The phrase
"special hinge" refers to a specific type of movable joint that allows two objects to be connected and swing open or shut in a unique way.
Full definition
I'm not a fan of Windows laptops that attempt to double as tablets by
using special hinges, because they tend to make for thick, heavy tablets.
In the XC90, the seatback includes
a special hinge to reduce the forward acceleration of an occupant's torso.
Its special hinge lets you rotate the device at up to 360 degrees, with 4 usage modes available, that I bet include tent, stand and tablet.
A special hinge hides inside the flexible stand, allowing you to lock the iPad Pro in place at your desired angle.
Finally, the Ideapad MIIX 310 detachable laptop packs
a special hinge that lets you adjust the angle while in laptop mode.
Thanks to
a special hinge design, the 14 - inch Yoga 710 ($ 799) is supposed to offer you 20 % better Wi - Fi connectivity in tablet mode because that's where the antenna resides.
Microsoft has also patented similar devices, one of such patents show that Microsoft is developing
a special hinge that could be used in the Andromeda mobile device.