Hensley Arrow: How does it REALLY work?
There have been several discussions on this hitch that have become somewhat 'controversial'. I am NOT trying to stir this controversy/bashing back up. Instead, I'd like to see a good, intelligent di...
Forum Discussion
Ron Gratz wrote:
...Let's say a TV/TT with a HA is descending a steep grade. Speed builds up and the driver applies the brakes only to realize that the TT brakes are not working properly. The substantial "tension/pulling" force which is required to make the HA "lock up" does not exist. Since the HA is not "locked up", it loses its sway control capability and the rig is now speeding downhill with no sway control...
Yes Ron, that is what can occur.
Read the threads about the Hensley "bump" when descending grades and using the transmission as a brake.
I've not heard or read of any sway issues while descending a grade. The only time the linkage can catch up to the tow vehicle is when the trailer's momentum exceeds the tow vehicle's momentum.
