PURPOSE: To enhance the safety by preventing slack or excessive tension in cables, hoses, etc., which are accommodated in a cable bear in a plurality of rows in the radial direction, wherein the cable bear is installed on a device revolving a certain angle and which makes follow-up motion at the time when it revolves.

CONSTITUTION: A cable bear is installed in a ring-shaped space between a revolving frame 1 and a stationary frame 3 and accommodates cables, hoses, etc., 7, 8 in a plurality of rows, wherein the two ends are coupled with the revolving frame and stationary frame so that the cable bear makes followup motion at the time of revolving. This cable bear consists in a multi-gang cable bear 16 which is separated by rows 7, 8 of cables, hoses, etc.