ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,525,412, issued on Jan. 13, was assigned to VIVO MOBILE COMMUNICATION Co. LTD. (Dongguan, China).
"Lifting key and electronic device" was invented by Lei Lv (Dongguan, China), Qingbin Cai (Dongguan, China) and Zhengwang Wu (Dongguan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A lifting key and an electronic device are provided. The lifting key includes a key body, telescopically arranged on an installation body; and a transmission module, movably arranged on the installation body. The transmission module is arranged opposite to the key body. The lifting key further includes a drive module. The drive module includes a drive part and a power tra...