Secondary battery and secondary battery module
First Claim
1. A secondary battery, comprising:
- an electrode assembly, the electrode assembly including a positive electrode, a negative electrode, and a separator therebetween;
a case for accommodating the electrode assembly;
a cap plate for sealing the case; and
at least one terminal unit, the at least one terminal unit including;
an electrode rivet electrically connected to one of the electrodes of the electrode assembly and formed of a first metallic material,a rivet terminal formed of a second metallic material, the second metallic material being different from the first metallic material, anda clad unit between the electrode rivet and the rivet terminal.
2 Assignments
0 Petitions
Accused Products
Abstract
A secondary battery and a secondary battery module, the secondary battery including an electrode assembly, the electrode assembly including a positive electrode, a negative electrode, and a separator therebetween; a case for accommodating the electrode assembly; a cap plate for sealing the case; and at least one terminal unit, the at least one terminal unit including an electrode rivet electrically connected to one of the electrodes of the electrode assembly and formed of a first metallic material, a rivet terminal formed of a second metallic material, the second metallic material being different from the first metallic material, and a clad unit between the electrode rivet and the rivet terminal.
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Citations
17 Claims
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1. A secondary battery, comprising:
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an electrode assembly, the electrode assembly including a positive electrode, a negative electrode, and a separator therebetween; a case for accommodating the electrode assembly; a cap plate for sealing the case; and at least one terminal unit, the at least one terminal unit including; an electrode rivet electrically connected to one of the electrodes of the electrode assembly and formed of a first metallic material, a rivet terminal formed of a second metallic material, the second metallic material being different from the first metallic material, and a clad unit between the electrode rivet and the rivet terminal. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A secondary battery module comprising a plurality of secondary batteries, at least one of the secondary batteries comprising:
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an electrode assembly, the electrode assembly including a positive electrode, a negative electrode, and a separator therebetween; a case for accommodating the electrode assembly; a cap plate for sealing the case; and at least one terminal unit, the at least one terminal unit including; an electrode rivet electrically connected to one of the electrodes of the electrode assembly and formed of a first metallic material, a rivet terminal formed of a second metallic material, the second metallic material being different from the first metallic material, and a clad unit between the electrode rivet and the rivet terminal. - View Dependent Claims (9)
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10. A secondary battery module, comprising a plurality of secondary batteries, at least one of the secondary batteries comprising:
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an electrode assembly, the electrode assembly including a positive electrode, a negative electrode, and a separator therebetween; a case for accommodating the electrode assembly; a cap plate for sealing the case; at least one terminal unit, the at least one terminal unit including; an electrode rivet electrically connected to one of the electrodes of the electrode assembly and formed of a first metallic material, a rivet terminal formed of the first metallic material; a bus bar coupled to the terminal unit of at least one of the secondary batteries and to an adjacent secondary battery and formed of a second metallic material, the second metallic material being different from the first metallic material; and a clad unit between the bus bar and the rivet terminal. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17)
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Specification