| 摘要 |
<p>PCT No. PCT/EP94/00686 Sec. 371 Date Jan. 3, 1995 Sec. 102(e) Date Jan. 3, 1995 PCT Filed Mar. 8, 1994 PCT Pub. No. WO94/20715 PCT Pub. Date Sep. 15, 1994A bifold door comprises a pair of door panels 12.1, 12.2 joined to one another along a centre hinge 14. Each door panel, at the end thereof remote from the center hinge, is supported on a track 16 by a runner assembly 18 to which the door panel is pivotally connected. Each runner assembly is provided with a cam 32 whereby the runner assembly can releasably be locked in position with respect to the track.</p> |
