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    • 3. 发明授权
    • Saddle-shaped spectacle bridge
    • 鞍形眼镜桥
    • US4822159A
    • 1989-04-18
    • US481781
    • 1983-04-04
    • Hans Gaiser
    • Hans Gaiser
    • G02C1/04G02C5/06G02C5/12G02C11/08G02C5/02
    • G02C5/126G02C11/08G02C5/06
    • It is proposed to embed in a saddle-shaped spectacle bridge made of silicone and provided with two wings, a cross member connecting the wings, respectively one spectacle rim groove in the frontal external longitudinal zone of the wings--the groove having a bottom surface and a rear surface which is approximately vertical thereto--and with a fastening hole which is provided in the cross member from the front thereof a metal spring, whose cross-section extends in the shape of a bell, with the cross piece thereof in the cross head and to provide the two legs thereof, which have a curvature to the outside, in a wing each as a ridge, the untensioned position of the spring having a greater dimension of expansion than corresponds to the position of use of the saddle-shaped bridge and the spring being arranged behind the groove.
    • 建议将其嵌入由硅树脂制成的鞍形眼镜桥中,并设置有两个翼,连接翅膀的横向构件,分别在翼的正面外纵向区域中的一个眼镜缘槽 - 具有底表面的凹槽和 大致垂直于其的后表面,并且具有紧固孔,该紧固孔从其前部设置在横向构件中,金属弹簧的横截面延伸成钟形,其横截面在十字头中 并且在每个作为脊的机翼中将具有曲率的两条腿设置在每个作为脊的翼中,弹簧的未张紧位置具有比对应于鞍形桥的使用位置更大的膨胀尺寸, 弹簧布置在凹槽后面。