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US 9,170,416 B2Granted
Scrolling thin film magnifier device
AssigneeIC Optix
InventorsJames Rittenburg, Lorna Rittenburg
Life of this patent
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Abstract
The invention features a scrolling thin film magnifier that is integrated into a composition and can be extended and retracted when used, compositions that include the scrolling thin film magnifier, methods of using the scrolling thin film magnifier to magnify printed indicia, and methods of manufacturing the scrolling thin film magnifier.
Claims20
A device comprising
- a) a central spool having first and second ends;
- b) a scroll comprising a lens for magnifying indicia having first and second ends being wound onto said spool, wherein said second end of said scroll is fixedly attached to said spool and said first end of said scroll comprises a tab that allows said scroll to be extended from the spool by pulling thereon, wherein said scroll is wound onto said spool in a first position and is unwound from said spool in a second position;
- and
- c) a mechanism disposed on said first and/or second ends of said spool, wherein the scroll can be rewound to the first position after being extended to the second position.
1 more element
Dependencies are inferred from the claim text.