CYLINDER MECHANISM FOR LOCK Russian patent published in 2004 - IPC

Abstract RU 2235177 C2

FIELD: ironmongery, particularly cylinder locks.

SUBSTANCE: cylindrical mechanism comprises cylinder arranged in body and rotated along axis thereof. Formed in body and cylinder are coaxial orifices in which spring-loaded lock pins and pushers are arranged. Pushers contact spring-loaded lock pins. Cylinder has channel for key with extensions arrangement formed so that pusher ends are located in channel for their movement by key extensions when key is rotated inside lock. Body is cup-shaped and has keyhole made in bottom thereof so that key inserted in keyhole extends into cylinder channel. Cross-sectional area of pusher ends is more than cross-sectional area of remainder pusher parts. Key is formed as round rod. Channel for key comprises circular channel for key rod receiving and ledge for pushers abutment.

EFFECT: simplified production technology.

2 cl, 4 dwg

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RU 2 235 177 C2

Authors

Davydov B.K.

Dates

2004-08-27Published

2002-11-04Filed