US Patent Issued to Apraseodymium (Changzhou) Intelligent Technology on April 29 for "Locking and positioning mechanism and rotational folding positioning apparatus" (Chinese Inventors)

ALEXANDRIA, Va., June 9 -- United States Patent no. 12,287,000, issued on April 29, was assigned to Apraseodymium (Changzhou) Intelligent Technology Co. LTD (Changzhou, China).

"Locking and positioning mechanism and rotational folding positioning apparatus" was invented by Zhen Wang (Changzhou, China), Meng Ji (Changzhou, China) and Xinli Lv (Changzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a locking and positioning mechanism and a rotational folding positioning apparatus. The locking and positioning mechanism includes a locking knob and a positioning pin. The locking knob is in a threaded connection with a side wall of a support sleeve, and the support sleeve...