摘要:
A rechargeable battery according to an exemplary embodiment of the present invention includes an electrode assembly having a positive electrode and a negative electrode, a case for housing the electrode assembly, and a terminal electrically coupled to the electrode assembly and protruding to an outside of the case. An internal pressure of the case is lower than an atmospheric pressure.
摘要:
A rechargeable battery including an electrode assembly; a case having an opening and containing the electrode assembly; a cap plate sealing the opening of the case; an electrode terminal electrically connected to the electrode assembly and protruding outside the case; and an insulating member between the electrode assembly and the cap plate and adjacent the electrode terminal, the insulating member including an inclined portion facing the electrode assembly.
摘要:
A battery including: a case having a case region extendable along a first direction; an electrode assembly housed within the case and including a first electrode, a second electrode, and a separator between the first electrode and the second electrode, the first electrode including a first uncoated region at a first end of the electrode assembly, and the second electrode including a second uncoated region at a second end of the electrode assembly, the second end facing oppositely away from the first end, and the first uncoated region being spatially separated from the second uncoated region along the first direction; and a terminal electrically coupled to at least one of the first uncoated region or the second uncoated region, the case region being between the first uncoated region and the second uncoated region along the first direction.
摘要:
A secondary battery including an electrode assembly, the electrode assembly including electrode plates and a separator interposed between the electrode plates, at least one of the electrode plates including a coated part, the coated part including a metallic plate having an active material coated thereon, and an uncoated part, the uncoated part including a metallic plate without active material coated thereon, the uncoated part including a folding line in the uncoated part, and a folding part with an end portion folded with respect to the folding line; and a current collector electrically contacting the folding part.
摘要:
A rechargeable battery configured to stably and easily interrupt a current includes: an electrode assembly including a positive electrode, a negative electrode, and a separator between the positive electrode and the negative electrode; a case containing the electrode assembly therein and having a first opening at one end thereof; and a first plate coupled to the case and sealing the first opening, the first plate electrically connected to the electrode assembly, wherein the first plate includes a wrinkle portion configured to deform for disconnecting the first plate from the electrode assembly when an internal pressure of the case is greater than a reference pressure.
摘要:
A battery including: a case having a case region extendable along a first direction; an electrode assembly housed within the case and including a first electrode, a second electrode, and a separator between the first electrode and the second electrode, the first electrode including a first uncoated region at a first end of the electrode assembly, and the second electrode including a second uncoated region at a second end of the electrode assembly, the second end facing oppositely away from the first end, and the first uncoated region being spatially separated from the second uncoated region along the first direction; and a terminal electrically coupled to at least one of the first uncoated region or the second uncoated region, the case region being between the first uncoated region and the second uncoated region along the first direction.
摘要:
A rechargeable battery configured to stably and easily interrupt a current includes: an electrode assembly including a positive electrode, a negative electrode, and a separator between the positive electrode and the negative electrode; a case containing the electrode assembly therein and having a first opening at one end thereof; and a first plate coupled to the case and sealing the first opening, the first plate electrically connected to the electrode assembly, wherein the first plate includes a wrinkle portion configured to deform for disconnecting the first plate from the electrode assembly when an internal pressure of the case is greater than a reference pressure.
摘要:
A rechargeable battery includes: a case; an electrode assembly housed in the case and including a first electrode, a second electrode, and a separator between the first electrode and the second electrode, the first electrode having a coated portion coated with a first active material and an uncoated portion absent the first active material; a safety assembly including a first electric conductive plate and a first supporting protrusion extending from the first electric conductive plate and physically coupled to the uncoated portion; a current collecting tab electrically coupling the electrode assembly with the terminal and physically coupled to the uncoated portion; and a first auxiliary plate physically coupled to the uncoated portion at a surface of the uncoated portion opposite to where the first supporting protrusion is physically coupled to the uncoated portion.
摘要:
A secondary battery includes an electrode assembly including a positive electrode, a negative electrode, and separators which are wound together, current collecting plates attached to the electrode assembly, a case configured to accommodate the electrode assembly and the current collecting plates, and a cap configured to cover an opening of the case and electrically connect to the current collecting plates. Each of the current collecting plates includes a current collecting part and a welding part. The current collecting parts electrically connect to the electrode assembly. The welding part is welded to the electrode assembly and the current collecting part.
摘要:
A secondary battery including an electrode assembly, the electrode assembly including electrode plates and a separator interposed between the electrode plates, at least one of the electrode plates including a coated part, the coated part including a metallic plate having an active material coated thereon, and an uncoated part, the uncoated part including a metallic plate without active material coated thereon, the uncoated part including a folding line in the uncoated part, and a folding part with an end portion folded with respect to the folding line; and a current collector electrically contacting the folding part.