| 摘要 |
PROBLEM TO BE SOLVED: To achieve connection between two components having changing characteristics, primarily a spectacle temple and a spectacle front member in a shape connecting manner. SOLUTION: In a joining and changing system composed of an insertion member 3 and a coupling, the insertion member is pyramid-shaped, the insertion member has a thin and long gap, the insertion member has an indentation 7 for locking and unlocking at the front end part, and a ridge 8 guided into the indentation is positioned at the coupling. COPYRIGHT: (C)2011,JPO&INPIT
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