Freelance Engineering Contests & Projects

20 challenges met your criteria

Blind

Prepaid

Featured

Blind

Under $1,499

Donkey Calf Raise attachment Quick Connect Blind

This contest is to design a fast way to connect and disconnect the Donkey Calf Raise attachment to various size smith machine barbell shafts. The Donkey Calf Raise attachment is a...
  • 33 designs
  • Ends in 11 days
  • Prepaid
box makers lock
Under $799

box makers lock

a fancy jewelry box worthy mortised decorative lock with key
  • 16 designs
  • Ended
  • Prepaid

No designs

Under $1,499

Portable ultrasound scanner with smart phone app. Featured Blind

Looking for an electrical engineer to build a working prototype of a portable, pre-natal ultrasound scanner that runs off a smart phone App. Combine an existing medical grade...
  • 0 designs
  • Ended
  • Prepaid
Hook Design for SNUZR: The World's First Toilet Stall Hammock
Under $799

Hook Design for SNUZR: The World's First Toilet Stall Hammock Blind

Looking for an engineer who can design a wall grappling hook that can suspend a hanging chair hammock between two partition walls in a toilet stall. The chair hammock has 4 straps...
  • 58 designs
  • Ended
  • Prepaid
Rising Stairs
Under $799

Rising Stairs

Design a four-step set of stairs that can go flat at the to or bottom of the stairs, lift a person and wheelchair either up or down, and then take the normal stairs form. Stair...
  • 7 designs
  • Ended
  • Payment Pending
Remote locking box
Under $799

Remote locking box

Electronically controlled remotely managed box locking box
  • 5 designs
  • Ended
  • Payment Pending

Private

Under $4,999

Private Project Featured Blind

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  • 12 designs
  • Ended
  • Prepaid
Assembly and Working Drawing of Kaplan Turbine + Generator
Under $799

Assembly and Working Drawing of Kaplan Turbine + Generator

http://www.electway.net/product/axial_flow_fixed_blade_water_turbine_generator.html I have a college project to have done by the 1st of may and if i don't have it done i have to...
  • 6 designs
  • Ended
  • Prepaid

Blind

Under $1,499

Private Project Blind

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  • 32 designs
  • Ended
  • Prepaid

Blind

Under $1,499

Private Project Blind

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  • 27 designs
  • Ended
  • Prepaid

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