Bumper assembly for an undercarriage mounted battery pack
First Claim
Patent Images
1. A battery pack protection system, comprising:
- a battery pack enclosure mounted under an electric vehicle, wherein said battery pack enclosure is configured to house a plurality of batteries;
a bumper attached to a front portion of said battery pack enclosure, wherein a central portion of said bumper extends furthest forward of said front portion of said battery pack enclosure, and wherein a lower edge of said bumper is at least as close to a road surface as a lowermost surface of said battery pack enclosure, wherein a separation distance between a front surface of said bumper and said front portion of said battery pack enclosure continually decreases from said central portion to a leftmost bumper edge, and wherein said separation distance between said front surface of said bumper and said front portion of said battery pack enclosure continually decreases from said central portion to a rightmost bumper edge.
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Abstract
A battery pack protection system is provided for use with an electric vehicle in which the battery pack is mounted under the car. The system utilizes a bumper that is attached to the front of the battery pack enclosure and which is configured to (i) deflect debris striking the bumper and (ii) absorb impact energy due to the debris, thereby minimizing the transference of impact energy to the battery pack and the batteries contained within the pack.
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Citations
29 Claims
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1. A battery pack protection system, comprising:
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a battery pack enclosure mounted under an electric vehicle, wherein said battery pack enclosure is configured to house a plurality of batteries; a bumper attached to a front portion of said battery pack enclosure, wherein a central portion of said bumper extends furthest forward of said front portion of said battery pack enclosure, and wherein a lower edge of said bumper is at least as close to a road surface as a lowermost surface of said battery pack enclosure, wherein a separation distance between a front surface of said bumper and said front portion of said battery pack enclosure continually decreases from said central portion to a leftmost bumper edge, and wherein said separation distance between said front surface of said bumper and said front portion of said battery pack enclosure continually decreases from said central portion to a rightmost bumper edge. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A battery pack protection system, comprising:
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a battery pack enclosure mounted under an electric vehicle, wherein said battery pack enclosure is configured to house a plurality of batteries; a bumper attached to a front portion of said battery pack enclosure, wherein a central portion of said bumper extends furthest forward of said front portion of said battery pack enclosure, and wherein a lower edge of said bumper is at least as close to a road surface as a lowermost surface of said battery pack enclosure, wherein at least a first portion of a front surface of said bumper is linear and at least a second portion of said front surface of said bumper is curvilinear, and wherein a separation distance between said front surface of said bumper and said front portion of said battery pack enclosure is greatest at said central portion of said bumper, wherein said separation distance between said front surface of said bumper and said front portion of said battery pack enclosure is equivalent at a leftmost bumper edge and a rightmost bumper edge, and wherein said separation distance between said front surface of said bumper and said front portion of said battery pack enclosure is least at said leftmost bumper edge and said rightmost bumper edge. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29)
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Specification