Triangle

An electrically-powered personal off-road vehicle for travelling in arctic and sub-arctic climates.

 

Joshua Hanley

My name is Joshua Hanley. Before studying Product Design and Manufacture, I previously studied Aerospace Engineering. I am 6’7 (give or take), can lift heavy objects, and am capable of baking a black forest gateau on demand. I spend my spare time writing and sketching, as well as sometimes partaking in photography. At no point in my life have I been accused of lacking creativity or skill. Based on this evidence, I have come to the conclusion that I do not lack creativity or skill.

Joshua Hanley, BEng Product Design and Manufacture

 
 
 

 

 

Wolf & Lamb

Beyond their recreational use, snowmobiles are necessity in remote regions where road infrastructure is lacking. In spite of this, sustainably-powered snowmobiles remain an incredibly scarce minority of the market. Such remote environments are often sensitive to the noise pollution created by combustion-powered snowmobiles. Furthermore, current snowmobiles on the market require routine maintenance, which is daunting to newer users. Even more daunting are the inherent dangers that snowmobiles pose to the user, with snowmobile-related accidents causing hundreds of deaths and injuries each year.

Wolf & Lamb is an electrically-powered personal off-road vehicle for the purposes of travel in artic and sub-arctic climates during the winter months, or during periods where there is significant snow cover. It is designed for low-scale production, and is targeted towards Canada. The product is designed with the working market in mind (e.g., not to be used solely for recreation).

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Wolf & Lamb sports a lithium-ion battery pack, and has a range of 100km unladen, which is approximately 20-30km higher than contemporary electric sleds. Two powerful motors allow for easy towing, as well as an estimated top speed of 70km/h.

Unlike a traditional snowmobile, Wolf & Lamb has its powered tracks located at the fore of the vehicle. Furthermore, the vehicle is articulated, and uses a variety of tank steering. This solution allows for a mechanically-simple design with a tight turning circle, which puts little strain on the user. The wide tracks set far-apart at the front of the vehicle create an incredibly stable design, reinforced by a simple and strong articulated joint with constrained roll.

Wolf &Lamb sports an adjustable steering arm which flips down into the seat maximises efficiency for both storage and transportation. In keeping with the design philosophy of simplicity, the snowmobile also sports a simple control scheme with minimal clutter.

Wolf & Lamb’s bodywork panels are formed from ABS are formed of multiple distinct injection-moulded components, welded together for seamless colour blending. The bespoke rear ski is formed from UHMW PE via compression moulding, whereas the chassis sections are formed from welded aluminium alloy tube section (generally 1″) and plate. Other materials include stainless steel, rubber, and brass, resulting in a product which is almost entirely recyclable.

In total, the vehicle is 3700mm long, 810mm tall (with steering arm folded down) and 1530mm wide. Additionally, Wolf and Lamb weighs approximately 460kg. The vehicle’s large dimensions offer a feeling of power and control to new users, with a step-stroke-footrest built into the chassis for convenience.

 

Design work

 

 

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