Rotary Connection Rotary Connection Rotary Connection was an American psychedelic soul band, formed in Chicago in 1966. In addition to their own recordings, Rotary Connection is notable as the backing band for Muddy Waters on his psychedelic blues album "Electric Mud". The band's members included Minnie Riperton, who would emerge as a notable solo artist. The highly experimental band was the idea of Marshall Chess, son of Chess Records founder Leonard Chess. Marshall was the director behind a start-up label, Cadet Concept Records, and wanted to focus on music outside of the blues and rock genres, which had made the Chess label
Rotary hook year, selling it for USD35 (USD891 adjusted). The next year patent , was awarded. The rotary hook design was then called the "Wheeler & Wilson principle" after Wilson's partnership with Wheeler. Just two years later, in 1853, Scientific American took notice: Later, once the patents had expired, the White Sewing Machine Company used it in the popular 'White Family Rotary' machine. Rotary hook The rotary hook (aka rotating hook) is a bobbin driver design used in lockstitch sewing machines of the 19th and 20th century and beyond. It triumphed over competing designs because it can run at higher speeds with