| 摘要 |
<p>The blocking element has a bolt, to lock a spring in a housing, in a tensioned position. The bolt (1) is formed as a comb section (2), with segments (4), which may be pivoted about an axis. The comb section has a bolt (5), the segments are pushed onto it, and secured by nuts (6,7), split pins, etc. Each segment has a circular disc part with a bore corresponding to the dia. of the bolt, and there is a projecting shoulder, which is not as wide as the disc part. The segments are formed from flat steel parts, of 2-3mm pref. 2,5mm thickness.</p> |
