1. Folger & Sons ME 4182 Winter 1999 Aaron Chatraw James Folger Jess Hamler Rafe Patterson Bret Sabold Jin Yang

2. Reasons to Design the EZ Window Assist window operation by physically challenged individuals Make unreachable windows usable Simplify the lives of millions of couch potatoes

3. Project Goals Design a Remotely Controlled Window with the following Features: Opens and closes while maintaining the Tilt Function Simple Design Affordable Low maintenance and easy installation Safe to operate in a household environment Manual override Self locking in any position

4. Initial Design Concept

5. Exploded View of the Power Screw Design 1. Window unit 2. Reversible A/C induction motor 3. Flexible drive coupling 4. 3/8 - 12 square thread 5. Lower Delrin 500AF bushing 6. Window transmission 7. Motor access plate 8. Upper Delrin 500AF bushing 9. Steel collar

6. Window Transmission

7. Manual Override

8. Window Controls

9. Controls Schematic 1. Wall Plug 2a. Induction Coil of Relay 2b. Normally Closed Relay Output 3. Normally Open Motion Detector 4. Self-Centering Normally Neutral Switch 5. Starting Capacitor for Induction Motor 6. Thermally Protected Induction Motor 7. Window Overtravel Switch (only necessary for high output motors)

10. And the moment you have been waiting for...

11. Ta Dah!

12. Power Screw and Window Transmission

13. Manual Override Picture

14. Future Plans Hand Held Remote Control Internal and External Motion Detectors Automatic Window Screen Additional Control Features (moisture sensor, thermostat, Carbon Monoxide)