April 2021 - Hill Engineering

Hill Engineering awarded patent for innovative DART system

by Adrian DeWald

Hill Engineering was recently awarded US Patent 10,900,768 for residual stress measurement technology. Granted on January 26, 2021, the title of the patent is “Systems and Methods for Analysis of Material Properties of Components and Structures Using Machining Processes to Enable Stress Relief in the Material Under Test..” The patent abstract is available below. There is a link at the end to download and read it in full.

Case Study: Contour Method Uncertainty

by Robert Pires

The contour method is a residual stress measurement technique that provides a two-dimensional map of residual stress on a plane. Hill Engineering’s most recent case study explores how we determine the uncertainty in these measurements.