FIRE CUFF Russian patent published in 2020 - IPC F16L5/04 F16L57/04 A62C2/06

Abstract RU 2738297 C2

FIELD: fire-prevention equipment.

SUBSTANCE: invention relates to fire cuff for sealing of holes passing through walls (11) or ceilings, in particular, passes of line (12). Fire cuff (10) has frame (16) and at least one unit (20) located in it from, if necessary, intumescent material. Block is the right polyhedron. Frame (16) is modular.

EFFECT: fire cuff is proposed.

14 cl, 3 dwg

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RU 2 738 297 C2

Authors

Myuntsenberger Kherbert

Dates

2020-12-11—Published

2016-04-27—Filed