| 摘要 |
An inflatable collar of an upper garment comprises a sealed cavity and an air cock communicating into the sealed cavity for injecting and discharging therethrough. The cavity may be formed by placing an arc shape tube with an air cock on the inner or outer side of the collar, or by making the collar with fiber or cloth coated with a sealing material. According to this invention, the collar inflated with air may surround and bolster the wearer's neck, functioning as an air pillow and alleviating the fatigue which may be caused to traveller due to a long time journey by a car, airplane or the like.
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