Battery device and electronic apparatus

摘要

A battery charger includes a battery attachment section configured to have a rechargeable battery releasably attached thereto. The battery attachment section includes a flat attachment surface having a width corresponding to a width of a bottom surface of a case of the battery to be charged and a length greater than a length of the bottom surface of the case of the battery to be charged; a plurality of locking hooks provided on the attachment surface; a charger terminal configured to contact a terminal of the battery to be charged, the charger terminal including a plurality of plate-shaped contact pieces configured to be inserted into engaging grooves of the battery to be charged; and an attachment projection adjacent to the attachment surface and configured to secure the battery to the charger.

主权项

1. A battery comprising:
a case having a bottom surface and a front surface, wherein the front surface is approximately perpendicular to the bottom surface, the bottom surface is one of surfaces of the case in a thickness direction, the front surface is one of surfaces of the case in a length direction; a terminal portion to output power from a battery cell, the terminal portion located at a corner between the bottom surface and the front surface, and the terminal portion including a negative terminal and a positive terminal arranged in a width direction; a step provided on the front surface, the step extending in the width direction; locking pieces projecting from both sides of the bottom surface in the width direction; and side grooves provided at both sides of the battery in the width direction and extending in the length direction, where the locking pieces hang over the side grooves, wherein a width of the step in the width direction is smaller than a distance between side surfaces of the side grooves in the width direction.