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Invention of the ballpoint pen. By Pizzas. Inventor of the ballpoint pen. László Bíró he came from Hungary and was born in Budapest on September 19th, 1899 died on November 24th 1985 in Buenos Aires. How he did it. - PowerPoint PPT Presentation
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By Pizzas
Lszl Brhe came from Hungary and was bornin Budapest on September 19th, 1899died on November 24th 1985 in Buenos Aires
He developed a new tip consisting of a ball that was free to turn in a socket, and as it turned it would pick up ink from a cartridge and then roll to deposit it on paper
Quill pen-founded in 700 ADReservoir pen-founded in 953Fountain pen-founded in 19 centuryBallpoint pen-founded in 1938
Quill Reservoir Fountain Ballpoint
Refillable-made of metal and plasticDisposable-made of plasticsSimplest types-cap pens , made of metal or plastic (or both)Others have a mechanism for retracting the tip, the mechanism is usually controlled by a button at the top and is powered by a spring within the body of the pen , but other possibilities include a pair of buttons , a screw , or a slide
Having the ball point pen is fasterThe Quill needs to be dipped into ink(so those the reservoir and fountain pen)The ballpoint pen can be used immediately after pushing the button and only has to be refilled when the ink cartridge is empty
No shoutingRaise up your handNo so unfair mourningSit down
Who was the inventor of the ball point pen?
1)Adorjan2)Barto3)Lszl
When was the ballpoint pen founded?
1)18992)19383)953
Where was the inventor of the ballpoint pen born in?
1)UK2)USA3)Hungary
What are disposable ballpoint pens made of?
1)Metal2)Plastic3)Rubber
ThankYou