About 99 results
https://drivepatents.com/patents/979560 · 15 Jan 2014
A measurement system (1, 3; 5) according to one aspect of the present invention includes a battery pack (1) and at least one type of connected device (3; 5) to which the pack (1) is connected. The pack (1) includes a first detection device (14) detecting a...
https://drivepatents.com/patents/981730 · 20 Nov 2013
A battery pack (30, 50; 60) may have a main connection section (35) and an auxiliary connection section (37; 67). The main connection section (35) may be connectable with a plurality of electric apparatuses (10, 40, 40A) including a specific kind of electr...
https://drivepatents.com/patents/982206 · 6 Nov 2013
A charging apparatus for charging a battery includes: a control unit that obtains information indicating a status of the battery from the battery and controls to permitting or prohibiting charging the battery depending on whether or not the obtained inform...
https://drivepatents.com/patents/983011 · 23 Oct 2013
An object of the present invention is to reduce electric power consumption of a charger as much as possible when charging is not performed, and also to improve operation performance of the charger. A charger (10) according to the present invention includes...
https://drivepatents.com/patents/982941 · 23 Oct 2013
An object of the present invention is to reduce electric power consumption of a charger as much as possible when charging is not performed. A constant voltage power source circuit (50) according to the present invention is configured to adjust electric pow...
https://drivepatents.com/patents/983924 · 2 Oct 2013
The internal combustion engine (100) has a crankcase (10) provided with a cylinder (11) in which a piston (12) is guided in a lifting movement such that a combustion chamber (13) is limited. The ignition mixture is guided from crankcase to combustion space...
https://drivepatents.com/patents/986764 · 18 Sep 2013
Rubber cover main bodies (42) close opening shapes of terminal-connection openings when a battery pack (10) is placed alone without being mounted on a tool body. When the battery pack (10) is removed from the tool body and is placed alone, it is possible t...
https://drivepatents.com/patents/986679 · 18 Sep 2013
A terminal structure (50; 70; 80) provided with a male terminal (55) and a female terminal (62; 72; 82) that includes with at least one set of elastic plate parts (65, 66; 75; 85) is disclosed. The male terminal (55) is inserted between the elastic plate p...
https://drivepatents.com/patents/986979 · 11 Sep 2013
Arrangement positions of drain holes (25) are set to be present between first and second left lead plates (461, 462) that are connected to electrodes (42) of battery cells (41). The first and second left lead plates (461) and (462) are lead plates (45) tha...
https://drivepatents.com/patents/988666 · 17 Jul 2013
A battery pack (10) according to the present invention includes a battery (31), a control unit (32), a power supply circuit (33), and a supply source selection unit (32). The power supply circuit (33) is configured to receive electric power selectively fro...