About 99 results
https://drivepatents.com/patents/1396996 · 24 Dec 2025
One aspect of the present disclosure is a battery pack that supplies electric power to an electric work machine, comprising a first battery-signal terminal and a second battery-signal terminal. The first battery-signal terminal outputs, to the electric wor...
https://drivepatents.com/patents/965558 · 31 Dec 2014
A battery unit (1; 70) in one aspect of an embodiment of the present disclosure includes a plurality of cell assemblies (10, 20, 30), a positive electrode connection terminal (91), a negative electrode connection terminal (92), a plurality of switch sectio...
https://drivepatents.com/patents/965550 · 31 Dec 2014
A battery pack (1) includes: a battery (10); a notification unit (31, 35) configured to notify that a fully charged state is reached; a determination unit (31) configured to determine whether the fully charged state is reached; a processing unit (31) confi...
https://drivepatents.com/patents/965556 · 31 Dec 2014
An insulation rib (22) is provided above a charging circuit (C) and a plurality of heat radiation ribs (23) are provided on the left side of the charging circuit (C). A space part (22a) is formed by the insulation rib (22). Little of the heat generated by ...
https://drivepatents.com/patents/968997 · 8 Oct 2014
A battery pack (10) may include a battery side terminal (80; 80A; 80B; 80C) electrically connectible with a device side terminal (102) of a device body (100) that may be a tool body of an electric tool or a charger body of a charger. The battery side termi...
https://drivepatents.com/patents/968988 · 8 Oct 2014
A front pressing rib (541) is formed integrally with the cell holder (50). The front pressing rib (541) bridges a dimensional difference between the inside of the case (11) to be assembled and the cell holder (50) by generating a pressing force on the fron...
https://drivepatents.com/patents/968990 · 8 Oct 2014
A power tool battery pack (10) comprises a lower side case (21), an upper side case (23) fixed to the lower side case, at least one battery cell (33) housed in the lower side case, a circuit board (42) electrically connected to the battery cell and first a...
https://drivepatents.com/patents/968984 · 8 Oct 2014
A contact diameter, which is formed by a cell holding portion (63) and receiving-partitioning portions (61), is configured to be smaller than the diameter of a columnar outer peripheral surface (330) of a battery cell (33). The cell holding portion (63) co...
https://drivepatents.com/patents/968976 · 8 Oct 2014
An electrical device system having a battery pack (2), an electrical device (50), and a charging device (80), includes: a current detecting unit (24, 26) that detects a battery current flowing through the battery (10) during a charge to or a discharge from...
https://drivepatents.com/patents/969892 · 17 Sep 2014
A battery pack (10) includes: a connecting portion (14A, 14B, 16A, 16B) connected to a battery charger; a battery (20) chargeable by the battery charger (40) connected to the connecting portion (14A, 14B, 16A, 16B); an environment temperature detecting ele...