ALEXANDRIA, Va., June 17 -- United States Patent no. 12,310,468, issued on May 27.
"Side-arm umbrella structure" was invented by Banggan Yan (Yongkang, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention discloses a novel side-arm umbrella structure, which consists of a bracket and an umbrella body connected to one side of the bracket, wherein the umbrella body forms an umbrella-shaped structure by an upper hinge disc, a lower hinge disc, a first diagonal pull rod, a second diagonal pull rod and a plurality of umbrella ribs and umbrella braces; and the novel side-arm umbrella adopts a transmission mechanism in the form of a chain gear to drive the folding and unfolding of the umbrella,...