| 摘要 |
<p>The device includes a series of identical elbow levers pivoted at the elbow and having one arm pref. connected to a frame supporting the heald wires. The other arm of each leger is pref. connected to a common longitudinally moveable bar to provide synchronised movement and this other arm of one of the levers has pref. an extension connected to a reciprocating drive bar. Vibration of the heald durng formation of this shed are reduced.</p> |
