ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,496,761, issued on Dec. 16, was assigned to SUZHOU YIBEN LIFE TECHNOLOGY Co. LTD (Suzhou, China).
"Sealing apparatus, sealing and cutting device, and processing method" was invented by Guoxiang Sun (Suzhou, China) and Yonghua Dong (Suzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A sealing apparatus (10, 10'), comprising a sealing base plate (1, 1'), pressing parts (2, 2'), and a sealing turntable (3, 3'), wherein a plurality of pressing parts are enclosed at one end to form a shrink hole (101, 101'), and the sealing turntable drives the plurality of pressing parts to move synchronously so as to continuously shrink or expand the shrink hole....