| 摘要 |
<p>A heald retention mechanism for a weaving loom comprises a heald member (11) mounted for reciprocatory movement, a retaining member (18) for engagement with the heald member (11) at a predetermined point in its reciprocatory stroke, and electro-active means (21) the change in shape of which occurring as a result of a change in the electrically energised state thereof generates relative movement between the heald member (11) and the retaining member (18) to effect engagement or disengagement of the heald member (11) and the retaining member (18). <IMAGE></p> |
