Patent ID: 7717152
Filing Date: 2010-05-18
Classification: E06B

Abstract:
1. A net guide for a wire screen, the net guide comprising: a plurality of guide pieces, each of which comprises a bottom portion that forms a bottom face, a pair of parallel upright side walls that extend upward from the bottom portion and form side faces that face each other, and a generally U-shaped groove formed by the bottom face and side faces, the bottom portion of each of the guide pieces further comprises first and second end faces positioned on the sides of the bottom portion facing the groove, and a through-hole linearly passing through the bottom portion from the first end face to the second end face along the length of the groove; an elastic wire that passes through the through-hole of each of the guide pieces to connect the guide pieces sequentially to one another, the guide pieces being movable with respect to the wire; and a spring positioned at an end of the wire and arranged coaxially therewith to exert an elastically compressive force in a direction of the guide pieces such that the first end face of the bottom portion of any one of the guide pieces is brought into pressure contact with the second end face of the bottom portion of an adjacent guide piece, wherein the net guide is flexible such that it can be bent.