Traveling ski grade reference for asphalt paving machine
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United States of America Patent
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Feb 20, 1996
Grant Date -
N/A
app pub date -
Aug 29, 1994
filing date -
Aug 29, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A flexible, floating beam, for use with a ground contour averaging apparatus on a paving machine includes a flexible main beam mounted on a paving machine, sliding skis supporting the main beam above the ground at two or more points, the main beam formed from a preselected material having a yield strength, the main beam having a preselected combination of section, moment of inertia, bending moment and deflection, whereby the main beam is characterized by a combination of maximum deflection and an internal stress below the yield strength of the beam material.
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