Human Tech Tree
Researched1885-1888 · Industrial Age (1700 – 1900)

Energy & Industry / Transport & Mobility

Safety Bicycle & Pneumatic Tyre

The chain-driven safety bicycle (1885) and Dunlop's air-filled tyre (1888) bring fast, cheap personal transport to millions.

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John Kemp Starley's Rover (1885), with two equal wheels and a chain drive, was the first practical bicycle for everyone, and John Boyd Dunlop's inflatable tyre (1888) made it comfortable. The bicycle boom of the 1890s drove the development of ball bearings, tubular steel frames, tensioned wire wheels and pressed-metal mass production. The Wright brothers were bicycle mechanics, and early cars borrowed the same wheels, chains and tyres.

Prerequisites

Unlocks

  • Automobile1886Chain drive, ball bearings, steel tubing and wire wheels came from the bicycle industry
  • Airplane1903The Wrights were bicycle builders: light frames, chains and bearings

Sources

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