Osbourn Dorsey, the 16-year-old African American who invented …
2023年1月2日 · On December 10, 1878, 16-year-old Osbourn Dorsey invented the doorknob and doorstop to change the culture of people using unorthodox means of keeping their doors closed.
At 16, Osbourn Dorsey opened the door for all of us - Black Wall …
2023年9月15日 · Osbourn Dorsey is one of many ancestors who made significant contributions to our world, even in the face of relentless discrimination and racism at home. While very little is known about Dorsey during his lifespan, his ingenuity and brilliance has opened the door for generations to come.
Osbourn Dorsey - SamePassage
2020年8月20日 · Osbourn Dorsey was an African-American man who invented the doorknob and doorstop in December of 1878. He successfully obtained a patent for his work in the same year. Because of the time in which he lived and the fact that he was African-American, very little is known about his life.
Osbourn Dorsey The Black Boy Who Invented Doorknobs
2024年9月12日 · This daily fact, usually ignored, was the brainchild of a sixteen-year-old black boy named Osborne Dorsey. Back in 1878, in Washington, D.C., Dorsey reformed door-opening. During his teenage age, Osbourn Dorsey figured out …
Who Invented the Doorknob? [When, Where & How] - Nevada …
Osbourn Dorsey was an American inventor who created the first doorknob in 1878. He was one of the first people to realize that door handles were not as efficient as they could be, and he took it upon himself to change that.
Who Invented the Doorknob? | Hunker
2022年10月1日 · The modern doorknob, however — the one with a locking mechanism inside it — was patented by African American inventor Osbourn Dorsey. According to Young Trailblazers: The Book of Black Inventors and Scientists , Dorsey was born a slave in 1862, but was freed when he was eight months old.
Who Invented the Door Stop? - Weekand
2009年10月23日 · What we do know is that Mr. Dorsey was a 19th century African-American inventor. The door stop was his most famous invention. On Dec. 10, 1878, Osburn, or O., Dorsey received patent number 210,764 for this invention.
Who Is O. Dorsey? - Reference.com
2015年8月4日 · Osbourn Dorsey was an African-American man who invented the doorknob and doorstop in December of 1878. He successfully obtained a patent for his work in the same year. Because of the time in which he lived and the fact that he was African-American, very little is known about his life.
Door Knobs Weren't Invented Until AFTER The Civil War
2018年7月14日 · But no, the modern doorknob didn't exist until 1878, when an African-American inventor named Osbourn Dorsey conceived it.
Who Invented The Door Knob? - direct door hardware
2020年6月30日 · While there have been archaic forms of opening and closing doors for thousands of years, the modern door knob that we've come to recognize was invented in the 19th century by Osbourn Dorsey. To open and close their doors, most people used latches or leather straps, but neither method was very effective.
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