SUPPORTING STRUCTURE OF METAL-WOODEN STRUTTED PURLIN Russian patent published in 1999 - IPC

FIELD: construction, concerns supporting structures of metal-wooden strutted purlins. SUBSTANCE: the supporting structure comprises in upper wooden square-section fascia, strut frame of strip steel with a width equal to the width of the section of the upper fascia, which envelopes the end face of the upper fascia and is attached to the upper fascia by a clamp; a rigid die in the form of a metal plate with an area equal to the section area of the upper fascia is installed between the strut frame and the end face of the upper fascia. EFFECT: enhanced carrying capacity of the supporting structure concerning the crumple of the end face of the upper fascia of the metal-wooden strutted purlin. 3 dwg