Invention Grant
US08474323B1 Carpet deflection measurement device 失效
地毯偏转测量装置

Carpet deflection measurement device
Abstract:
A device for measuring rigidity, flexibility, and other properties associated with deformation of a thin planar material sample such as carpeting is described. The device is portable and can be manually operated. The device includes a movable testing assembly which is used to urge a testing member against a sample and measure compressive force(s) relative to deformation of the sample.
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