The close-door button definitely does work in some installations. At a minimum, the button works in most hospitals. They tend to have very long open-door peri

The close-door button definitely does work in some installations. At a minimum, the button works in most hospitals. They tend to have very long open-door periods (to give people extra time), but also frequently need to get someone to another floor as quickly as possible. The door close button is a perfect solution to this problem.