Patent ID: 7374200
Filing Date: 2008-05-20
Classification: B60R,F16B,Y10S

Abstract:
1. A head protecting air bag device mounted on vehicle, the device including an air bag and a plurality of clips, wherein: the air bag is housed on an upper side of a side window in a folded state, and when expansion gas flows in, the airbag developing and expanding to cover the side window; the air bag is provided with a plurality of attaching portions to be attached to fixing part on part of vehicle body, each of the attaching portions including an attaching slot; each of the clips is inserted in a fixing slot formed in the fixing part of the vehicle body and secured thereat, each of the clips including a clip body and a locking part detachably engaged with the clip body; the clip body includes: a shaft having a pair of securing legs protruded from tip side to base side of the shaft, the securing legs being inserted into the attaching slot of the airbag, and then into the fixing slot of vehicle body, from in-vehicle side, while warping to approach each other, and then restoring from mutually approaching state, whereby secured to an out-vehicle side periphery of the fixing slot; and a head coupled with the base side of the shaft, the head attaching the attaching portion of the air bag to the fixing part of vehicle body by holding down and position limiting a periphery of the attaching slot of the air bag onto in-vehicle side periphery of the fixing slot, when the pair of securing legs are secured to the out-vehicle side periphery of the fixing slot; the locking part includes: a spacer to be inserted in between the pair of securing legs so as to prevent the pair of securing legs secured at the out-vehicle side periphery of the fixing slot from approaching each other; and an engagement area serving to engage the locking part with the clip body, the engagement area allowing the locking part to be detached from the clip body when an insertion of the spacer in between the pair of securing legs is completed; the shaft is formed as a double layer structure including: a shell member of metallic plate extending toward both sides from tip side of the shaft to continuously constitute an outer surface of the pair of securing legs; and a core member of synthetic resin arranged in inner periphery of the shell member; the shell member includes a pair of securing lugs each of which includes: a securing step engageable in the out-vehicle side periphery of the fixing slot; and a supporting rod extending toward tip side of the shaft from the securing step; the core member includes a pair of supporting pieces; the pair of supporting pieces are arranged in such a manner as to extend toward both sides from tip side of the shaft to continuously constitute an inner periphery of the pair of securing legs; the pair of supporting pieces are arranged in opposite sides of the securing lugs in such a manner as to support rear sides of the securing steps of the shell member; and the pair of supporting pieces has an inserting space therebetween into which the spacer of the locking part is inserted, whereby, when the spacer is inserted into the inserting space, the supporting pieces are brought into contact with the spacer and the securing lugs, and the securing lugs are prevented from moving toward each other.