Asymmetric cube corner article
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United States of America Patent
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Nov 3, 1998
Issued Date -
N/A
app pub date -
Jun 6, 1996
filing date -
Oct 20, 1993
priority date (Note) -
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Abstract
A cube corner article has a plurality of geometric structures formed by at least three intersecting groove sets. Each geometric structure has three faces arranged as a cube corner element. Some of the geometric structures also have a fourth face which is not a part of a cube corner element. At least one of the grooves in the three intersecting groove sets has a first and second side surface extending uniformly from a groove vertex, the first side surface forming one of the three faces and the second side surface forming the fourth face.
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