LAMINATED GLASS Russian patent published in 2000 - IPC

FIELD: glazing, applicable in transport facilities. SUBSTANCE: in cross-section glass has at least two plies. At least on the boundary of the face and/or back side, at least of one of the plies, and at least on one of the tips at least of one of the section plies, at least part of the section boundary line is made in the form of a combination of fragments of scalene conical section of a right circular cone. EFFECT: minimized forces of separation of glass pieces from one another, designed directivity of strength in the conditions of vibrations, localized and prevented cracking at periodic and/or alternating loads. 24 cl, 21 dwg