A battery includes a battery container containing a power generating element, a lid plate covering a top opening of the battery container, and including a baffling portion, whose upper surface includes at least one of a first projecting portion and a first recessed portion, and an external terminal
A battery includes a battery container containing a power generating element, a lid plate covering a top opening of the battery container, and including a baffling portion, whose upper surface includes at least one of a first projecting portion and a first recessed portion, and an external terminal including a base portion and a second projecting portion that projects upward from the base portion. The base portion is engaged with the baffling portion of the lid plate.
대표청구항▼
1. A battery, comprising: a power generating element;a battery container containing the power generating element;a lid plate covering a top opening of the battery container, and the lid plate comprising a metal plate and a projecting portion formed on an outer surface of the lid plate; andan insulat
1. A battery, comprising: a power generating element;a battery container containing the power generating element;a lid plate covering a top opening of the battery container, and the lid plate comprising a metal plate and a projecting portion formed on an outer surface of the lid plate; andan insulating member provided on the lid plate;wherein the projecting portion projects upward from an upper surface of the lid plate toward the insulating member,wherein the insulating member fits to the projecting portion of the lid plate, andwherein the lid plate comprises a concave portion which overlaps with the projecting portion in a projection direction in which the projecting portion projects from the lid plate, the concave portion being recessed on an inner surface of the lid plate. 2. The battery according to claim 1, wherein the battery further comprises an external terminal comprising a base portion and a bolt portion that projects upward from the base portion, and wherein the insulating member covers the base portion. 3. The battery according to claim 2, wherein the battery further comprises an electrode plate connected to the power generating element, an auxiliary terminal fixed to the lid plate, and a connecting conductor, wherein the auxiliary terminal comprises an upper portion and a lower portion, the lower portion of the auxiliary terminal is connected to the electrode plate through a first through hole of the lid plate, andwherein the connecting conductor comprises a second through hole and a third through hole, the upper portion of the auxiliary terminal is fixed to the connecting conductor through the second through hole, and the bolt portion of the external terminal is fixed to the connecting conductor through the third through hole. 4. The battery according to claim 3, wherein the conductor comprising a plate member, a surface of the plate member is covered with nickel. 5. The battery according to claim 2, wherein the battery further comprises an electrode plate connected to the power generating element and an auxiliary terminal fixed to the lid plate, and wherein the auxiliary terminal comprises a terminal connection portion connected to the external terminal, a lower portion is connected to the electrode plate through a first through hole of the lid plate. 6. The battery according to claim 1, wherein the projecting portion of the lid plate is fitted into a recessed portion in a lower surface of the insulating member. 7. The battery according to claim 1, wherein the battery further comprises an internal insulating member provided on a lower surface of the lid plate, and wherein the internal insulating member covers the concave portion. 8. The battery according to claim 1, wherein the projecting portion comprises a plurality of projecting portions. 9. The battery according to claim 8, wherein the plurality of projecting portions is provided separately isolated from each other. 10. The battery according to claim 9, wherein the insulating member comprises: a first insulating member placed on a first side of the lid plate with respect to a centerline of the metal plate; anda second insulating member placed on a second side of the lid plate with respect to the centerline of the metal plate, andwherein the first insulating member contacts the plurality of projecting portions provide separately isolated from each other. 11. The battery according to claim 1, wherein the lid plate comprises: a first portion extending in a lateral direction of an extension of the top opening of the battery container;a second portion extending perpendicular to the lateral direction of the extension of the top opening of the battery container; anda third portion extending, above the second portion, parallel to the lateral direction of the extension of the top opening of the battery container,wherein the concave portion extends between the side walls of the second portion and below the third portion, andwherein the concave portion overlaps with the projecting portion in the projection direction in which the projecting portion projects upward from the lid plate.
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이 특허에 인용된 특허 (15)
Sasaki, Takeshi; Tozuka, Kazuhide; Okamoto, Katsuhiko; Tsutsumi, Masakazu, Battery including baffling member including one of projecting portion and recessed portion extending from lid plate.
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