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
Pen spinning the website grew and its limits became apparent, Kam redistributed its information to two new websites, the first one of which, Pentrix, would eventually close indefinitely. On January 11, 2004, the second new website, the Universal Pen Spinning Board, was released and would act as the successor to the Pentix board to be the first pen spinning website with the goal of creating a centralized forum in which pen spinners from any website or location across the world could communicate. PenDolSa, an unrelated Korean pen spinning board released in 2003, acted as the first large-scale pen spinning forum prior to