US Patent 10549707 Door opening restraint

A vehicle includes a first pillar. The vehicle includes a second pillar having a distal end and spaced from the first pillar. The vehicle includes an extendible member supported by the first pillar and moveable from a retracted position where the extendible member has a first length to an extended position where the extendible member extends to the second pillar spaced from the distal end and has a second length greater than the first length.