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US 2022/0206196 A1Published application
Retroreflective article for micromobility applications
Assignee3M Innovative Properties Company
InventorsShawn T. Brovold, Susannah C. Clear, Jonathan D. Gandrud, Justin M. Johnson
Life of this patent
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Abstract
The present disclosure is directed to retroreflective articles to increase visibility of a vehicle, wherein the retroreflective article comprises one or more retroreflective markings arranged in a given pattern and at least a portion of the article has a curvature.
Claims14
A retroreflective article comprising,
- a substrate;
- a first retroreflective marking having a first value, V1, of a first optical property;
- and
- a second retroreflective marking having a second value, V2, of a second optical property,
- wherein, when the first and the second optical properties are the same, the first value is different in magnitude from the second value,
- wherein the first retroreflective marking and the second reflective marking are positioned on the substrate in a first pattern such that the first pattern is associated with a first vehicle,
- wherein at least a portion of the substrate has a convex shape, and
- wherein at least a portion of the article is capable of rotating about a vehicle axle.
5 more elements
4-5. (canceled)
Dependencies are inferred from the claim text.