Here you see a recording of the totally distorted Hardy disc.
Snapped off parts on the gearbox cover. Rubber left over parts of the Hardy disc on the trident.
The completely bended trident.
The distorted trident with left over rubber remains of the Hardy disc.
On the cover of the gearbox the snapped off parts are clearly to be observed. You'll see an underlying ball-bearing in the hole caused by the damage
The by the German Isetta Club developed modificatione to avoid damage by unepected loosening of the Hardy disc,


