Mechanical recoil using spring - repost

Avg Bid (USD)
Project Budget (USD)
$750 - $1500

Project Description:
We need a mechanical construction that shall give a simulation when a shoot is fired from a rifle. The user shall "load" the rifle, this moment span a spring so when the user then pull the tigger, it gives a blowback an make a feeling of that a shoot have been fired. To span the spring enought I thing we need to use some concept around "block an tackle". The construction must work millions of times, and all fitted in a dia 32 mm and like 30 cm long tube. We looking for a mechanical contructor that can help us with this, we have more comming project as well . We wan a drawing so far, a construction solotion.
We have stocks etc that this have to fit in. So, this is a "help with construction " project. we like to have DXF files of the construction.
It is important that the feeling when loading the system is good.
Here is a short movie and som pics with messurements.

Skills required:
Engineering, Manufacturing Design, Product Design
Hire ulfson
Project posted by:
ulfson Sweden
Public Clarification Board
Bids are hidden by the project creator. Log in as the employer to view bids or to bid on this project.
You will not be able to bid on this project if you are not qualified in one of the job categories. To see your qualifications click here.