发明名称 OHRSCHUTZVORRICHTUNG.
摘要 The invention relates to an ear protector (1) of the kind which comprises two earmuffs (2, 3) which cover the respective ears of the person wearing the ear protector, and a headstrap (6) or like device which mutually connects the earmuffs and earmuff frames. Respective earmuff frames (2', 3') have an outer convex surface and are preferably provided with means for holding a ring (8) which surrounds a respective ear, and a telephone receiver (10) is enclosed in at least one earmuff (3) for reproducing information received (14) via IR-radiation. The earmuff frame is made of a plastic material which is at least transparent to IR-radiation, and one or more IR-radiation receiving diodes (14) is/are mounted on or adjacent to the inner surface (3c) of the earmuff and the earmuff frame.
申请公布号 DE69114711(D1) 申请公布日期 1995.12.21
申请号 DE1991614711 申请日期 1991.06.05
申请人 ROSEN, GOESTA, BROMMA, SE 发明人 ROSEN, GOESTA, BROMMA, SE
分类号 A61F11/14;H04B10/10;H04M1/05;H04R1/10;(IPC1-7):H04R1/10 主分类号 A61F11/14
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