Self-aligning magnetic necklace clasp
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 20, 1990
Grant Date -
N/A
app pub date -
Aug 25, 1988
filing date -
Aug 25, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The device provides a cylindrical insert fitting easily through a retainer ring into a tubular chamber and held there by a magnetic structure. One end of a necklace is attached to a jewelry ring on the outside end of the insert and the other end is attached to a jewelry ring on the outside end of the tubular chamber. materials in the chamber wall allow special magnetic structure in the tubular chamber to pull the insert aligned near the tubular chamber opening into the chamber and secures the cylinder end against the magnetic structure. The clasp holds together well yet is easily unfastened. Special fittings for locking the clasp parts together are not required.
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Family
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Cited Art Landscape
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