发明名称 LEDAD FAESTKONSTRUKTION MELLAN HOERLURSKUDDEN OCH HUVUDBANDET.
摘要 There is disclosed an acoustic earmuff device wherein there is provided an articulated earmuff-to-headband attachment construction which is readily fabricated and assembled and which provides sufficient freedom of pivotal motion of the earmuff relative to the headband as to allow each earmuff to readily assume the proper wearing position with respect to the head of the user. The invention utilizes a soft resilient grommet fitted through an aperture in the back wall of a rigid earcup to articulatingly capture a rigid stud extending inwardly from an end portion of a resilient headband.
申请公布号 FI841621(A0) 申请公布日期 1984.04.25
申请号 FI19840001621 申请日期 1984.04.25
申请人 CABOT CORPORATION 发明人 GARDNER, JR., ROSS;FALCO, ROBERT
分类号 A61F11/14;H04R1/10;(IPC1-7):H04R/ 主分类号 A61F11/14
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