A battery includes a power generating element, a battery container containing the power generating element, a lid plate covering a top opening of the battery container, the lid plate including a metal plate and a baffling portion including an integral portion of the lid plate that extends from the l
A battery includes a power generating element, a battery container containing the power generating element, a lid plate covering a top opening of the battery container, the lid plate including a metal plate and a baffling portion including an integral portion of the lid plate that extends from the lid plate, and an insulating member provided on the lid plate. Corners of the insulating member fit to corners of the baffling portion.
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, the lid plate comprising a metal plate and a baffling portion formed on an outer surface of the lid plate; andan insulating me
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, the lid plate comprising a metal plate and a baffling portion formed on an outer surface of the lid plate; andan insulating member provided on the lid plate,wherein the baffling portion comprises a plurality of projecting portions provided separately from each other,wherein the insulating member fits to the plurality of projecting portions of the baffling portion, andwherein the lid plate includes a concave portion which overlaps with the projecting portions in a projection direction in which the projecting portions project 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 projecting 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 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,wherein the connecting conductor comprises a second through hole and a third through hole, andwherein the upper portion of the auxiliary terminal is fixed to the connecting conductor through the second through hole, and the projecting 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 comprises a plate member, a surface of the plate member being covered by 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, and a lower portion that is connected to the electrode plate through a through hole of the lid plate. 6. The battery according to claim 1, wherein the baffling portion is fitted into a recessed portion in a lower surface of the insulating member. 7. The battery according to claim 1, wherein the plurality of projecting portions has a line shape. 8. The battery according to claim 1, wherein the projecting portions project upward from an upper surface of the metal plate toward the insulating member. 9. The battery according to claim 1, wherein the insulating member comprises: a first insulating member placed on a first side of the metal plate with respect to a centerline of the metal plate; anda second insulating member placed on a second side of the metal plate with respect to the centerline of the metal plate,wherein the first insulating member contacts the plurality of projecting portions provided separately from each other. 10. The battery according to claim 9, wherein a gap extends between the projecting portions parallel to the centerline of the metal plate to isolate the projecting portions from each other. 11. The battery according to claim 10, wherein a side surface of the insulating member extends within the gap between the projecting portions. 12. The battery according to claim 11, wherein another gap extends between the projecting portions perpendicular to the centerline of the metal plate. 13. The battery according to claim 12, wherein another side surface of the insulating member extends within said another gap between the projecting portions. 14. The battery according to claim 1, wherein the lid plate includes: 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. 15. The battery according to claim 14, wherein the concave portion overlaps with the projecting portions in the projection direction in which the projecting portions project upward from the lid plate. 16. 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, the lid plate comprising a baffling portion formed on an outer surface of the lid plate; andan insulating member provided on the lid plate,wherein the baffling portion comprises a plurality of projecting portions projecting upward from an upper surface of the lid plate toward the insulating member,wherein the insulating member fits to the plurality of projecting portions of the baffling portion, andwherein the lid plate includes a concave portion which overlaps with the projecting portions in a projection direction in which the projecting portions project from the lid plate, the concave portion being recessed on an inner surface of the lid plate. 17. The battery according to claim 16, wherein the plurality of projecting portions is provided separately isolated from each other. 18. The battery according to claim 17, 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,wherein the first insulating member contacts the plurality of projecting portions provided separately isolated from each other. 19. The battery according to claim 18, wherein the lid plate includes: 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 portions in the projection direction in which the projecting portions project upward from the lid plate.
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이 특허에 인용된 특허 (11)
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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