CEILING BOARD Russian patent published in 2013 - IPC E04B9/00

Abstract RU 2485258 C2

FIELD: construction.

SUBSTANCE: ceiling board comprises two hollow press-technical profiles: frontal and intermediate. Profiles contain inner ribs that create through passages. Profiles have end parts on side faces. The intermediate profile at end parts has a fixing device. The frontal profile at the inner side has fixing devices.

EFFECT: increased strength and stiffness.

1 dwg

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RU 2 485 258 C2

Authors

Berzhonskis Jurij Juozapasovich

Dates

2013-06-20—Published

2011-02-08—Filed