relates to connecting devices. Disclosed is a lock comprising a closing module and a drive module, wherein the closing module comprises a gate valve mounted on the first main body, an annular gear wheel with an inclined pin function, mounted on the second main body and adapted to the gate valve. Radial thickness of annular gear wheel with inclined pin function varies continuously. There is also a first seat located on the gate valve. Drive module is used to bring ring gear with inclined pin function into movement in circular motion so that on valve in closed position annular gear wheel with inclined pin function is fixed to first socket or separated from it.
EFFECT: provision for closing mechanism of internal or external arc-shaped connection and flat connection without finishing.
10 cl, 9 dwg
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