| 摘要 |
<p>The method of forming timbers especially for use as webs (W1, W2, W3) in timber roof trusses comprising feeding timbers (17) in a predetermined path with the timbers extending transversely to the direction of feed and, as the timbers are so fed, shaping the ends thereof to rounded form, and apparatus for carrying out said method comprising conveyors (21L, 21R) for feeding the work, a saw (27) for cutting the timbers to length, and cutters (29L, 29R) for the end shaping.</p> |
