[특허]Connecting pole for a rechargeable battery and rechargeable battery housing

Johnson Controls Autobatterie GmbH & Co. KGAA

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특허 상세정보

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Connecting pole for a rechargeable battery and rechargeable battery housing

특허상세정보
국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	H01M-002/02 H01M-002/30 H01M-002/06 H01M-002/12
출원번호	US-0583192 (2011-03-07)
등록번호	US-9847522 (2017-12-19)
우선권정보	DE-10 2010 010 772 (2010-03-09); DE-10 2010 022 584 (2010-06-03)
국제출원번호	PCT/EP2011/001103 (2011-03-07)
§371/§102 date	20121106 (20121106)
국제공개번호	WO2011/110317 (2011-09-15)
발명자 / 주소	Streuer, Peter Ledoux, Anne-Laure
출원인 / 주소	Johnson Controls Autobatterie GmbH & Co. KGAA
대리인 / 주소	Boardman & Clark LLP
인용정보	피인용 횟수 : 0 인용 특허 : 23

초록
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A connecting pole for a rechargeable battery is disclosed. The connecting pole (1) has a connecting section (2) in which a pole terminal can be attached to the connecting pole (1). The connecting pole (1) has an attachment section (3) in which the connecting pole (1) can be attached in a housing part (5) of the battery. The attachment section (3) has a labyrinth section (4). The outer wall (6) of the connecting pole (1) has at least one circumferential projection (7, 8) in the labyrinth section (4). The circumference of outer wall (6) of the connecting pole (1) increases in the direction pointing away from the connecting section (2) in a section of the labyrinth section (4) which is not provided with a circumferential projection (7, 8). Also disclosed is a rechargeable battery housing or a part of said rechargeable battery housing having at least one connecting pole.

대표
청구항
▼

1. A connecting pole for a rechargeable battery, comprising the following features: a) the connecting pole has a connecting section in which a pole terminal can be attached to the connecting pole, said connecting section being defined between a first horizontal plane and a second horizontal plane, which is below the first horizontal plane;b) the connecting pole has an attachment section in which the connecting pole can be attached in a housing part of a rechargeable battery, said attachment section being completely defined between said second horizontal plane and a third horizontal plane, which is below the second horizontal plane, wherein said second horizontal plane is aligned with an outer surface of the housing part of the rechargeable battery;c) the attachment section has a labyrinth section;d) an outer wall of the connecting pole has at least one first circumferential projection in the labyrinth section;e) a circumference of the outer wall of the connecting pole increases in a direction pointing away from the connecting section in at least one section of the labyrinth section which is not provided with a first circumferential projection;f) the connecting pole is hollow on the inside and has an inner wall, a circumference of the inner wall of the connecting pole increases in the direction pointing away from the connecting section in at least a first section of the labyrinth section;g) the inner wall and the outer wall of the connecting pole run parallel at least in sections in a longitudinal direction of the labyrinth section; andh) the connecting pole has a second circumferential projection on the circumference of the outer wall in the attachment section between the connecting section and the labyrinth section, a first entire edge of the second circumferential projection being defined by the second horizontal plane and not in direct contact with the housing part, and a second edge of the second circumferential projection being defined by the labyrinth section,wherein a circumference of the inner wall increases at an angle in three sections, the three sections having differing angles; andwherein the circumference of the inner wall increases at a first angle in a first section, the circumference of the inner wall increases at a second angle in a second section which is below the first section, and the circumference of the inner wall increases at a third angle in a third section which is below the second section, wherein the first angle is smaller than the second angle and the second angle is smaller than the third angle. 2. The connecting pole as claimed in claim 1, characterized in that the circumference of the outer wall of the connecting pole increases in the direction pointing away from the connecting section in the regions which are not provided with a circumferential projection throughout the labyrinth section. 3. The connecting pole as claimed in claim 1, characterized in that the labyrinth section has a smaller extent in the longitudinal direction of the connecting pole than the attachment section. 4. The connecting pole as claimed in claim 1, characterized in that the at least one first circumferential projection has a hook-like profile. 5. The connecting pole as claimed in claim 1, characterized in that the first section, in which the circumference of the inner wall increases, does not project beyond the section in which the circumference of the outer wall increases in the longitudinal direction of the connecting pole. 6. The connecting pole as claimed in claim 1, characterized in that the first section, in which the circumference of the inner wall increases, projects beyond the section in which the circumference of the outer wall increases in the longitudinal direction of the connecting pole. 7. The connecting pole as claimed in claim 1, characterized in that the connecting pole is hollow on the inside and the circumference of the inner wall of the connecting pole increases in the direction of the labyrinth section in the connecting section. 8. The connecting pole as claimed in claim 1, characterized in that the circumference of the inner wall and/or of the outer wall increases in a monotonically linear or arcuate manner. 9. The connecting pole as claimed in claim 8, characterized in that the outer wall and/or the inner wall have/has a monolithic hyperboloid profile in the longitudinal direction of the connecting pole. 10. A rechargeable battery housing or part of said rechargeable battery housing comprising at least one connecting pole as claimed in claim 1, with the at least one connecting pole being embedded in a rechargeable battery housing part by means of injection-molding technology in the attachment section. 11. The connecting pole as claimed in claim 8, characterized in that the arcuate increase in the circumference is progressive in the direction pointing away from the connecting section. 12. The connecting pole as claimed in claim 8, characterized in that the outer wall and/or the inner wall are/is conically increased in size in the direction pointing away from the connecting section. 13. The connecting pole as claimed in claim 12, characterized in that the inner wall of the connecting pole is conically increased in size in the direction pointing away from the connecting section in at least a second section of the labyrinth section, with the inner wall forming a larger angle relative to the longitudinal axis of the connecting pole in the second section than in the first section. 14. The connecting pole as claimed in claim 1, characterized in that a wall of the labyrinth section is formed thinner than a wall of the connecting section. 15. The connecting pole as claimed in claim 1, characterized in that the labyrinth section is configured such as to form a labyrinth seal. 16. A rechargeable battery comprising: a housing;a pole terminal; anda connecting pole, the connecting pole comprising: a connecting section in which a pole terminal can be attached to the connecting pole, said connecting section being defined between a first horizontal plane and a second horizontal plane, which is below the first horizontal plane;an attachment section in which the connecting pole can be attached in the housing, said attachment section being defined between said second horizontal plane and a third horizontal plane, which is below the second horizontal plane, wherein said second horizontal plane is aligned with an outer surface of the housing, and wherein the attachment section has a labyrinth section;an outer wall having at least one first circumferential projection in the labyrinth section, and wherein a circumference of the outer wall of the connecting pole increases in a direction pointing away from the connecting section in at least one section, of the labyrinth section which is not provided with a circumferential projection; anda second circumferential projection on the circumference of the outer wall in the attachment section, the second circumferential projection being entirely contained between the connecting section and the labyrinth section;wherein the connecting pole is hollow on the inside and a circumference of an inner wall of the connecting pole increases in the direction pointing away from the connecting section in at least a first section of the labyrinth section, wherein the circumference of the inner wall increases at an angle in three sections, the three sections having differing angles; and the inner wall and the outer wall of the connecting pole run parallel at least in sections in a longitudinal direction of the labyrinth section; andwherein the circumference of the inner wall increases at a first angle in a first section, the circumference of the inner wall increases at a second angle in a second section which is below the first section, and the circumference of inner wall increases at a third angle in a third section which is below the second section, wherein the lift angle is smaller than the second angle and the second angle is smaller than the third angle.

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Connecting pole for a rechargeable battery and rechargeable battery housing

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Connecting pole for a rechargeable battery and rechargeable battery housing

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