Team 16 -NATHAN DE HAAN

BRENNAN STEENHOEK

JUSTIN THALMAYER

TIM BOSCH

All

Terrain

Wheeling

Assistance

The Team

NATHAN DE HAAN

JUSTIN

THALMAYER

BRENNAN

STEENHOEK

TIM

BOSCH

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Outline

1) Introduction

2) Design Criteria

3) Building

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Introduction

Image Source: http://archive.jsonline.com/images.ashx?file=mjs-causcol11p3_-mjs_-news_-mjd.jpg&resize=

Image Source: http://i.dailymail.co.uk/i/pix/2014/10/02/1412214732150_wps_23_INDEPENDENCE_CA_SEPTEMBER.jpg

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Our Mission:

To increase manual wheelchair users’ ability to function independently in difficult terrains and environments.

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Design Criteria

▶ Higher torque

▶ Hands not in contact with wheels

Source: http://www.uww.edu/Images/mmr/galleries/wheelchair%20tourney%202012/wheelchair-tourney-16.jpg

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Comparisons

▶ Cost

▶ Indoor use

▶ Flexibility

▶ Backwards movement

▶ Turning

Source: https://www.gogrit.us/shop

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Design Decisions

▶ Removable and somewhat universal

▶ Retains movement flexibility

▶ Prototype feasibility

Source:

http://www.sunrisemedical.com/getattachment/e8320c01-753f-4db6-ad9e-683663596b50/GP.aspx

Source:

http://lghttp.30059.nexcesscdn.net/80C479/magento/m

edia/catalog/product/cache/1/image/330x330/140720ac20424209c6bb28e1b7731856/a/e/aero-x-2.jpg

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Design Decision

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Force: 65 lbf Force: 150 lbf

Force: 50 lbf

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Design Decisions

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Design Decisions

▶ Removal of Second Gear and pawl▶ Development of braking system

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Assembly

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Conclusions

▶ The value of our education▶ The value of hands-on experience▶ Impact of our design

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Questions?

Appendix A: Budget

Appendix B: Stopping Distance