JUNCTION BOX Russian patent published in 2007 - IPC H02G3/06 

FIELD: junction boxes mainly used for cable lines.

SUBSTANCE: proposed junction box has body wherein annular sections are formed on its two parts at both ends of stuffing means which function as stiff component of both parts of body, their free inner cross-sectional area being smaller than outer dimensions of tube connected thereto. Body parts accommodate clamp-shaped section whose inner cross-sectional area corresponds to outer dimensions of tube connected thereto, Expansion is provided about center of one part of body. Expansion is formed within one part of body. Body parts are made of molded material in the form of integral part. Stuffing means are cylindrical in shape and have annular internal contraction approximately opposite to expansion. Longitudinally stretched bulge is molded on stuffing means.

EFFECT: improved design.

8 cl, 1 dwg