Originally Posted by
Newspaper_Nick
I have used interrupter brakes with "long pull" calipers. They work. They actually do not pull any cable. They work by pushing the cable housing. Don't ask me how that works cause i still couldn't get my head around the buggers

For a Bowden cable - i.e. a cable in a flexible, but
incompressible housing - there's no difference between "pulling the cable" and "pushing the housing". Both are just two different ways to look at the same action.