IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0087130
(2011-04-14)
|
등록번호 |
US-8748034
(2014-06-10)
|
발명자
/ 주소 |
- Sasaki, Takeshi
- Tozuka, Kazuhide
- Okamoto, Katsuhiko
- Tsutsumi, Masakazu
|
출원인 / 주소 |
- GS Yuasa International Ltd.
|
대리인 / 주소 |
McGinn IP Law Group, PLLC
|
인용정보 |
피인용 횟수 :
4 인용 특허 :
6 |
초록
▼
The present invention provides a battery that includes: a lid plate provided with a terminal pull-out through hole and a baffling portion whose upper surface is configured in a projecting and/or recessed manner; an auxiliary terminal configured such that a lower portion thereof is connected to a met
The present invention provides a battery that includes: a lid plate provided with a terminal pull-out through hole and a baffling portion whose upper surface is configured in a projecting and/or recessed manner; an auxiliary terminal configured such that a lower portion thereof is connected to a metallic foil of a power generating element by being fitted into a battery container through the terminal pull-out through hole, and sealed and fixed to the lid plate by insulating and sealing members; a connecting conductor connected and fixed to an upper portion of the auxiliary terminal; and an external terminal having a bolt portion that projects upward from a base portion, the bolt portion being inserted through the terminal through hole of the connecting conductor from below, and the base portion being engaged with the baffling portion of the lid plate, thereby restricting rotation centering an axial line of the bolt portion.
대표청구항
▼
1. A battery, comprising: a battery container containing a power generating element;a lid plate covering a top opening of the battery container, and comprising a metal plate and a baffling portion, the baffling portion comprising a first recessed portion recessed from an upper surface of the metal p
1. A battery, comprising: a battery container containing a power generating element;a lid plate covering a top opening of the battery container, and comprising a metal plate and a baffling portion, the baffling portion comprising a first recessed portion recessed from an upper surface of the metal plate; andan external terminal comprising a base portion and a first projecting portion that projects upward from the base portion,wherein the base portion is engaged with the baffling portion of the lid plate such that corners of the base portion fit to corners of the baffling portion to prevent a rotation of the external terminal with respect to the baffling portion. 2. The battery according to claim 1, further comprising: an electrode plate connected to the power generating element;a first insulating member provided on the electrode plate and under the lid plate;a second insulating member provided on the lid:an auxiliary terminal fixed to the lid plate through the second insulating member, the auxiliary terminal comprising: an upper portion and a lower portion, wherein the lower portion of the auxiliary terminal is connected to the electrode plate through a first through hole of the lid plate; anda connecting conductor comprising a second through hole and a third through hole,wherein the upper portion of the auxiliary terminal is fixed to the connecting conductor through the second through hole, and the first projecting portion of the external terminal is fixed to the connecting conductor through the third through hole. 3. A battery, comprising: a battery container containing a power generating element;a lid plate covering a top opening of the battery container, the lid plate comprising a through hole, a metal plate, and a baffling portion, the baffling portion including a first recessed portion recessed from an upper surface of the metal plate;an auxiliary terminal sealed and fixed to the lid plate through a sealing material and comprising: a terminal connection portion; anda lower portion thereof connected to an electrode of the power generating element by being fitted into the battery container through the through hole of the lid plate; andan external terminal comprising a base portion and a first projecting portion that projects upward from the base portion, the first projecting portion being connected to the terminal connection portion of the auxiliary terminal,wherein the base portion of the external terminal is engaged with the baffling portion of the lid plate such that corners of the base portion of the external terminal fit to corners of the baffling portion to prevent a rotation of the external terminal with respect to the baffling portion. 4. The battery according to claim 1, wherein the base portion of the external terminal is engaged with the baffling portion of the lid plate through a terminal insulation member interposed therebetween. 5. The battery according to claim 3, wherein the base portion of the external terminal is engaged with the baffling portion of the lid plate through a terminal insulation member interposed therebetween. 6. The battery according to claim 2, wherein the auxiliary terminal comprises a base portion between the upper portion and the lower portion thereof, wherein the second insulating member comprises a bottom surface on the lid plate and a second recessed portion extending downward from an upper surface thereof, andwherein the base portion of the auxiliary terminal, is fitted into the second recessed portion of the second insulating member. 7. The battery according to claim 1, wherein the first projecting portion of the external terminal comprises a bolt portion that projects upward from the base portion thereof. 8. The battery according to claim 1, wherein the first projecting portion of the external terminal comprises a threaded hole extending downward from an upper end surface of the first projecting potion. 9. The battery according to claim 1, further comprising: a terminal insulation member interposed between the base portion of the external terminal and the baffling portion of the lid plate, the terminal insulation member comprising a second projecting portion in an lower surface thereof and a second recessed portion extending downward from an upper surface thereof,wherein the baffling portion of the lid plate comprises the first recessed portion extending downward from an upper surface thereof, the first recessed portion of the lid plate fitted into the second projecting portion of the terminal insulation member, and the base portion of the external terminal is fitted into the second recessed portion of the terminal insulation member. 10. The battery according to claim, 3, further comprising: a terminal insulation member interposed between the base portion of the external terminal and the baffling portion of the lid plate, the terminal insulation member comprising a second projecting portion in an lower surface thereof and a second recessed portion extending downward from an upper surface thereof,wherein the baffling portion of the lid plate comprises the first recessed portion extending downward from an upper surface thereof, the first recessed portion of the lid plate fitted into the second projecting portion of the terminal insulation member, and the base portion of the external terminal is fitted into the second recessed portion of the terminal insulation member. 11. The battery according to claim 3, wherein the terminal connection portion is integral with the auxiliary terminal. 12. The battery according to claim 3, wherein the terminal connection portion comprises a pulled-out portion that is integral with the auxiliary terminal and is pulled out from an upper portion of the auxiliary terminal for connecting to the external terminal. 13. The battery according to claim 1, further comprising a terminal insulation member, comprising polyphenylene sulfide, interposed between the base portion of the external terminal and the baffling portion of the lid plate. 14. The battery according to claim 1, wherein the baffling portion is an integral part of the lid plate that extends from the lid plate. 15. The battery according to claim 14, wherein a material of the baffling portion is the same as a material of the lid plate. 16. The battery according to claim 1, wherein, in a top view, the baffling portion has a non-circular shape. 17. The battery according to claim 1, wherein, in a top view, the baffling portion has a polygonal shape. 18. The battery according to claim 1, wherein, in a top view, the baffling portion has a rectangular shape. 19. The battery according to claim 4, wherein sidewalls of the terminal insulation member abut side edges of the baffling portion and side edges of the base portion. 20. The battery according to claim 4, wherein each sidewall of the terminal insulation member abuts side edges of the baffling portion and side edges of the base portion.
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