发明名称 CLASP FOR JEWELRY CHAIN
摘要 <p>A clasp for jewelry chains which comprises a hook and separate keeper member, the hook and keeper members being attached to respective opposite ends of the chain. The keeper member has a curved channel segment conforming in shape to a curved segment of the hook member such that the hook member is slid within the channel section and held in place by dynamic tension, while a shank section of the hook member is snap-fitted between two spaced-apart shoulders formed in a mouth portion of the keeper member to securely hold the hook and keeper member together.</p>
申请公布号 CA1073231(A) 申请公布日期 1980.03.11
申请号 CA19770283697 申请日期 1977.07.29
申请人 BING, BARI;SLOAN, BARBARA S. 发明人 BING, BARI;SLOAN, BARBARA S.
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