A housing for an energy storage cell includes an interior which provides beneficial properties to fabricators of the cell. The cell may be hermetically sealed by conventional laser welding techniques.
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1. A housing for an energy storage cell, the housing comprising: a body comprising a first material and a cap formed of a multi-layer material, the cap comprising a hermetically sealed electrode assembly disposed therein;wherein a first layer of the multi-layer material is compatible with the first
1. A housing for an energy storage cell, the housing comprising: a body comprising a first material and a cap formed of a multi-layer material, the cap comprising a hermetically sealed electrode assembly disposed therein;wherein a first layer of the multi-layer material is compatible with the first material, and a second layer of the multi-layer material is compatible with hermitically sealing the assembly to the cap, andwherein the hermetically sealed electrode assembly is configured to maintain a leak rate of less than 5.0×10−6 standard He-cc/sec at temperatures throughout an operational temperature range of about −40 degrees Celsius to about 210 degrees Celsius. 2. The housing of claim 1, wherein the first layer comprises one of aluminum and an aluminum alloy. 3. The housing of claim 1, wherein the second layer comprises stainless steel. 4. The housing of claim 1, wherein the hermetic seal comprises a weld. 5. The housing of claim 1, wherein the multi-layer material comprises aluminum clad with stainless steel. 6. The housing of claim 1, wherein the electrolyte of the energy storage cell substantially does not react with at least one of the first material and the first layer. 7. The housing of claim 6, wherein, the hermetically sealed electrode assembly is rated for operation at temperatures up to about 250 degrees Celsius. 8. A method for housing an energy storage cell, the method comprising: selecting a body comprising a first material that exhibits low chemical reactivity with an electrolyte;selecting a cap formed of a multi-layer material, the cap comprising a hermetically sealed electrode assembly disposed therein, wherein a first layer of the multi-layer material is compatible with the first material, and a second layer of the multi-layer material is compatible with hermitically sealing the assembly to the cap; andplacing the storage cell within the body,wherein the hermetically sealed electrode assembly is configured to maintain a leak rate of less than 5.0×10−6 standard He-cc/sec at temperatures throughout an operational temperature range of −40 degrees Celsius to 210 degrees Celsius. 9. The method as in claim 8, further comprising filling the body with an electrolyte. 10. The method as in claim 9, further comprising hermetically sealing the body and the cap together. 11. An energy storage comprising: an energy storage cell disposed within a housing comprising a cap hermetically sealed to a body, the body formed of a first material that exhibits low chemical reactivity with an electrolyte; the cap formed of a multi-layer material and comprising a hermetically sealed electrode assembly disposed therein;wherein the hermetically sealed electrode assembly is configured to maintain a leak rate of less than 5.0×10−6 standard He-cc/sec at temperatures throughout an operational temperature range of −40 degrees Celsius to 210 degrees Celsius. 12. The energy storage of claim 11, wherein a first layer of the multi-layer material is compatible with the first material and a second layer is compatible with hermetically sealing the assembly to the cap. 13. The energy storage of claim 11, wherein the cell comprises one of a battery and a ultracapacitor. 14. The energy storage of claim 11, wherein the cell comprises a carbonaceous energy storage media. 15. The energy storage of claim 11, further comprising an electrolyte disposed within the housing. 16. The energy storage of claim 11, further comprising at least one lead that is electrically coupled to one of the electrode and the housing. 17. The energy storage of claim 16, wherein the lead comprises a multi-layer material. 18. The energy storage of claim 17, wherein a portion of the multi-layer material of the lead has been removed for the electrical coupling. 19. The energy storage of claim 11, wherein the hermetically sealed electrode is retained with an insert. 20. The energy storage of claim 19, wherein the insert comprises a glass insulator surrounded by a metallic sleeve. 21. An energy storage comprising: a housing comprising: a cap; anda body comprising a multilayer material;wherein the multilayer material comprises: a first layer of material that is substantially compatible with an electrolyte of an energy storage cell disposed within the housing; andat least a second layer at least partially disposed over the first layer, wherein the second layer provides structural integrity for the housing;wherein at least a portion of the first layer faces an interior of the housing and is exposed to the electrolyte; andwherein the portion of the first layer that faces the interior of the housing is configured to conduct electricity to or from the energy storage,wherein the cap comprises a cap formed of a multi-layer cap material, the cap comprising a hermetically sealed electrode assembly disposed therein;wherein a first layer of the multi-layer cap material is compatible with a material of the body, and a second layer of the multi-layer cap material is compatible with hermetically sealing the assembly to the cap, andwherein the hermetically sealed electrode assembly is configured to maintain a leak rate of less than 5.0×10-6 standard He-cc/sec at temperatures throughout an operational temperature range of −40 degrees Celsius to 210 degrees Celsius. 22. The energy storage of claim 21, wherein the second layer is clad to the first layer. 23. The energy storage of claim 21, wherein the second layer comprises steel. 24. The energy storage of claim 21, wherein the first layer comprises at least one of aluminum and an aluminum alloy. 25. The energy storage of claim 21, wherein the housing comprises a glass-to-metal seal. 26. The energy storage of claim 21, wherein the energy storage cell comprises carbonaceous energy storage media. 27. The energy storage of claim 21, wherein the first layer of material is substantially electrochemically compatible with the electrolyte. 28. The energy storage of claim 21, wherein the energy storage cell is coupled to a first electrical contact of the housing and a second electrical contact of the housing. 29. The energy storage of claim 21, wherein the coupling comprises an ultrasonic weld. 30. The energy storage of claim 21, wherein the housing is hermetically sealed. 31. The energy storage of claim 30, wherein a leak rate of the housing is no greater than about 5.0×10−6 standard He-cc/sec at temperatures throughout an operational temperature range. 32. The energy storage of claim 31, wherein a glass-to-metal seal disposed in the housing provides a first electrical contact with a first electrode of the energy storage cell. 33. The energy storage of claim 32, wherein a body of the housing provides a second electrical contact with a second electrode of the energy storage cell. 34. The energy storage of claim 21, wherein the housing is adapted for interconnection with another energy storage. 35. The energy storage of claim 31, wherein the energy storage exhibits a volumetric leakage current that is less than 1,000 mAmp per Liter throughout the operational temperature range and an operational voltage range. 36. The energy storage of claim 35, wherein the temperature range is from about 60 degrees Celsius to about 250 degrees Celsius and the voltage range is from about 100 mV to about 5V.
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Aamodt, Paul B.; Bartley, Franise D.; Bruesehoff, Steve M.; Casby, Kurt J.; Haas, David P.; Hokanson, Karl E.; Nutzman, Thomas M.; Ries, Andrew J.; Robinson, Scott J.; Roles, Randy S.; Somdahl, Sonja, Contoured battery for implantable medical devices and method of manufacture.
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