MUMBAI, India, Oct. 5 -- Intellectual Property India has published a patent application (202531031670 A) filed by Bharat Heavy Electricals Limited on March 31, 2025, for “a Method And Tool For Chevron Notch Cutting”.
Inventors include Madhu Madhavan; Mariadoss Johnson Clawrence; Narayananan Pattanpillai; and Prakash Lakshminarayanan.
The application for the patent was published on October 02, 2026, under issue no. 40/2026.
Abstract: ABSTRACT “A METHOD AND TOOL FOR CHEVRON NOTCH CUTTING” The present invention relates to a tool and method for efficiently fabricating chevron notches in fracture toughness test specimens, including compact tensile (CT) and three-point bend samples. Unlike conventional multi-step wire-cut EDM methods, which ar...