| 摘要 |
FIELD: electricity. ^ SUBSTANCE: invention is attributed to device for providing sealed passage in wall for cables or pipes. This device represents plug with circular outer contour which is provided from outside with ring groove (20) intended for plug fitting into hole made in the said wall. Plug contains passage (12) for cable and at least one flexible edge (14), (15) protruding into mentioned passage with possibility of elastic application to mentioned cable. The plug (10) actually has flat surface (21) applied to outer side (3) of wall (1) located around mentioned hole, at that mentioned surface is provided with at least two circular concentric ribs (24), (25) for sealing, and mentioned circular groove (20) has bottom part (22) which partially expanding from inside of mentioned wall and contains such sopping surface that provides applying of sealing ribs (24), (25) to outer surface (3) of wall. ^ EFFECT: invention allows to improve leaktightness between plug, wall and cables. ^ 4 cl, 5 dwg |
