A basic Google search on injuries stemming from malfunctioning equipment will tell you almost everything you need to know about them without having to click a single link: most of the results are for law firms that specialize in extracting maximum compensation for workers who are hurt on the job.
Poorly maintained equipment can breakdown suddenly, causing serious injury and leaving the company at fault. Check out my insights on this issue, as well as some ways to prevent these incidents, in my latest guest blog for OSHAcampus.com: http://www.oshacampus.com/blog/preventing-machine-malfunction-injuries-with-training-and-maintenance/