ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,704,187, issued on Aug. 11, was assigned to PITTWAY SARL (Rolle, Switzerland).
"Flow modulator for a fluid" was invented by Clemens Metker (Bad Iburg, Germany), Martin Petersmann (Osnabrueck, Germany), Anton Quatmann (Vechta, Germany), Ulrich Oldehus (Lohne, Germany) and Sven Boller (Bramsche, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "Flow modulator (10) for a fluid like combustion gas, comprising: a modulator body (11) having a channel (14) providing a flow passage (20) for the fluid: a valve body (17) having an opening (18) providing another flow passage (19) for the fluid: an actuator (21) by which the valve body (17) is rotatably displa...