FIELD: locking devices. SUBSTANCE: device has casing with two levers 1,2 provided with clamping jaws 3,4. Lever 1 is movable to opposite clamping jaw 4. Things may be suspended on lever 2. Device has closed system for biasing clamping jaws 3,4 one to another, key and torque limiting system positioned in movable lever 1. Supporting surfaces 12,13 of clamping jaws 3,4 are made from resilient material. Key may be made in the form of magnetic card or perforated card. Electronic signalling unit may be positioned on fixed lever 2 for preventing suspended things from theft. EFFECT: increased efficiency, simplified construction and enhanced reliability in operation. 6 cl, 5 dwg
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