Grace's Guide

British Industrial History

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Davies and Soames

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of Faraday House, 66 Southampton Row, London WC

Walter Langdon-Davies and Alfred Soames

Related to or also known as Daysohms Welding Co

1918 The Daysohms clutch was designed and patented by Messrs. Davies and Soames[1]. It was differential electro·magnetic clutch, which may be used to connect either an electric motor, or a gas or oil engine, to a dynamo, or to connect an electric motor to a mechanical load.

1919 The success of the Daysohms clutch led the inventors to extend the ideas to control of arc welding. They had developed and manufactured the Daysohms alternating-current limiting regulator, designed for arc welding[2]

1921 Introduced improved version of the regulator with mechanical control throughout the whole range[3]

1928 Daysohms Ltd was removed from the register of joint stock companies[4]

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