THROUGH DEVICE AND MODULE Russian patent published in 2020 - IPC A62C2/06 A62C3/16 F16L5/02 H02G3/22 

FIELD: construction.

SUBSTANCE: invention relates to construction and laying of communications, more specifically to a passage device for passing cables, wires and/or pipes through a wall or other obstacle, and also to a module forming part of such a passage device. Disclosed throughput device comprises frame (1) having one or more through holes, a squeezing unit inside each through hole of frame (1) and one or more modules (3) for accommodating cables (4), wires and/or pipes. Each module (3) contains two halves (5) of module. Each module (3) contains outer shell from compressible material and intumescent material (6) located inside shell of module (3).

EFFECT: technical result is providing protection from smoke and flame, as well as simple and unified design.

16 cl, 12 dwg