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US 2010/0136402 A1Published application
Sealed battery enclosure
AssigneeTesla Motors, Inc.
InventorsWeston Arthur Hermann, Scott Ira Kohn, Kurt Russell Kelty, Vineet Haresh Mehta, Clay Hajime Kishiyama
Life of this patent
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Abstract
A sealed battery enclosure to extend the life of the batteries contained therein is provided, the sealed battery enclosure significantly reducing contamination from water or other liquids and gases.
Claims20
A sealed battery pack enclosure, comprising:
- a first housing member configured to hold a plurality of batteries, wherein said first housing member is comprised of a first impermeable material;
- a second housing member configured to be coupled to said first housing member, wherein said second housing member is comprised of a second impermeable material;
- an impermeable sealing gasket configured to fit between a first sealing surface corresponding to said first housing member and a second sealing surface corresponding to said second housing member;
- means to secure said first housing member to said second housing member with said impermeable sealing gasket interposed between said first and second sealing surfaces;
- a pressure management system coupled to said sealed battery pack enclosure, wherein said pressure management system limits a pressure differential between an inner volume of said sealed battery pack enclosure and the outside environment;
- and
- means for maintaining a low humidity environment within said inner volume of said sealed battery pack enclosure.
4 more elements
A sealed battery pack enclosure, comprising:
- a first housing member configured to hold a plurality of batteries, wherein said first housing member is comprised of a first impermeable material, and wherein said first housing member further comprises a mounting flange;
- a second housing member configured to be coupled to said mounting flange of said first housing member, wherein said second housing member is comprised of a second impermeable material;
- an impermeable sealing gasket interposed between said mounting flange of said first housing member and a corresponding sealing surface of said second housing member;
- means to secure said first housing member to said second housing member with said impermeable sealing gasket interposed between said mounting flange of said first housing member and said corresponding sealing surface of said second housing member;
- at least one two-way pressure relief valve coupled to said sealed battery pack enclosure, wherein said at least one two-way pressure relief valve limits a pressure differential between an inner volume of said sealed battery pack enclosure and the outside environment;
- at least one container of desiccant mounted within said inner volume of said sealed battery pack enclosure;
- and
- at least one electrical connector hermitically sealed to said sealed battery pack enclosure, said at least one electrical connector electrically connected to said plurality of batteries.
5 more elements
Dependencies are inferred from the claim text.