Rechargeable battery jump starting device with leapfrog charging system
A rechargeable battery jump starting device with a leapfrog charging system. The leapfrog charging system, for example, can sequentially charge multiple batteries of the rechargeable battery jump starting device. For example, the rechargeable battery jump starting device is a portable rechargeable battery jump starting device configured for jump starting automobiles, heavy equipment, commercial vehicles, commercial equipment, trucks, buses, commercial trucks, front loaders, dozers, back hoes, excavators, rollers, fork lift, specialized commercial equipment, logging equipment, airplanes, jets, and other battery started vehicles and equipment.
1. A jump starting device for boosting or charging a depleted or discharged battery, the device comprising:
a positive battery connector for connecting the jump starting device to a positive terminal of the depleted or discharged battery;
a negative battery connector for connecting the jump starting device to a negative terminal of the deplete or discharged battery;
a first 12V battery;
a second 12V battery;
an electrical control switch electrically connected to the first 12V battery and the second 12V battery, the electrical control switch having a parallel switch position for connecting the first 12V battery and second 12V battery in parallel, the electrical control switch having a series switch position for connecting the first 12V battery and second 12V battery in series;
a leapfrog charger connected to the first 12V battery and second 12V battery, the leapfrog charger configured for sequentially charging the first 12V battery and the second 12V battery in a back-and-forth sequence; and
a microcontroller connected to the leapfrog charger, the microcontroller configured for controlling operation of at least the leapfrog charger.
2. The device according to claim 1 , wherein the leapfrog charger is configured to incrementally charge the first 12V battery and the second 12V battery to maintain the first 12V battery and second 12V battery close to the same potential during sequentially charging the first 12V battery and the second 12V battery.
3. The device according to claim 1 , wherein the leapfrog charger is configured to first charge the first 12V battery or second 12V battery, whichever has the lowest voltage or charge.
4. The device according to claim 1 , wherein the leapfrog charger is configured to sequentially charge the first 12V battery and second 12V battery incrementally in fixed voltage increases.
5. The device according to claim 1 , wherein the leapfrog charger is configured to sequentially charge the first 12V battery and second 12V battery incrementally in varying voltage increases.
6. The device according to claim 1 , wherein the leapfrog charger is configured to sequentially charge the first 12V battery and second 12V battery incrementally in random voltage increases.
7. The device according to claim 1 , wherein the leapfrog charger is configured to sequentially charge the first 12V battery and second 12V battery incrementally in 100 millivolt (mV) increases.
8. The device according to claim 1 , wherein voltage charging increments are a portion or fraction of a total voltage charge required to fully charge the first 12V battery or second 12V battery.
9. The device according to claim 1 , wherein the microcontroller is a programmable microcontroller.
10. The device according to claim 9 , wherein the programmable microcontroller is configured to provided charge timeouts.
11. The device according to claim 1 , further comprising a peak voltage shutoff to prevent overcharging the first 12V battery and second 12V battery.
12. The device according to claim 1 , wherein the charging sequence is a back-and-forth charging sequence between the first 12V battery and second 12V battery.
13. The device according to claim 12 , wherein the charging sequence includes back-to-back charges of a same battery of the first 12V battery and second 12V battery two or more times prior to sequencing to the other battery.
14. The device according to claim 1 , wherein the charging sequence includes one or more charging pauses.
15. The device according to claim 1 , wherein charging time increments, voltage increase amounts, and charging rates are all adjustable in a programmed sequence.
16. The device according to claim 1 , wherein the microcontroller is configured to control one or more operations of the jump starting device.
17. A rechargeable battery jump starting device having a leapfrog charging system, the device comprising:
a first 12V battery;
a second 12V battery;
an electrical control switch electrically connected to the first 12V battery and the second 12V battery, the electrical control switch having a parallel switch position for connecting the first 12V battery and second 12V battery in parallel, the electrical control switch having a series switch position for connecting the first 12V battery and second 12V battery in series;
a leapfrog charger connected to the first 12V battery and second 12V battery, the leapfrog charger configured for sequentially charging the first 12V battery and the second 12V battery,
wherein the charging sequence is a back-and-forth charging sequence between the first 12V battery and second 12V battery, and
wherein the charging sequence includes back-to-back charges of a same battery of the first 12V battery and second 12V battery two or more times prior to sequencing to the other battery.