PROTECTING DEVICE Russian patent published in 1997 - IPC

Abstract RU 2099502 C1

FIELD: construction, in particular, safety guards for protection of openings in buildings of various purpose. SUBSTANCE: the device uses rods, guard and bearing members. The novelty is in the presence of two guide and movable bushes, attachment of the guides on the opposite sides of the opening, staggered arrangement of bushes on the rods, coupling of bushes by means of ties, making of bearing members in the form of rollers and their attachment to the rod ends. EFFECT: enhanced reliability of protection and improved performance. 4 dwg

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RU 2 099 502 C1

Authors

Sjanov Valentin Jakovlevich

Dates

1997-12-20—Published

1996-05-12—Filed