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Canadian Inventions/ Inventors of the 1920's

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Cassie York

on 21 October 2014

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Transcript of Canadian Inventions/ Inventors of the 1920's

Canadian Inventions/ Inventors of the 1920's
Hairdryer
Who-
Alexander Godefroy by taking inspiration from the vacuum cleaner.

What-
An electrical device for drying a person's hair by blowing warm air over it.

When-
1920 the first hair dryer was invented. However by 1925 after the invention of the hair dryer, a blow dryer was invented and eventually became the public's choice, due to its smaller, hand held size.

Where-
In Alexander Godefroy's salon in France.

Why-
A quicker way for both men and woman to dry their hair, from the use of warm air blowing through small holes in the machine.

How-
A machine that hot air is blown out through the tiny openings around the inside of the dome so the person's hair is dried evenly.
Band Aid
Who
- Earle Dickson, employee of Johnson & Johnson

When
- 1920. By 1924 Johnson & Johnson introduced the first ever machine that produced sterilized band aids. The first band aids were hand made.

Why
- Initially made because his wife (Josephine Dickson) was always cutting or burning herself while cooking.

What
- The creation of the band aids in 1920
Traffic Lights
Who
- Police officer William L. Potts of Detroit Michigan.

What-
A road signal for directing vehicle traffic by means of coloured lights. Typically
red
for stop,
green
for go, and
yellow
for proceed with caution

When-
1920 the first was invented. Within a year Detroit had installed a total of 15 traffic lights.

Where-
Detroit, Michigan

Why-
The rapid increasing amount of automobiles during this time was creating a problem on the roads. Police officers had to be stationed full-time for directing the traffic even in horse and buggy.

How-
Potts used
red
,

amber

, and
green
railroad lights. Which cost $37.00 worth of wiring and electric controls to produce the worlds first 4-way, three coloured traffic light.
" The Roaring Twenties! "
Snow Mobiles
Insulin
Who
- Insulin was invented by Fredrick G. Banting, and John Macleod.

When
- During the summer of 1921 they made exceptional progress, in 1922 they ended up up successfully treating a human patient.

Why
- Fredrick Banting had ideas that it could be possible to isolate internal secretions of the pancreas by ligating pancreas ducts, which would minimize contamination of the tissue.

Where
- This invention took place in London, Ontario.

What
-
The creation of the commonly used insulin was invented.

How-
They prepared active extracts from the normal pancreas of the ox by extraction of the gland with alcohol.

Fun Fact;
Insulin is a hormone produced by the pancreas.
Fun Fact; The first band aid made was 2 1/2 inches wide, and 18 inches in length.
Fun Fact; In 1928 Charles Adler invented a new traffic light that became activated when drivers honked their vehicle horns.
Fun fact; The first hair dryer was and has been inspired by the vacuum cleaner
Who
- Founder of Bombardier. His most famous invention was the snowmobile invented by Joseph-Armand Bombardier.

When-
In 1920, when engines became lighter and smaller than before, Joseph-Armand Bombardier invented what we know as the modern snowmobile.

Why-
The snowmobile was invented to get across snow and to be able to run in harsh weather conditions as well as today gives snow machine enthusiasts find new ways to have fun.

Where-
The snowmobile was invented in the Eastern Townships of Quebec, Canada

What-
The snowmobile is a land vehicle designed for winter travel on snow. It is designed to be operated on snow and ice. Snowmobiles do not require a specific road or trail
Fun Fact; Joseph-Armand Bombardier invented the first snowmobile n he was only 15 years old.
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