John Kay (spinning frame) a spinning machine embodying the ideas which they had been developing. Arkwright patented it 1769 without mentioning Kay, his "workman". Kay learned of this patent from another Nottingham inventor, James Hargreaves, and told Hargreaves that it was he, Kay, who was the real inventor. Arkwright accused Kay of revealing the design to Hargreaves, and the two fell out. Kay left Arkwright's Nottingham house, where he had been living, ending their relationship. Kay subsequently accused Arkwright of stealing his work tools, and Arkwright made a counter-charge . The spinning machine as constructed in Nottingham by Kay and Arkwright was powered by
Spinning (cycling) Johnny Goldberg (known as Johnny G) in the mid-1980s after he was struck by a car while training for a race at night. Goldberg's early Spinning prototypes were targeted toward endurance athletes as a substitute for outdoor bicycle training, and allowed the athlete to train year-round regardless of outdoor weather conditions. In 1993, Goldberg and his business partner, cycling enthusiast John Baudhuin, launched the Spinning indoor cycling fitness program in Santa Monica, California through their business entity Mad Dogg Athletics, Inc. The first Spinning brand indoor cycling programs were held in Crunch gyms in New York, but were only regionally