ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,700, issued on June 23, was assigned to HITACHI POWER SOLUTIONS Co. LTD. (Hitachi, Japan).
"Roll press machine" was invented by Sadao Tsuruta (Hitachi, Japan), Daisuke Tasaki (Hitachi, Japan), Shun Ito (Hitachi, Japan), Masanori Takahashi (Hitachi, Japan) and Takahiro Mitamura (Hitachi, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A roll press rolls each including an upper roll and a lower roll that are supported by a main bearing at both ends and rotate at a predetermined speed, upper and lower bending bearings that are disposed outside each of the main bearings and correct deflection of the press rolls by receiving a bending load, an upper...