Background
Constant was born at Gravesend, the son of Frederick Charles Constant and his wife Mary Theresa (Tissie) Hayne. His father was a dental surgeon in Folkestone.
Constant was born at Gravesend, the son of Frederick Charles Constant and his wife Mary Theresa (Tissie) Hayne. His father was a dental surgeon in Folkestone.
Constant was born at Gravesend, the son of Frederick Charles Constant and his wife Mary Theresa (Tissie) Hayne. His father was a dental surgeon in Folkestone. Hayne was educated at King"s College Choir School Cambridge, King"s School, Canterbury, The Technical Institute Folkestone, Sir Roger Manwood"s School, Sandwich and Queens" College, Cambridge.
Constant stayed at Cambridge for a post graduate year in 1927/28 and then joined the Royal Aircraft Establishment at Farnborough. After six years he joined Imperial College. In 1936 Henry Tizard persuaded Constant to return to the RAE from Imperial College to help with the development of A. A. Griffith"s turbine engine designs.
A series of engines to Griffith"s design were built under Constant"s direction at the RAE. He was the Head of the Research Department at Power Jets (R&Doctorate) from 1944 to 1946.
In 1964 he became Chief Scientist (Royal Air Force) at the Ministry of Defence. Constant died unmarried at the age of 63.
Royal Society]
He became a member of the Institute of Mechanical Engineers.