Title:
蓄電池用保護素子および保護システム
Document Type and Number:
Japanese Patent JP5053337
Kind Code:
B2
Abstract:
A highly reliable protection element for a storage battery is provided. A protection element includes a low melting point metal body and heater elements. The low melting point metal body is connected to a charger side line and a storage battery side line of a charge/discharge circuit. The heater element is connected to the storage battery side line and a switch, and the heater element is connected to the charger side line and a switch. When the switches are operated, a voltage that is not affected by a voltage drop of the low melting point metal body is applied to one of the heater elements, so that the low melting point metal body can be reliably fused.
Inventors:
Oda Ohara Important Cultural Property
Application Number:
JP2009169904A
Publication Date:
October 17, 2012
Filing Date:
July 21, 2009
Export Citation:
Assignee:
Lenovo Singapore Private Limited
International Classes:
H01M2/34; H01H37/76; H01M10/44; H02J7/00
Domestic Patent References:
| JP2007207940A | ||||
| JP10136581A | ||||
| JP10056742A |
Attorney, Agent or Firm:
Masashi Hakamada
Hiromichi Watanabe
Kazuo Moriya
Hiromichi Watanabe
Kazuo Moriya