ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,734,534, issued on Sept. 15.
"Water flow control device with pre-adjustable output" was invented by Tzu-Lin Huang (Lukang Township, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention discloses a water flow control device with pre-adjustable output, comprising: a housing assembly with water inlet and outlet channels in an offset configuration and a flow regulation chamber between them; a rotatable and axially movable control shaft within the flow regulation chamber, including a front section, a rear section, a terminal end, and a flow modulation section; seal rings on the front and rear sections and adjacent to the rear end of t...