That makes the EQC all-wheel drive yet there's no mechanical connection between the axles.

There's no mechanical connection between the electric and gas drivetrains, and regenerative braking charges the lithium ion batteries.

This should have been successful but for the difficulty of making good mechanical connection between the recorder and the pulley.

Killing the mechanical connection between the road and the wheel allows Infiniti engineers to get rid of pesky vibrations on imperfect roads.

In the original 747, which had all mechanical connections, the fix would have required an aerodynamic or structural change.

When the directed mechanical connections between acini were cut with a laser, the acini reverted to a slowly disorganizing phenotype.