Spring mechanism

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Patent US20110056241 - Spring lock mechanism for hinged pierced ... Locking Mechanism Design Ideas, Jewelry Knowledge, Lock Jewelry, Jewellery Design Sketches, Industrial Jewelry, Jewelry Illustration, Jewelry Design Drawing, Metalsmithing Jewelry, Jewelry Drawing

Description RELATED APPLICATIONS This patent application claims the benefit of provisional patent application Ser. No. 61/275,975 entitled Spring Lock Earring Mechanism filed on Sep. 4, 2009, the contents of which are incorporated herein. BACKGROUND OF THE INVENTION This invention relates to a spring lock mechanism for closing and opening hinged earrings for pierced ears. Earrings for pierced ears, especially hinged hoop earrings are used worldwide. The mechanism for opening and closing the…

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