Stephen Holman
of Stephen Holman Ltd and Tangye Brothers and Holman, inventor of Holman's double acting pump.
1827 Born in Gwenapp, Cornwall, son of John Holman (1796- ), engineer [1].
1842-9 Apprentice at Williams brass foundry, Cornwall (may have been Mines Royal Co)
1859 Patented a double action pump which he had invented whilst at Messrs. Fowler's establishment, Whitefriars street, Fleet-street, London[2]
1861 Stephen Holman 33, Managing civil hydraulic engineer, lived in Lee, Kent with Jane N Holman 27, Ann M Holman 7, Jane N Holman Jr 5, Ada E Holman 1[3]
1863 Patent by Stephen Holman, of 18, Cannon-street, relates to a novel arrangement of pump.[4]
1865 Patent by Stephen Holman, of 18, Cannon-street, of a novel construction and arrangement of pump valves and water passages making a simple and efficient pump.[5]
c.1866 Became a partner in Tangye Brothers and Holman
1868 Patent to Stephen Holman, of No. 10, Laurence Pountney-lane, in the city of London, Engineer, for the invention of "improvements in the construction and application of steam pumps, parts of which improvements are also applicable to other pumps, blast engines, exhausters, and other machines, also improvements in hydraulic lifts, and the mode of working the same."[6]
Responsible for adapting the lifting gear for the 18 ton gun carriages designed by Captain Scott.
1881 Stephen Holman 53, mechanical engineer, widower, lived in Brentford with Sarah Treditthick 62, his sister, John Holman 30, mechanical engineer, Jane N. Holman 25, Ada E. Holman 21[7]
1886 Member of Institute of Civil Engineers. By this time he had made many inventions in construction and adaptation of mechanical appliances including in pumping, in gas apparatus, in manipulating heavy ordnance, and in automatic condensers for steam pumping, many of which were manufactured by Tangyes. He was engaged as consulting civil engineer in Westminster.
1911 Retired civil engineer, living in Kensington with his wife Catherine[8]
1914 Died in Middlesex
See Also
Sources of Information
- Civil engineer records