MUMBAI, India, July 13 -- Intellectual Property India has published a patent application (202617071533 A) filed by Walvoil S. P. A. on June 09, 2026, for Open-Centre Valve Device For Operating Machines.
Inventors include Denti, Guido; Mesturini, Davide; and Talami, Matteo Number.
The application for the patent was published on July 10, 2026, under issue no. 28/2026.
Abstract: An open-centre valve device for heavy equipment machines comprises a first section and a second section connected to respective pairs of work ports, a high-pressure line and a discharge line. Each of said sections comprises a spool control element. The valve device further includes one or more free flow segments and a series duct. At least one of said sections compr...