Tire defect detection employing electrical arcing

Details Tire defect detection employing electrical arcing Tire defect detection employing electrical arcing

1998-04-16

2000-04-18

Felber, Joseph L.

Measuring and testing

Tire, tread or roadway

Tire inflation testing installation

324558, G01M 1702

Patent

active

060501367

ABSTRACT:
An apparatus for testing a tire. The tire has sidewalls and a tread portion. The tread portion has inner and outer surfaces. The apparatus comprises a tire lift. The tire lift has a main frame and a subframe. The subframe engages the main frame and is movable in a vertical direction. First and second drive rollers are operably connected to the subframe and arranged to support the tread portion. A stabilization roller is operably connected to the tire lift. The stabilization roller is arranged and configured to be placed proximal to one of the sidewalls. First and second electrodes are operably connected to the tire lift. The first and second electrodes are arranged and configured to be positioned on opposite sides of the tread portion. A power supply is arranged and configured to create an electrical potential between the first and second electrodes.

REFERENCES:
patent: 4516068 (1985-05-01), Hawkinson, Jr. et al.
patent: 4520307 (1985-05-01), Weiss et al.
patent: 4936138 (1990-06-01), Cushman et al.
"Hawkinson NDT.RTM. Combo-2 Operator Manual", Feb. 20, 1995, Hawkinson Treading, Inc., Minneapolis, MN (13 pgs).

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