摘要 |
<p>The device has a flexible band (1) fixed at an end of a holder. A band is formed to a loop (5) in a use condition. The holder comprises a latch (6) covering a free initial region of the band. The band is arranged at a distance from the holder before or within the region of the loop with point -, lines -, bulge and/or laminar references (7, 8). The band is moved relative to and alternate to the latch depending upon on a weight load of the loop, and displays exceedance of the load from a predetermined maximally permissible rating.</p> |