ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,717,218, issued on Aug. 25, was assigned to ZHONGSHAN BOLANG ELECTRONIC TECHNOLOGY Co. LTD. (Zhongshan City, China).
"Angle-adjustable projection mechanism and projector" was invented by Gang Wang (Zhongshan City, China) and Ke Xian Liu (Zhongshan City, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An angle-adjustable projection mechanism and a projector are provided. The adjustable angle projection mechanism includes a light source assembly, a condenser lens, a projection pattern assembly and an adjustable reflecting mirror assembly arranged sequentially along an optical path. A light beam emitted by the light source assembly is concentrated by ...