F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
248/17
F16L 5/00 (2006.01) F16L 5/02 (2006.01) H02G 3/22 (2006.01)
Patent
CA 1118743
APPLICANT: AB LYCKE.ANG.BORGS BRUK TITLE: LEAD-THROUGH FOR THE FIREPROOF DISPOSITION OF ELECTRIC CABLES THROUGH A WALL ABSTRACT OF THE DISCLOSURE A fireproof lead-through with a frame, comprising at least one frame half for fitting on one side of a wall with a rectangularly shaped pack of packing blocks through which cables pass filling the opening in each frame half, and engaging with it peripheral portions in channel-like profiled portions in each frame half. Stay strips with a special configuration engage with their ends in the profiled portions for stiffening the pack of blocks. The transit is made pressure-tight by the use of conventional wedging means or pouring composition.
340102
Blomqvist Erik M.
Blomqvist John-Erik V.
Ab Lyckedborgs Bruk
Goudreau Gage & Associates
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