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Redesign and prototype for patented combination lock
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Engineering & Manufacturing > Contract Manufacturing

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The client has made the following changes to the job.


Job awarded.

Dec 13, 2012

Bidding period extended.

Dec 7, 2012

Job Description

  |  Change History >>


  • Posted: Sat, Nov 24, 2012
  • Time Left: Closed
  • Location: Anywhere
  • Client prefers freelancers from:

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    a different location.

    You're still able to submit a proposal for this job, regardless of your location.
  • Start: Immediately
  • Budget: $1,000 - $5,000
  • Fixed Price Job
  • Elance Escrow Protection
  • U.S. freelancers must have W9
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The lock needs to function in the dark so when a combination is set the user can unlock the lock by pushing the buttons extruding on the housing a preset number of times to the correct combination. For example, a combination of 1,2,3,4 would have the user push button one, 1 time, button two, 2 times, button three, 3 times and button four, 4 times. If a mistake is made, the user pushes up on the reset clip at bottom of lock and tumblers are reset to original position for user to re-enter combination.

The original concept was to have a spring hold the combination tumbler at a set position determined during assembly. When the tumbler reset bar is moved up by the user pushing up the "clip" on the bottom of the lock the prawls holding the tumbler in position are released and the reset springs bring the tumblers back to their original setting. At the same time if the combination had been set, the reset clip will push up the tumbler bar through the tumbler key holes and the tumblers and c...

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Job ID: 35468162
Avg $ | High $ | Low $ — Show Pricing
  • Submit Date (Latest)

Guy Peretz      
Guy Peretz's identity has been verified.  Learn More
 Israel  |  
I have vast experience in product design in various industries: machinery - industrials printers, production line jigs and machines. Electronics...
 0.0   |  Private   |  0 Jobs
Bid ID: 35753097  |  Submitted: Dec 4, 2012 17:58 ET 
Within 2 months

 India  |  
I am inventive, talented, practical, attentive to details, hardworking, parolist, always looking for new challenges. I work in this field for more...
Skills: Marketing
 0.0   |  $0 Earnings   |  0 Jobs
Bid ID: 35512494  |  Submitted: Nov 26, 2012 11:31 ET 
Proposal SEALED
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