Heat Control Devices of the Past

Rounded blades began to appear

Emerson Electric introduced the silver swan

Philip Diehl patented the ceiling fan

Air Conditioning was invented by Willis Carrier, which decreased the popularity of fans

Fans with more than 2 blades were produced

Oscillating Fans began to appear

Fans were made for residential use.

WWII, Fan makers stopped production so resources could be used on the war

Schyular Skaats Wheeler invented the first electric fan. It had two blades, powered by an electric motor

Fans with overlapping blades were invented

During WWI, fans were hard to make due to brass shortages from ammunition production