Portable information device and cover device

A portable information device comprising:

• a chassis;
• and
• a cover device that covers a back surface of the chassis,
• the cover device including:
• a base cover section along the back surface of the chassis;
• a stand cover section rotatable relative to the base cover section and thereby movable between a stored position where the stand cover section is along the back surface of the chassis and a standing position where the stand cover section protrudes from the back surface of the chassis;
• and
• a hinge device having a hinge shaft, a first bracket rotatably coupled to the hinge shaft and fixed to the back surface of the chassis, and a second bracket adjacent to the first bracket in an axial direction of the hinge shaft, coupled rotatably to the hinge shaft, and fixed to the stand cover section, wherein
• the first bracket has a first notch-shaped portion in a root part of a side end face thereof on a side of the hinge shaft to face a side of the second bracket in the axial direction, and
• the second bracket has a second notch-shaped portion in a root part of a side end face thereof on the side of the hinge shaft to face a side of the first bracket in the axial direction.