A headset (10) for use on airlines including a molded plastics head band (12) to which a pair of metal blades (14) are adapted to slide thereon to allow adjustment of the size of the headset (10). At each end of the metal blades (14) there is a molded plastics mount (20) locked thereon. An earphone (16) including an integrally molded swivel pin (30) with a reinforcing metal pin (32) coaxial therewith and the swivel pin (30) extends within the mount (20) into a cavity (28) therein and is journalled therein. The mount (20) and the earphone (16) have coacting sliding surfaces forming the swivel joint.
申请公布号
WO9306696(A1)
申请公布日期
1993.04.01
申请号
WO1991CA00332
申请日期
1991.09.18
申请人
TQ TRADEX LTD.;FUJIKON INDUSTRIAL CO. LTD.;JACKSON C. S. CHAN & CO. LTD.