LINE PROTECTION DEVICE Russian patent published in 2000 - IPC

FIELD: protection of main lines. SUBSTANCE: device has facilities form one channel open from the top. Every wall of channel is provided with flat external surface, width of which is identical near channel base and at channel entry. wall is provided with facilities protruding inwards and stretched along wall width, thereby forming channel entry along with opposite wall of channel. Width of channel entry is smaller than channel width and corresponding size of line. At least one wall of channel is movable elastically. Device also includes attachment elements by means of which it may be connected to neighboring device to obtain hinged construction. Channel is of constant width along its entire height from channel base to respective channel entry. Each of side walls of channel has flat internal surface. Given device is made of plastic, characteristics of which ensure flexibility and shock- resistance of channel side walls, which minimizes damage to inserted line. EFFECT: enhanced reliability of protection. 14 cl, 5 dwg