| 摘要 |
PURPOSE: A portable capsaicin injector in a large capacity is provided to have an excellent accessibility to protesters by carrying conveniently on the shoulders in suppression of a protest, and to be able to inject tear liquid for a long time. CONSTITUTION: A portable tear liquid injector in a large capacity comprises a backboard frame(10) and a tear liquid injection device(20). The backboard frame has a backboard part(12) having a pair of suspenders for slinging over the shoulder in front, and a support part(14) in the lower back side of the backboard. The tear liquid injection device is equipped in order to inject tear liquid stored in the backboard frame in a large capacity with compressed air.
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