But the point at which a Brompton rear frame folds under the bike is "beyond the point of no return", meaning you would go over the bars if your bike was folding.
While working in a bike shop we used to use the demo bike to try to fold the rear frame under while pulling an endo. This was achieved by only one out of about 10 of us, the rest of us failed miserably or went over the bars.
But the point at which a Brompton rear frame folds under the bike is "beyond the point of no return", meaning you would go over the bars if your bike was folding.
While working in a bike shop we used to use the demo bike to try to fold the rear frame under while pulling an endo. This was achieved by only one out of about 10 of us, the rest of us failed miserably or went over the bars.