All Questions
4
questions
6
votes
6
answers
2k
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Mechanical mechanism that regulates gear's rotational velocity
Please do note that I am a civil engineer not a mechanical engineer.
I have a gear that rotates at a speed that varies with time. Usually, it rotates at speeds higher than the desired speed. Is there ...
2
votes
0
answers
2k
views
Advice on spring launcher project
I found an ingenious design of a spring ball launcher on grabcad and I'm interested in adapting it to accelerate a $43.7 \mathrm{~mm}$ diameter, $45 \mathrm{~g}$ golf ball enough to reach $65.5 \...
0
votes
1
answer
119
views
What would the tension in the cable be?
A subsequent question stemming from here A massless motor is attached to a massless pulley(the blue circle) with a fixed rotational inertia and they are all attached to a mass X (the green platform). ...
4
votes
0
answers
179
views
Equation for the spring constant of an orthotropic, rectangular wire spring
I hope I can get some help with this problem as I've been struggling with it for a long time. I have a helical tension spring with radius $R$ and a square wire cross section and made of orthotropic ...