Asphalt sampling device

Details Asphalt sampling device Asphalt sampling device

2006-11-07

2009-08-11

Raevis, Robert R (Department: 2856)

Measuring and testing

Sampler, sample handling, etc.

Capture device

Reexamination Certificate

active

07571658

ABSTRACT:
An articulated robotic hot asphalt sampling device comprising: a vertical base; a manually or automatically powered vertical shaft extending vertically from the base; a generally horizontal arm extending from the vertical shaft, having a first end proximate the vertical shaft and a second end remote from the vertical shaft and capable of pivoted vertical movement; a mechanism for pivotally vertically moving the generally horizontal arm; a sampling arm in the second end of the generally horizontal arm capable of upward and downward movement relative to the second end; a mechanism for moving the sampling arm upward and downward; a sampling bucket mounted to the sampling arm; a mechanism for opening and closing the sampling bucket; and a mechanism for controlling movement of the various elements of the sampling device.

REFERENCES:
patent: 2499433 (1950-03-01), Waite et al.
patent: 3954013 (1976-05-01), West
patent: 5211062 (1993-05-01), Moser
patent: 6318193 (2001-11-01), Brock et al.
From the website of Pavement Technology Incorporated, Jan. 2006.

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