1. Dysfunctional dumbwaiter
By: Patrick Beasley
Rob Gresham
Geoffrey Sanders

2. The Team

3. Introduction
The goal of our project was to build a device to raise a 1 kg mass to a height of 1 m in 10 seconds.
All of our parts were purchased at Lowe’s. Others were very easy to find household items.

4. Overview Ball goes down Chute Ball hits the Hinge
Hinge lets go of string
String loosens
Allows the Water Bottle to raise the weight to a height of 1 m

5. Energy Conversions Ball Door Hinges Water Bottle
Gravitational Potential Energy to Kinetic Energy
Door Hinges
Kinetic Energy to Spring Energy
Water Bottle
Gravitational Potential Energy to Kinetic Energy by way of Atwood’s Machine

6. Conclusions
Our project took about 3 hours to build and plan in its entirety.
Problems Faced:
Getting the hinges to stay horizontal
Getting the structure to be stable
Getting the device to actually work