african-american elijah mccoy inventorsbesterfi/class/hotpdf/afr_am_inv.pdf · 1 african-american...
TRANSCRIPT
1
AFRICAN-AMERICAN INVENTORS
ELIJAH McCOYGRANVILLE T. WOODSLEWIS LATIMER
ELIJAH McCOY
z The son of runawayslaves. He was bornin Ontario, Canada.
z EDINBURGH, SCOTLAND(APPRENTICESHIP IN MECH.ENG.)
DRIP CUP
z Patented 1872z over 57 patentsz Elijah McCoy Manufacturing
Firm(opened to market andimprove inventions)
Places he received patents
z Great Britainz Francez Austriaz Germanyz Russia
GRANVILLE T. WOODS
z BORN IN COLUMBUS,OHIO(1856)
z TRAINING (Technical schoolfor electrical and mechanicaleng.) ------- 2 yrs as engineeraboard British SteamerIronsides
INVENTIONS
z Dynamotor- regulated electric motorz induction telegraph- communicate to and from moving trainsz electro -mechanical brakez electric railway conduit
2
PATENTS CON’T
z OVER 50 PATENTS- MOST HAD TO DO WITH CONTROL ANDDISTRIBUTION OF ELECTISITY
z WOODS RAILWAY TELEGRAPH COMPANY- CINCINNATI, OHIO
LEWIS LATIMER
z “LIKE THE LIGHT OF THE SUNIT BEAUTIFIES ALLTHINGSON WHICH IT SHINES, AND ISNO LESS WELCOME IN THEPALACE THAN IN THEHUMBLEST HOME ”
LIFE
z Member of Edison Pioneers(group of distinguishedscientists and inventors who worked for Edison)
z joined navy at age 15- discharged in 1865
z Crosby and Gould(Patent Office)-learned to draft
FILAMENT
z Electric lamp withcheap filament
z helped Edison light upthe world
z “Incandescent ElectricLighting”- bookwhich was a guidefor lightingengineers