Engineering News Blog

Engineering News

Latest news of interest to engineers. Sourced from GlobalSpec's Engineering News
Previous in Blog: Robot Suicide Ad Changed By GM   Next in Blog: Can-Am Spyder: Sports Car With Three Wheels?
Close

Comments Format:






Change Mode
Close

Subscribe to Discussion:

CR4 allows you to "subscribe" to a discussion
so that you can be notified of new comments to
the discussion via email.

Close

Rating Vote:







Add Vote
3 comments
Rate Comments: Nested

How it's Made: Light Bulb

Posted February 13, 2007 7:08 AM

From TechEBlog:

An electrical current passes through a thin filament, heating it and causing it to become excited, releasing thermally equilibrated photons in the process. The enclosing glass bulb prevents the oxygen in air from reaching the hot filament, which otherwise would be destroyed rapidly by oxidation.

Click to Watch the Video

Reply

Interested in this topic? By joining CR4 you can "subscribe" to
this discussion and receive notification when new comments are added.
stilljester
Power-User
United States - Member - Germany - Member - Spain - Member - Trabajo en Pamplona

Join Date: Nov 2005
Posts: 339
#1

Re: How it's Made: Light Bulb

02/13/2007 11:55 AM

Very Cool as the whole process is automated.
Reply
Electroman
Guru
United Kingdom - Member - Olde Member!! Engineering Fields - Instrumentation Engineering - New Member

Join Date: Jul 2006
Location: Dunstable, England
Posts: 2821
Good Answers: 45
#2

Re: How it's Made: Light Bulb

02/14/2007 7:01 AM

Ohh they've removed the video.....

__________________
 A little knowledge is a dangerous thing - Googling is far worse!
Reply
stilljester
Power-User
United States - Member - Germany - Member - Spain - Member - Trabajo en Pamplona

Join Date: Nov 2005
Posts: 339
#3
In reply to #2

Re: How it's Made: Light Bulb

02/14/2007 7:50 AM

Bummer
Reply
Reply to Blog Entry
Have a Different Question?
3 comments

Previous in Blog: Robot Suicide Ad Changed By GM   Next in Blog: Can-Am Spyder: Sports Car With Three Wheels?

Advertisement

Got Something to Say?
Ask a Question
Start a Discussion

Search this Section
General Discussion:
Go

Search this Blog
Engineering News:
Go

Recent Blog Entries

CR4 Sections
Aerospace
BioMech & BioMed
Chemical & Material Science
Civil Engineering
Communications & Electronics
Education and Engineering Careers
Electrical Engineering
General Discussion
Instrumentation
Manufacturing
Mechanical Engineering
New Technologies & Research
Software & Programming
Sustainable Engineering
Transportation

Site Directories
Forum Directory
Blog Directory
User Group Directory
RSS Feeds

CR4 Rules of Conduct
CR4 FAQ
Site Glossary

Who's Online (34 right now)
Show Members
Advertisement