Osvaldo Borsani Armchair (P40) 1955, articulated chaise longue. The rubber-armed chair was a sophisticated ‘machine for sitting’ that could it was claimed, assume 486 positions.
Osvaldo Borsani was an Italian architect and designer and he produced a large body of work in the 1940’s and early 1950’s, including case goods storage pieces and seating. In 1953, Osvaldo and his brother Fulgencio founded a firm call Tecno which as its name suggested became known for research and technology base to furniture design.
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J39 Chair by Børge Morgensen – Encyclopedia of Design
The J39 Chair was designed in 1947 by Børge Mogensen. J39 is a flexible solid wood masterpiece featuring a hand-woven seat with a natural paper cord. In 1939, just beginning his design career, when Mogensen was a 28-year-old architect, he followed his vision of producing high-quality, practical furniture that could popularise modernist design for the general public.
Peter Opsvik Norwegian furniture designer – ergonomic chairs – Encyclopedia of Design
Peter Opsvik is a Norwegian furniture designer. In the 1960s, studied ergonomics under Ulrich Burandt and in design schools in Bergen and Oslo. In the 1970s, in Britain and Volkwangschule filr Kunstgewerbe, Essen. 1965-70, he was a designer at the Tandberg Radio Factory. Subsequently, he collaborated with Hans Christian Mengshoel on the development of ergonomic seating.