| 摘要 |
PROBLEM TO BE SOLVED: To embody a hinge fitting brazing structure of spectacle frame members, such as temples and wraparound endpieces, which are capable of eliminating pedestals at the time of brazing of hinge fittings to base materials of the spectacle frame members. SOLUTION: Materials consisting of the following weight % components (Ni...73, Cr...15, Fe...6, others...6) are adopted as the materials of the hinge fittings 2 for the structure obtained by brazing the separately formed hinge fittings to the base materials 1 of the spectacle frame members, such as the temples and wraparound endpieces. Engaging grooves 3 are formed on the hinge fitting mounting surfaces of the base materials 1 and engagement projecting parts 4 formed at the hinge fittings 2 are fitted into these engaging grooves and, then, the hinge fittings are brazed to the base materials 1.
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