发明名称 Helmet face guard accessory for motorcycle riders
摘要 A face guard accessory adapted to be attached to a motorcycler's helmet for protecting and shielding the nose, mouth and lower portions of the face from rocks, dirt and other flying debris encountered in riding. The face guard includes a shield portion removably attached to the helmet by a pair of side members slidably inserted in respective anchor clamps which are rigidly fastened to the exterior of the helmet. The anchor clamps are provided with respective threaded fasteners which engage the slidable side members and enable the user readily to attach and remove the shield portion and adjust its degree of forward extension as desired. Vent openings are provided in the shield portion of small enough dimension to prevent the entry of gravel, rocks and similar gross flying particles while permitting the passage of air. A foam insert pad is cemented to the inside of the shield portion covering the vent openings to act as a fine particle filter to prevent those smaller particles which do pass through the vent openings from being inspired into the nasal and oral cavities of the user.
申请公布号 US4042974(A) 申请公布日期 1977.08.23
申请号 US19750622392 申请日期 1975.10.14
申请人 WHEELSPORT DISTRIBUTING CO. 发明人 MORGAN, CLYDE R.;BLOCKSOM, DAVID C.
分类号 A42B3/32;(IPC1-7):A41D13/00 主分类号 A42B3/32
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