Linkage structure for rim and spectacle lenses and spectacles
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United States of America Patent
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Jul 4, 2017
Issued Date -
N/A
app pub date -
Oct 15, 2015
filing date -
Oct 15, 2015
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A linkage structure for rim and spectacle lenses and spectacles, comprising a rim and two spectacle lenses. The rim comprises left and right half rims. Characteristics: there is a holding groove inside the outer ends of two half rims respectively, connected to a turning block rotatablely. There is a bulge on the outer ends of two spectacle lenses respectively. The bulge is held in the holding groove of half rim. The turning block is turned, one end supports the bulge of spectacle lens, the bulge of spectacle lens is confined in the holding groove of half rim, and it is turned reversely to release one end from the spectacle lens. There is an elastic piece between the turning block and outer end of half rim. The elastic piece applies elastic pretightening force to limit the contrarotation of turning block.
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Family
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Cited Art Landscape
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