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What contribution did any one of the following make to technology? (i) James Dyson (ii) Igor Sikorsky (iii) Chester Carlson. - Leaving Cert Engineering - Question 1 - 2009
Question 1
What contribution did any one of the following make to technology? (i) James Dyson (ii) Igor Sikorsky (iii) Chester Carlson.
Worked Solution & Example Answer:What contribution did any one of the following make to technology? (i) James Dyson (ii) Igor Sikorsky (iii) Chester Carlson. - Leaving Cert Engineering - Question 1 - 2009
Step 1
Contribution of James Dyson
Answer
James Dyson, born in Norfolk, England in 1947, made significant contributions to technology through his invention of cyclone technology in vacuum cleaners. This technology allowed for a bagless system that does not clog or lose suction. Notably, the Dyson Airblade hand dryer, launched in 2006, revolutionized hand drying technology in public restrooms, emphasizing hygiene and efficiency.
Step 2
Contribution of Igor Sikorsky
Answer
Igor Sikorsky, a Russian born in 1889, had a profound impact on aviation with his most notable contribution being in helicopter design. Sikorsky is credited with developing the first successful single-rotor helicopter, which led the way for future advancements in vertical flight technology, improving both military and civilian aviation.
Step 3
Contribution of Chester Carlson
Answer
Chester Carlson, in 1939, developed the concept of the photocopier, which was integral to the creation of the Xerox machine. This invention transformed document reproduction and paved the way for modern photocopying technology, significantly impacting businesses and personal use by enhancing efficiency in document handling.