| 摘要 |
<p>The base plate has a number of holes for fixing in a required position, and the guide fixed on it is tubular. The insertable adjuster comprises a tube or similar which is easily displaceable longitudinally and lockable in any desired position. In the end of the adjuster is a fixture for mould timber. The baseplate comprises an angle iron, with the tubular guide fixed on the upper part of the upright flange.</p> |
