| 摘要 |
<p>The fixture is used for the teeth of excavating, dredging, loading and road clearing machines, where the teeth (1) are releasably attached to a retainer (2), and is inserted in an aperture (7) in the same direction as that in which the tooth (1) is exchanged. This aperture (7) extends between tooth and retainer, the tooth being limited inwardly by a stop edge in its own structure. In the retainer is a blocking edge directed towards the stop edge, and which comprises metal lengthways edge parts (15, 16) held together by a spring rubber central part n17) fixed to two of the edges.</p> |
