Thank you for your responses. We will be using a 5" long spring with a .50" diameter. The initial tension on the spring is 8 lbs at the first 1" of stretch and then 5 lbs per inch after the first inch. The spring max load is 26 lbs. and we will be keeping 18 lbs. max on it. So it should be fine...
Hi Friends,
We are stuck between two scenarios here on a closed loop shade system we are putting together. First, the way this system works is there is a roller containing a shade panel wrapped around it (just like a window shade) and the shade panel connects to a hem bar. Then a steel cord...