BREAKAWAY DEVICE FOR ELECTRIC VEHICLE SUPPLY EQUIPMENT
First Claim
Patent Images
1. An electric vehicle charging system comprising:
- an enclosure;
an electric vehicle supply circuit disposed within the enclosure;
a cord to connect the electric vehicle supply circuit to an electric vehicle, wherein the cord includes a power conductor and a pilot conductor; and
a strain relief to engage the cord with the enclosure, wherein the strain relief is adapted to disengage the cord from the enclosure when the cord is subjected to excessive strain;
wherein the pilot conductor is arranged to disconnect from the electric vehicle supply circuit before the power conductor when the cord disengages from the enclosure.
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Abstract
In one embodiment, an electric vehicle charging system includes a pilot conductor arranged to disconnect from an electric vehicle supply circuit before a power conductor when a cord disengages from an enclosure under excessive strain. In another embodiment, an electric vehicle charging system includes an enclosure having a breakaway portion. A strain relief engages the cord with the breakaway portion of the enclosure, and the breakaway portion is adapted to disengage from the enclosure when the cord is subjected to excessive strain.
32 Citations
20 Claims
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1. An electric vehicle charging system comprising:
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an enclosure; an electric vehicle supply circuit disposed within the enclosure; a cord to connect the electric vehicle supply circuit to an electric vehicle, wherein the cord includes a power conductor and a pilot conductor; and a strain relief to engage the cord with the enclosure, wherein the strain relief is adapted to disengage the cord from the enclosure when the cord is subjected to excessive strain; wherein the pilot conductor is arranged to disconnect from the electric vehicle supply circuit before the power conductor when the cord disengages from the enclosure. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An electric vehicle charging system comprising:
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an enclosure having a breakaway portion; an electric vehicle supply circuit disposed within the enclosure; a cord to connect the electric vehicle supply circuit to an electric vehicle; and a strain relief to engage the cord with the breakaway portion of the enclosure; wherein the breakaway portion of the enclosure is adapted to disengage from the enclosure when the cord is subjected to excessive strain. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16, 17)
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18. An assembly comprising:
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an enclosure having a breakaway portion; and an electric vehicle supply circuit disposed within the enclosure; wherein the breakaway portion includes an opening for a cord to connect the electric vehicle supply circuit to an electric vehicle; and wherein the breakaway portion is adapted to disengage from the enclosure when the cord is subjected to excessive strain. - View Dependent Claims (19, 20)
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Specification