INVENTIONS AND INVENTORS WITH LIFE HISTORY
Jan 21, 2015
INVENTIONS AND INVENTORS WITH LIFE
HISTORY
INVENTIONS AND INVENTORS WITH LIFE
HISTORY
ELI WHITNEY
• Born: December 8, 1765
Westborough, America• Died: January 8, 1825 • Nationality: American• Education: Yale College• Children: 4• Parents: Eli Whitney,
Elizabeth
COTTON GIN
• Eli Whitney patented the Cotton Gin on March 14,1794.
• The cotton gin is a machine that separates seeds, hulls and other unwanted materials from cotton after it has been picked.
COTTON GIN
ALEXANDER GRAHAM BELL
• Born: March 3, 1847
Edinburgh, Scotland • Died: August 2, 1922 • Spouse(s): Mabel
Hubbard• Children: 4• Parents: Alexander
Melville Bell and Eliza Bell
TELEPHONE
• In 1875,Alexander Graham bell built the first telephone.
• The telephone is an instrument that converts voice and sound signals into electrical impulses for transmission by wire to a different location.
TELEPHONE
ELIAS HOWE
• Born: July 9, 1819
Massachusetts• Died: October 3, 1867• Spouse(s): Elizabeth
Jennings Ames • Children: 3 • Parents: Elias Howe
and Polly Howe
SEWING MACHINE
• The first functional Sewing Machine was invented by a French tailor.
• Elias Howe patented the first lockstitch sewing machine in 1846.
SEWING MACHINE
NIKOLAY BASOV
• Born: 14 December 1922
Usman, Russian SFSR• Died: 1 July 2001 • Known for: Invention of
lasers and masers• Notable awards: Nobel
prize in Physics
LASERS
• A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation.
LASERS
George de Bothezat
• Born: June 7, 1882
Saint Petersburg• Died: February 1, 1940• Nationality: Russian
Empire, United States• Significant projects: de
Bothezat helicopter
HELICOPTER
• The de Bothezat helicopter, also known as the Flying Octopus, was an experimental quadrotor helicopter built for the United States Army Air Service which came to be called as the Helicopter.
HELICOPTER
RICHARD JORDAN GATLING
• Born: September 12, 1818
• Died: February 26, 1903
• Known for: Gatling gun
MACHINE GUN
• A machine gun is a fully automatic mounted, usually designed to fire bullets in quick succession from an magazine, typically at a rate of several hundred rounds per minute.
MACHINE GUN
CHRISTIAAN HUYGENS
• Born: 14 April 1629
The Hague, Dutch Republic
• Died: 8 July 1695 • Known for: Pendulum
clock
PENDULUM CLOCK
• A pendulum clock is a clock that uses a pendulum, a swinging weight, as its timekeeping element.
• The advantage of a pendulum for timekeeping is that it is a harmonic oscillator.
PENDULUM CLOCK
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THANK YOU FOR WATCHINGA TEAM WORK BY
Kavirathna Praveena Jeeva Deepika Pavithra Smrithi Lavanya Ellakkiya