“Why won’t my wheelchair parking brakes lock?”

One of the most common questions we get pouring into our email inbox, coming through in phone calls, featuring in product reviews, et cetera, is:

“Why won’t my wheelchair’s parking brakes lock?”
“How do I park my transit wheelchair?”
“The brakes on my wheelchair don’t work properly”!

..and so on.

In this post I’m going to demystify the issue and clear up how a common design of wheelchair brake handle works.