Patent ID: 8842427
Filing Date: 2014-09-23
Classification: G06F,H01M,Y02E,Y10S

Abstract:
1. An electrical apparatus system comprising: a tool battery used as a power source for an electrical tool; and an electrical apparatus other than the electrical tool, the electrical apparatus having a battery-connecting portion configured to allow the tool battery to be connected thereto and to be disconnected therefrom electrically and mechanically, wherein; the tool battery is exposed on a lower side of the electrical apparatus and is configured to support the electrical apparatus on an installation surface as a base in a state in which the tool battery is electrically and mechanically connected to the battery-connecting portion of the electrical apparatus; the battery-connecting portion of the electrical apparatus is provided at a lower end position of the electrical apparatus; the battery-connecting portion is configured to be connected to an upper surface side of the tool battery by being slid along the upper surface of the tool battery; a lower surface of the tool battery comes into contact with the installation surface; the battery-connecting portion of the electrical apparatus includes a rail-shaped ridge portion extending in the sliding direction of the tool battery, the rail-shaped ridge portion having a rectangular groove provided therealong; the tool battery includes a slide rail portion that is engaged with the rail-shaped ridge portion, the slide rail portion having a lateral ridge portion projecting widthwise outward from an upper side thereof; the rectangular groove and the lateral ridge portion are configured to fit with each other; a center of gravity of the system is located in the tool battery in a state in which the electrical apparatus and the tool battery are connected; and a weight of the electrical apparatus is less than a weight of the tool battery.