ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,434,418, issued on Oct. 7, was assigned to KYORAKU Co. LTD. (Kyoto, Japan).
"Die lip opening/closing device" was invented by Yoshihiro Yamasaki (Yamato, Japan), Shuji Ito (Yamato, Japan) and Tadatoshi Tanji (Yamato, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a die lip opening/closing device capable of preventing wear and damage on an actuator of a pusher. According to the present invention, there is provided a die lip opening/closing device, the device including an opening/closing structure configured to open and close a die lip of a T-die in response to a linear motion of a pusher, and an actuator configured to actuate the pusher t...