موسوعة العلمـاء و المخترعين .. المخترعون بالترتيب حسب اسم الشهرة .. الحرف ٣_أ

Encyclopedia of Scientists and Inventors..the inventors in order according to their nickname..the letter 3_a

Arkwright, Sir Richard
Arkwright, Sir Richard

English barber and inventor (1732-1792)
Arkwright began his life as a resident and itinerant barber. After the age of thirty-five, he became interested in mechanical issues (powers) and turned to invention. He invented the cotton spinning machine. He has valuable achievements in the field of the textile industry. The water mill • He was damaged by the work of those who resented the textile machinery, but he remained rich, (compare his biography with Hargreaves).
- The advanced cotton spinning machine, designed by Arkwright, with a height of 80 cm.

Armstrong, Lord William George
Armstrong, William George Lord

English engineer (years 1810 - 1900)
Armstrong began his life studying law, then turned to engineering and invention · He invented a number of hydraulic winches, and he also turned to weapons, so he invented Armstrong cannons. It is the first cannon with a snail in the barrel. He established the workshops (workshops) of Al-Zouk near his hometown.

⏹ Arrol, Sir William Arrol, Sir William

British engineer and contractor (years 1839 - 1913)
He has a number of huge engineering achievements in the city of London, such as the tower of London and others, and it is known that he began his life as a worker in a cotton gin, then worked as a blacksmith. He was fond of engineering and was famous for his large contracts.

⏹ Ericsson, John Ericsson,

Swedish engineer and inventor (years 1803 - 1889)
He was born and raised in Sweden and spent an important period of his life in Britain. Then he spent the last part of his life in America.
Interested in studying, designing and producing thermal machines.
In 1829 he built a thermal locomotive in Britain · He had several inventions, the most important of which were marine and caloric machines.

⏹ Aspdin, William Aspdin, William

British architect and inventor (1779 - 1855)
Aspdin emerged in the field of civil construction and was interested in searching for types of cement that have the ability to harden under water. He reinvented cement. Portland ».
It should be noted that the Romans used natural cement collected from volcanic ash that was not wet, from the Pozzuoli region.