Patent ID: 8099864
Filing Date: 2012-01-24
Classification: E04C,E04G,Y10T

Abstract:
1. A tie attachment device for placing a tie around a bound portion of at least two members to be tied, the tie attachment device comprising: a guiding member comprising a pair of guiding portions for gradually increasing a clearance distance between at least two opposite ends of the tie, wherein: the pair of guiding portions are configured to form an acute angle at their respective rear ends while a gradually increasing space toward their front ends is formed there-between for surrounding the bound portion of at least two members to be tied; the tie comprises a wire rod made of elastic material formed in an arc shape where the clearance distance between at least two opposite ends of the tie is larger than a minimum width of the bound portion of at least two members to be tied, and a maximum inner diameter in a restored state is smaller than a maximum width of the bound portion of at least two members to be tied; an extruding member positioned posterior to said guiding member for extruding the tie; an operation means for advancing said extruding member; wherein said extruding member is capable of reciprocal motion between a standby position and an attachment position; wherein a tie assembly is housed in a storing portion to store a plurality of ties, wherein a plurality of inserting members, each inserted between at least two opposite ends of one of the plurality of ties, are serially coupled to the tie assembly through a thin-walled connecting portion, and a biasing member provided in said storing portion for biasing said tie assembly toward a reception space.