| 摘要 |
<p>A tie for forming a plurality of objects into a bundle and for holding a pair of objects together comprising an elongate metallic strap (26), a metallic locking head (24) disposed adjacent one end of the strap for receiving the other end of the strap and metallic roller means (28) captively held within the head for lockingly engaging the strap. The head includes a strap entry face (50), a strap exit face (52) and a strap-receiving aperture (54) extending between the faces. The head further comprises a floor (46) and a roof (32) diverging in the direction of the exit face. The roller means is moveable between a threading position in which it is disposed adjacent the exit face and a locking position wherein the roller means is closer the entry face. The tie further includes strap deflection means (60) functioning along with the roller means to effect a bend in the treaded portion of the strap whereby the threaded strap is maintained in engagement with the roller means without regard to the orientation of the head.</p> |
