DOOR MANUFACTURING METHOD; DOOR AND DOOR-HANDLE Russian patent published in 2001 - IPC

FIELD: construction engineering. SUBSTANCE: method involves manufacture of door leaf with opening for keyhole, door frame, and door-handle, fastening of lock with keyhole, and alignment of keyhole with opening in door leaf. Lock or its part assembled with keyhole is installed for complete or partial displacement outside opening in door leaf. Door has frame, leaf with at least one opening, handle, hinges, keyhole, and lock. It is provided with bracket, post, and guides. Slot is made in door leaf. Post is fastened to lock and hinged to bracket. The latter is mounted in door leaf slot for displacement over the latter and fastened to door-handle. Lock is mounted on guides for displacement. Door-handle has handle-grip-and-base assembly and strap provided with code mechanism. The latter is made in the form of at least one code handle-grip with marks and annular duct, retainer, through hole made on strap, blind hole on handle-grip-and-base assembly, and mark on strap. Body of code handle-grip is arranged for turning within through and blind holes. Annular duct is engaged with retainer. End part of code handle-grip fitted in blind hole is made in the form of surface congruous to side surface of handle-grip- and- base assembly. Strap has slot. Handle-grip-and-base assembly is mounted for displacement relative to strap. EFFECT: improved degree of secrecy in case of unauthorized opening of door. 5 cl, 5 dwg