US Patent Issued to Otter Controls on Sept. 2 for "Apparatus for controlling an air inlet valve for a solid fuel burner" (British Inventors)

ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,405,008, issued on Sept. 2, was assigned to Otter Controls Ltd. (Fairfield, Great Britain).

"Apparatus for controlling an air inlet valve for a solid fuel burner" was invented by Richard Bentley (Buxton, Great Britain), Andrew Hunt (Minehead, Great Britain) and Stephen Hollick (Buxton, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "Apparatus for controlling the flow of air through an air inlet in a solid fuel burner comprises: a mechanical temperature sensor for sensing the temperature within the solid fuel burner, the sensor comprising first and second elongate parts having different coefficients of linear thermal expansion and arranged s...