Improvements in Static Switching Controllers for Effecting Connection to a D.C. Electric Motor and Disconnection from the Motor of a Battery

摘要

1,165,894. Control of D.C. motors. RANSOMES SIMS & JEFFERIES Ltd. 28 Sept., 1966 [28 June, 1965], No. 43290/66. Divided out of 1,165,891. Heading H2J. The subject-matter is identical to that of the parent Specification but the claims are directed to the interlock circuit which ensures that the commutating thyristor is triggered first.