Read by Council 'loose' rotators and rail

[planeofsuck]

in order to make more complex rail systems, there should be rotators and rails that do not move objects but only constrain movement.

 

[nightrune]

Can you give us a usage case?

 

[planeofsuck]

http://garagedooropenersystem.net/wp-content/uploads/2014/11/legbud-operating-mechanism.jpg
i know you can make something close to this with the current blocks, but it wouldn't be identical

 

[Zerefette]

Quoting cause it was also suggested by me and here are some suggestions Rail rotator free axis