image = Cargo-trailer.png |designers = [[User:Tim|Timothy Schmidt]] |date = 2021 |vitamins = |materials = |transformations = |lifecycles = |tools = [[Wrenches]] |parts = [[Frames]], [[Nuts]], [[Bolts]], [[End caps]], [[Plates]], [[Wheels]], [[Axial bearings]], [[Keyed shafts]], [[Wheel hubs]], [[Shaft collars]] |techniques = [[Tri joints]], [[Shelf joints]], [[Wheels and axles]] |git = |files = |suppliers =

Projects Transportation

=Introduction= A bicycle trailer is a motorless wheeled frame with a hitch system for transporting cargo by bicycle. It can greatly increase a bike's cargo capacity, allowing point-to-point haulage of objects up to 4 cubic yards (3 cubic metres) in volume that weigh as much as half a ton.

=Challenges=

=Approaches=

Cycle trailer

<gallery> Cycle cargo trailer.jpg|Cycle cargo trailer Wheel adapters.jpg|Wheel adapters Rear wheel assembly.jpg|Rear wheel mockup </gallery> * side bike attachment w/ [https://www.amazon.com/Sydien-Bearing-M8X1-25-Economy-Lubricating/dp/B07YXM56MM/ Right Hand Rod End Bearing M8X1.25 Female Thread] * bolt-on pneumatic utility tires @ below deck level for true flat bed loading * expanded mesh bottom w/ tiled coroplast for all weather drainage and easy strapping * plastic fencing + coroplast sides * central beam, braces at front, rear, wheels. corner posts w/ pvc flag pole * modular totes

Truck trailer

<gallery> Truck cargo trailer.jpg| Front spindle.jpg|Front spindles </gallery>

Tractor trailer

=References= * [https://en.wikipedia.org/wiki/Trailer_(vehicle) Wikipedia: Trailer] * [https://en.wikipedia.org/wiki/Bicycle_trailer Wikipedia: Bicycle trailer] * [https://www.donkeytrailers.com/ Donkey Trailers]