Producing stress on surfaces
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United States of America Patent
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May 14, 2013
Grant Date -
Nov 25, 2010
app pub date -
Apr 19, 2010
filing date -
Jun 16, 2006
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An apparatus for producing stress on a surface, comprising one or more service assembly and one or more cleaning assembly. The service assembly comprises one or more means for applying dirt to said surface, or one or more means for scuffing said surface, or one or more means for dragging a test material across said surface, or a combination thereof. The cleaning assembly comprises one or more scrubber, or one or more burnisher, or a combination thereof.
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Cited Art Landscape
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