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I'm looking for an experienced designer/engineer to create a collapsible trike with a child seat on the front. Key Requirements: - Material: Steel frame for durability - Braking System: Disc brakes for better stopping power - Child Seat: Removable seat for flexibility with 5 point restraint - 2 x wheels at front of bike rather than at rear - Front wheels steering and Removable seat low to ground for low center of gravity Ideal Skills and Experience: - Experience in designing collapsible structures - Proficiency in working with steel and implementing disc brake systems - Knowledge in child safety and ergonomic design for removable seats Please include any relevant past work in your bids. I have built a prototype that worked, looked very rough that I could send a video for ideas.
Project ID: 40213693
21 proposals
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Active 1 mo ago
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21 freelancers are bidding on average $1,068 AUD for this job

Hello, I am a mechanical engineer with 18 years of experience in product design. I have the experience to design the portable stage which has a folding feature relevant to this project. Also, I am capable of doing the 3D design and engineering documents. Please feel free to contact me for further discussion. Thanks.
$1,125 AUD in 20 days
8.2
8.2

I can help you design a collapsible trike with a removable child seat, focusing on safety, stability, and ease of use. I will create clean 3D CAD models that consider folding mechanisms, secure seat attachment, ergonomics, and manufacturability, suitable for prototyping and product development. I am Muhammad Awais Shehzad, with three years of experience in functional product design and 3D CAD modeling. https://www.freelancer.com/u/awaisshehaz
$760 AUD in 2 days
5.8
5.8

The Oaks, Australia
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Member since Feb 8, 2026
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