ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,438,346, issued on Oct. 7, was assigned to Inertial Engineering and Machine Works Inc. (Stockton, Calif.).
"Vacuum bottle housing" was invented by Dean Carnell Sanders (Clements, Calif.) and Elliott James Gist (Modesto, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An underarm gang operated vacuum break switch (underarm switch) has an electrically live portion under a mounting arm, which provides advantages over the standard vacuum break switch, which have the electrically live portion above the mounting arm. Because the non-electrified mounting arm is above the electrified portion, the underarm switch is safer for perching birds and other wildli...