A door lock with a modular auxiliary latch assembly comprising interchangeable bearing bodies that simplifies manufacturing while enabling coordinated bolt and latch control.

Patentradars sammanfattning

This European patent application discloses a self-locking panic door lock featuring an auxiliary latch module designed for ease of manufacture and assembly. The auxiliary latch (2) is integrated as an exchangeable subassembly containing two bearing bodies—a fixed bearing body (31) mounted on the lock case bottom/top and a linearly movable bearing body (32)—which cooperates with a gear slider (7) to control the main closing bolt's (1r) advancement to its pre-closed position. The modular design enables standardized production while maintaining precise mechanical interaction between components.

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