| 摘要 |
In an air intake device in a helmet, an air introducing unit is comprised of a base plate, a cover, and a shutter contained in a shutter chamber defined between the base plate and cover, and the base plate is detachably secured to a mounting plate within a cap body at a point facing to an inlet hole in the cover. If an air intake device mounted to the cap body to ventilate the inside of the cap body becomes dirty due to the entering of dusts, muds or the like, the shutter and the like of the air intake device can be removed and readily cleaned by washing with water or the like.
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