LOCKING-SEALING DEVICE Russian patent published in 2000 - IPC

FIELD: applicable for locking with sealing of objects needing the use of flexible coupling in the form of a piece of rope. SUBSTANCE: the hole in the body cover serves as an inlet at locking for the free end of the rope piece, and the hole in the body bottom serves as an outlet, in the closed position of the device the body cover faces the tip plane surface. The yoke with rollers in its mounting seats is positioned inside the body for rotation. The external plane surface of the yoke bottom is positioned opposite the internal plane surface of the body cover. The yoke mounting seats are made in the form of four radial intersecting slots oriented perpendicularly to one another. The device is provided with two hollow semi-cylinders connected by spring rings, bush with a hollow boss, pusher with four bosses located in the yoke mounting seats for engagement with the rollers. Unilaterally chamfered prongs are made on the internal surface of the semi-cylinders. EFFECT: enhanced safeguard properties and reliability of locking. 15 cl, 5 dwg