Battery cooling system
DCFirst Claim
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1. A battery pack to be inserted in an electrical appliance by movement along a first direction comprising:
- a housing having top, bottom and side walls, a terminal tower disposed on the top wall, an air inlet disposed on at least one of the terminal tower and the top wall, and an air outlet for allowing air to exit from the housing;
a plenum disposed within the housing and connected to the air inlet, the plenum having at least one hole for allowing air to move therethrough;
a first cell disposed within the housing and against the plenum;
a filter disposed within the housing; and
an insulation plate disposed between the filter and the first cell.
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Abstract
A cordless power tool has a housing which includes a mechanism to couple with a removable battery pack. The battery pack includes one or more battery cells as well as a vent system in the battery pack housing which enables fluid to move through the housing. A mechanism is associated with the battery pack to dissipate heat from the battery pack.
77 Citations
25 Claims
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1. A battery pack to be inserted in an electrical appliance by movement along a first direction comprising:
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a housing having top, bottom and side walls, a terminal tower disposed on the top wall, an air inlet disposed on at least one of the terminal tower and the top wall, and an air outlet for allowing air to exit from the housing;
a plenum disposed within the housing and connected to the air inlet, the plenum having at least one hole for allowing air to move therethrough;
a first cell disposed within the housing and against the plenum;
a filter disposed within the housing; and
an insulation plate disposed between the filter and the first cell. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. A method for manufacturing a battery pack, comprising:
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providing a first plurality of cells;
assembling the first plurality of cells into a first cluster;
disposing the first cluster on a plenum;
disposing a first insulation plate on the first cluster;
disposing a first filter on the first insulation plate; and
disposing the first cluster, the first insulation plate, the first filter and plenum within a housing. - View Dependent Claims (20, 21, 22, 23, 24, 25)
disposing a second insulation plate on the second cluster; and
disposing a second filter on the second insulation plate.
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24. The method of claim 19, wherein assembling the first plurality of cells comprises connecting the first plurality of cells.
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25. The method of claim 19, wherein assembling the first plurality of cells comprises taping the first plurality of cells.
Specification