Engineers

1
(No Transcript)
2
Engineers

• Some history, some observations, and a look to
  the future

3
Some History

• Three engineers
• Oliver Evans
• Isambard Kingdom Brunel
• John Ericsson

4
Oliver Evans (1755-1819)

• Automation
• Patent rights
• Steam propulsion

5
Engraving of Evans Mill
6
Model of Evans Mill
7
Evans Patent Fights

• Evans A patent represents the inherent right of
  an inventor to to gain a return from an
  invention. An idea is personal property, and
  deserves the same protection by the government as
  for any other property.
• Jefferson A patent is a temporary right granted
  to the inventor by society as an efficient way of
  promoting the introduction of new technology for
  the public good.

8
The Oruktor Amphibolos
9
Model of the Oruktor Amphibolos
10
Reconstruction of the Oruktor Amphibolos
11
The Oruktor as a steamboat
12
Evans Grasshopper engine
13
Evans Columbian Engine
14
Isambard Kingdom Brunel (1806-1859)

• Thames Tunnel
• The Clifton Bridge
• Great Western Railway
• The Great Eastern

15
The Thames Tunnel
16
The Clifton Bridge
17
The Great Western
18
The Great Britain
First iron-hulled steamship with screw propulsion
19
The Great Britain
20
The Great Eastern
21
The Great Eastern

• Designed for service to Australia.
• By far the largest ship built to that time.

22
The Great Eastern
23
Recovering the Parted Cable
24
John Ericsson (1803-1889)

• Swedish-American
• Inventor of
• Steam fire engine
• Screw propeller
• Shell-and-tube heat exchanger

25
The Rainhill Trials

• Determine the best locomotive design
• Ericsson and Braithwaite vs. Stephensons

26
The Novelty in the Manchester Museum
27
The Novelty vs. the Rocket
28
The Princeton disaster
29
The Caloric Ship Ericsson
30
Monitor vs. Virginia
31
Ericssons Hot Air Engine
32
Ericssons Notes to Would-Be Inventors

• Captain Ericsson refuses to have anything to do
  with your clumsy invention.

33
Ericssons Notes to Would-Be Inventors

• Captain Ericsson refuses to have anything to do
  with your clumsy invention.
• I regret to state that you are spending your
  time on a mechanical absurdity.

34
Ericssons Notes to Would-Be Inventors

• Captain Ericsson refuses to have anything to do
  with your clumsy invention.
• I regret to state that you are spending your
  time on a mechanical absurdity.
• There is not a redeeming feature in your entire
  plan, and I sincerely trust that such a vessel
  will never be built.

35
Concluding Remarks I

• Common Factors
• Driven by their vision
• None became rich
• Educated in fundamental principles
• Real joy and fulfillment in their work
• CREATIVITY

36
Concluding Remarks II

• Todays engineers
• Broad educational needs
• Mostly members of team projects
• Global opportunities, global projects
• Major societal impact of decisions

37
Concluding Remarks III

• The Future
• Continuing struggle for professional recognition
• Impact of global quality education
• Team approach to problem solving
• New technologies driving increasing need

38
(No Transcript)