Electro-mechanical Counting Devices

HISTORICAL DEVELOPMENT OF COMPUTERS

Electro-mechanical Counting Devices These are counting devices that could be operated both electrically and mechanically. Electro-mechanical devices include the following: Speeding Clock Blaise Pascal machine Gottfried Leibniz Machine SPEEDING CLOCK OR CALCULATING CLOCK In 1623 and 1624, reported his design and construction of what he referred to as an arithmetical instrument that he has […]

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ELECTRO-MECHANICAL COUNTING DEVICES

Electro-mechanical Counting Devices JOSEPH JACQUARD’S LOOM The Jacquard machine is a device fitted to a power loom that simplifies the process of manufacturing textiles with such complex patterns as brocade, damask and matelassé. It was invented by Joseph Marie Jacquard in 1804. The loom was controlled by a chain of cards, a number of punched

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