you’re free to read full details about the patent on Justia Patents by clickinghere.
The patent is for aUSB key in-Cto Apple MagSafe connector.
It also helps in safeguarding your laptop incase someone accidentally trips over the cable.
This also reduces the chance of damage to the charging port.
There are chances of this extending to the iPhone and iPad as well.
source: www.techworm.net
