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The Cotton Gin
-Eli Whitney patented his new and useful improvement in the mode of Ginning Cotton.
-the cotton gin had spiked points attached to a wooden device used to pull the cotton fibers through the slots in a metal plate. The slots were too small for the seeds to get through.
-It was invented for southern workers who worked in the cotton fields
-sped up cotton production. -
The Sewing Machine
Elias Howe Jr.,is credited as the inventor
-sped up the making of clothe - the machine stiched a straight seam and had to be reset when it reached the end of the plate on the machine -
Typewriter
- invented by Christopher Sholes, Carlos Glidden, and Samuel Soule
- first patented in 1867 -It wrote capital letters only on what is called the QWERTYUIOP keyboard.
- sped up writing because you no longer had to write by hand
- the typewrited was used by putting paper into a slot attached to a keyboard. When typed on the key pressed would produce the same letter on the paper
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Phonograph
-Invented by Thomas Edison when he was 30
- The phonograph cut the impressions on the surface of the recording cylinder, then a sound was reproduced from the cuts
- was the beginning of music players -
Light Bulb
Invented by Thomas Edison
in 1787, Edison and his team wanted to create an affordable electrical bulb
