Browsing through ENG-TIPS I came across this forum problem being similar to what we have encountered here in the UK (Industrial north England) and attached is a photo of how we solved the problem relatively economically.
We are finding that some of large girth gear drives are having expensive...
The inertia from the output end would of course drive/rotate the input geared motor if this was not fixed.
This can be done manually (with some effort) but also happens when the power is switched off at the input leaving the output 'coming to rest' which may
last some time.
In the case of...