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Strowger switch

The Strowger switch is the first commercially successful electromechanical stepping switch telephone exchange system. It was developed by the Strowger Automatic Telephone Exchange Company founded in 1891 by Almon Brown Strowger. Based on its mechanical characteristics, it is also known as a step-by-step (SXS) switch.

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Map overview Semantic statistics

Strowger switch

Nodes30
Edges29
Triples41
Avg. degree1.93
Density0.066667
Components1

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Strowger switch

Top relations

related to British deployment · 23
Strowger switch → Britain, British, British General Post Office, Darlington, Director, Dudley, Fleetwood, From, Grimsby, Hereford, Leeds, London, Lorimer, October, September, Siemens, Strowger, Sweden, SXS, The
related to Two-motion mechanism · 9
Strowger switch → An, Another, It, Its, Strowger, The, The Strowger, Toward, When
related to Development · 8
Strowger switch → Another, Company, Cut-off, Instead, Line, Strowger, Strowger Automatic Telephone Exchange, The
is a · 1
Strowger switch → first commercially successful electromechanical stepping switch telephone exchange system

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Important terminology

telephone strowger switch exchange automatic company keys systems equipment shaft first exchanges system pulses one number used dial rotary switches

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Strowger switchis afirst commercially successful electromechanical stepping switch telephone exchange system0.90text
Strowger switchrelated to British deploymentFrom0.60section
Strowger switchrelated to British deploymentBritish General Post Office0.60section
Strowger switchrelated to British deploymentBritish0.60section
Strowger switchrelated to British deploymentDarlington0.60section
Strowger switchrelated to British deploymentOctober0.60section
Strowger switchrelated to British deploymentDudley0.60section
Strowger switchrelated to British deploymentSeptember0.60section
Strowger switchrelated to British deploymentFleetwood0.60section
Strowger switchrelated to British deploymentSweden0.60section
Strowger switchrelated to British deploymentGrimsby0.60section
Strowger switchrelated to British deploymentSiemens0.60section

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