Foldable Stair Climbing Cart

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Part I – Design

Foldable Stair Climbing Cart

Project statement

Design a Climbing Cart that can be used for easily transporting groceries, laundry, books etc… Devise a mechanism of motion that can tackle obstacles, stairs, curbs, slopes and uneven terrain. It should be foldable to a maximum of 5 in. depth for easy storage. Weight should not exceed 15 lb., while maintaining a weight capacity of 100 lb. The size of the cart should accommodate moving of medium-sized household items. Customers prefer the product to have a comfortable handle, and to be quick and easy to assemble.

Part II – Economics

Investor group offered three proposals

1. To invest \$3,500,000 on this product with annual O&M of \$62,000 starting end of year The proposal is expected to result in annual benefit in cash flow of \$920,000 over nayears period withinterest rate of 12.5%.
2. To invest \$2,700,000 on this product with annual O&M of \$83,000 starting end of year The proposal is expected to result in annual benefit in cash flow of \$830,000 over nb years period withinterest rate of 11%.
3. Toinvest\$1,900,000onthisproductwithannualO&Mof\$91,000startingendofyearTheproposal isexpectedtoresultinbenefitincashflowof\$220,000firstyear,whichincreasesby\$60,000yearlyoverncyears period with interest rate of 14%.

Which proposal you should accept, using the present worth analysis?

 Group A na = 4 nb = 8 nc = 16 Group B na = 8 nb = 4 nc = 16 Group C na = 6 nb = 8 nc = 24 Group D na = 5 nb = 4 nc = 20 Group E na = 4 nb = 5 nc = 20 Group F na = 5 nb = 10 nc = 20

Instructions

Form teams and work on producing the following project components:

• AprototypeThemodel cannotbelessthan25%oftheoriginalsize.

The proof of concept should be shown through a physically made prototype/ model. Submission of the prototypes/ models.

• A written report. Each report shouldinclude:
• Titlepage;