1. Garage Door Openers Ryan CowanIDS 1999 N00843984@unf.edu Blake Cowan11/2/12N00835375@unf.edu

2. The Electric Opener  C.G. Johnson 1926 in Hartford City Indiana  Spring  Electric motor  Controls  Runs on a track

3. Remote Control  Two U.S. inventors  Transmitter & receiver  Designated frequency

4. Cloning Remotes  Same Operating Frequency  Only Fixed Code  Clone Remote Must Be Cleared

5. Additional Features  Automatic Light  Remote Locks  Keychain and Deadbolt

6. Safety  Motion Sensor  Must Have Quick Release  Children Should Never Operate

7. Video  http://www.youtube.com/watch?v=oNkr6jLqE38 http://www.youtube.com/watch?v=oNkr6jLqE38

8. Sources  http://en.wikipedia.org/wiki/Garage_door_opener  http://www.popularmechanics.com/home/improvement/outdo or-projects/garage-door-opener-how-it-works