| 摘要 |
FIELD: lock designs. SUBSTANCE: device has ring which is fixed on keyhole and connected with cap by bayonet joint. Cap is provided externally with stopping safety screw and with cylindrical recess for mastic seal. Recess is formed by turnable lugs and their shafts inside are internally joined with pins by levers. Pins are kinematically connected with curved slots in disks which is installed for possible rotation on cap axle and is locked from rotation with ring on keyhole by means of end-face slot joint. Stopping safety screw is installed in center of rotation of turnable lug. Cap is cylindrically split over centers of holes for lug shafts. Turnable lugs with shafts and levers having pins create together a common part. In addition, installed inside cap on ends of its axle is hermetic rubber collar. EFFECT: high efficiency. |
