HINGED DEVICE FOR LOCK Russian patent published in 1998 - IPC

FIELD: hardware. SUBSTANCE: hinged device has plate 1 connected with door post. Plate 1 is rigidly connected with guide hollow shafts 3 and 4. Rigidly connected with plate 5 are rod 6 with its one end, guides 7 and the first U-shaped clamp 12 which is engageable with the second U-shaped clamp 13 and lever 14 with stop 15. Mounted on the other end of guides 7 are stops 11. Springs 10 are constantly engaged with the guides. Other end of rod 6 is engageable with hole 8 in plate 1 and cross-bar 9. U-shaped casing 16 is connected with first plate 2 and has guide hollow shaft 3 for casing displacement. In this case, its place overlaps hole in hollow shaft 4. The device has spring-loaded slider with long end engageable with hollow shaft 4 whose outer surface has limiter. Under the action of spring the slider moves over shaft 4 and interacts with U-shaped casing 16 which is engageable with plate 1. EFFECT: higher combination and locking reliability. 8 dwg