US 6,784,639 B1Granted

Multi-battery automatic charging circuit with individual regulator

OwnerTai-Her Yanginventor

Life of this patent

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Abstract

A multi-battery automatic charging circuit with individual regulator is further provided with one secondary or more than one output interface to convert an AC source via a rectifier into a DC charging source, thus to supply power to an external rechargeable device or a DC load of different voltage through a tap of the circuit specific voltage; or alternatively, a primary battery, or a rechargeable battery provided with storage capacity, or any other rechargeable device generally available in the market is placed in the battery holder provided otherwise for the placement of rechargeable batteries to charge the external rechargeable device or to supply power to a DC load.

Claims19

Dependent claims

or alternatively, a primary battery, or a rechargeable battery provided with storage capacity, or any other rechargeable device generally available in the market is placed in the battery holder provided otherwise for the placement of rechargeable batteries to charge the external rechargeable device or to supply power to a DC load, wherein the multi-battery automatic charging circuit with individual regulator is related to a DC source or one that is controlled by a regulator, or one that is converted from AC of the prior art, comprised of:
an AC transformer 100:
with its primary side provided for AC input and the secondary side for AC output;
and the AC transformer 100 is provided as an optional as required by the circuit while an input AC source may be forthwith used;
an AC limit resistance 101:
a capacitor or an inductive resistance to prevent shortage on the load side, or a hybrid AC limit resistance comprised of those two types or more than two types including the capacitor resistance and inductive resistance, to be connected in series on the AC source side of the transformer or between the AC source and a rectifier 102 in the absence of a limit resistance at the terminal of the DC source;
a filter capacitor 800:
related to an optional device, comprised of a conventional capacitor;
a DC limit resistance 101′:
related to an optional device;
when the source relates to a DC source, or that converted from AC via the rectifier 102 and the filter capacitor 800, and the AC limit resistance 101 is not provided in series on the AC side, a DC limit resistance comprised of a resistance, or an active transistor and a drive circuit is connected in series between the DC source and the load side, or the a conventional regulator circuit or regulator IC is provided before the output characterized by that:
a Zener regulator 900:
comprised of a Zener diode or any other regulator electronic circuit, and connected in parallel to both sides of the individual regulator series circuit;
an individual regulator circuit in series includes:
a divider regulator 1100, 1200, 1300, 1400, 1500, 1600:
comprised of a positive going diode or a Zener diode connected in series;
two or more than two units of a charging connector or battery holder being provided to match two or more than two storage units, and allowing individual or simultaneous placement of batteries to be charged or removed as desired;
and
a primary bias resistances 1101, 1201, 1301, 1401, 1501, 1601:
to be provided as optional depending on the charging voltage required;
comprised of a resistance to be connected in series with the corresponding divider regulator 1100, 1200, 1300, 1400, 1500, 1600 in series in the sequence of 1100, 1101, 1200, 1201, 1300, 1301, . . . 1600, 1601 to form a graded divider circuit;
wherein, 1100 and 101 being connected in series to become a first individual regulator unit;
1200 and 1201, the second;
1300 and 1301, the third;
1400 and 1401, the fourth;
1500 and 1501, the fifth;
and 1600 and 1601, the sixth individual regulator unit with all the six individual regulator units connected in series while both ends of each individual regulator unit are connected to the storage unit comprised of a battery, charging connector, or the battery holder to provide charging voltage;
an HV output tap 107:
related to the higher charging voltage outputted from both ends of each of two or more than two of those dividers regulator 1100, 1200, 1300, 1400, 1500, 1600, and a diode 108 may be connected in series to the output end to prevent inverse discharging when required;
a negative going output diode 105:
provided between each storage unit and the output end of the HV output tap 107, connected in series to the positive-going series output polarity of the storage unit comprised of a battery, charging connector or battery holder in the positive direction of the output current, so to execute external power output from the battery in the storage unit;
a diverter resistance 103:
to be connected in parallel with both ends of the individual regulator circuit when the charging current supplied by each charging connector must be of different rated amperage, so to relatively allot the amperage respectively outputted to the diverter resistance 103 and the individual regulator circuit connected in parallel with the diverter resistance 103;
to further prevent inverse discharging by the storage unit via the diverter resistance 103, the positive polarity of a diode 104 is first connected in series with the individual regulator circuit to be connected in parallel with the diverter resistance while another end of the diode 104 is connected in parallel with the diverter resistance 103;
and the diverter resistance 103 is provided as an optional depending on the functional requirements;
and the multi-battery automatic charging circuit with individual regulator comprised of those circuit devices as described above may be forthwith comprised of any Pb, NiH, NiZn, NiFe, Li battery or any other device with storage and discharging capacity, or comprised of multiple storage units 310, 320, 330, 340, 350, 360 formed by multiple charging connectors or battery holders matching those batteries described above.

33 more elements

A circuit for charging batteries, comprising:

a DC power source having first and second terminals, the power source being operable to maintain a potential difference between the terminals;
the first terminal being a positive terminal;
divider means, connected between the first and second power source terminals, for dividing the potential difference into a plurality of smaller potential differences that are applied to the batteries to charge the batteries when the power source is operating;
a plurality of diodes that are connected to the batteries in an alternating series, such that diodes alternate with the batteries in the series, the alternating series of diodes and batteries being connected between the first power source terminal and a connection point on the divider means that is remote from the first power source terminal, the anodes of the diodes in the alternating series being oriented toward the first power source terminal so as to permit a flow of current through the alternating series in a direction toward the first power source terminal;
first and second voltage output tap terminals;
means for connecting the first voltage output tap terminal to the first power source terminal;
and
means for connecting the second voltage output tap terminal to the connection point on the divider means.

5 more elements

Dependencies are inferred from the claim text.

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Abstract

or alternatively, a primary battery, or a rechargeable battery provided with storage capacity, or any other rechargeable device generally available in the market is placed in the battery holder provided otherwise for the placement of rechargeable batteries to charge the external rechargeable device or to supply power to a DC load, wherein the multi-battery automatic charging circuit with individual regulator is related to a DC source or one that is controlled by a regulator, or one that is converted from AC of the prior art, comprised of:
an AC transformer 100:
with its primary side provided for AC input and the secondary side for AC output;
and the AC transformer 100 is provided as an optional as required by the circuit while an input AC source may be forthwith used;
an AC limit resistance 101:
a capacitor or an inductive resistance to prevent shortage on the load side, or a hybrid AC limit resistance comprised of those two types or more than two types including the capacitor resistance and inductive resistance, to be connected in series on the AC source side of the transformer or between the AC source and a rectifier 102 in the absence of a limit resistance at the terminal of the DC source;
a filter capacitor 800:
related to an optional device, comprised of a conventional capacitor;
a DC limit resistance 101′:
related to an optional device;
when the source relates to a DC source, or that converted from AC via the rectifier 102 and the filter capacitor 800, and the AC limit resistance 101 is not provided in series on the AC side, a DC limit resistance comprised of a resistance, or an active transistor and a drive circuit is connected in series between the DC source and the load side, or the a conventional regulator circuit or regulator IC is provided before the output characterized by that:
a Zener regulator 900:
comprised of a Zener diode or any other regulator electronic circuit, and connected in parallel to both sides of the individual regulator series circuit;
an individual regulator circuit in series includes:
a divider regulator 1100, 1200, 1300, 1400, 1500, 1600:
comprised of a positive going diode or a Zener diode connected in series;
two or more than two units of a charging connector or battery holder being provided to match two or more than two storage units, and allowing individual or simultaneous placement of batteries to be charged or removed as desired;
and
a primary bias resistances 1101, 1201, 1301, 1401, 1501, 1601:
to be provided as optional depending on the charging voltage required;
comprised of a resistance to be connected in series with the corresponding divider regulator 1100, 1200, 1300, 1400, 1500, 1600 in series in the sequence of 1100, 1101, 1200, 1201, 1300, 1301, . . . 1600, 1601 to form a graded divider circuit;
wherein, 1100 and 101 being connected in series to become a first individual regulator unit;
1200 and 1201, the second;
1300 and 1301, the third;
1400 and 1401, the fourth;
1500 and 1501, the fifth;
and 1600 and 1601, the sixth individual regulator unit with all the six individual regulator units connected in series while both ends of each individual regulator unit are connected to the storage unit comprised of a battery, charging connector, or the battery holder to provide charging voltage;
an HV output tap 107:
related to the higher charging voltage outputted from both ends of each of two or more than two of those dividers regulator 1100, 1200, 1300, 1400, 1500, 1600, and a diode 108 may be connected in series to the output end to prevent inverse discharging when required;
a negative going output diode 105:
provided between each storage unit and the output end of the HV output tap 107, connected in series to the positive-going series output polarity of the storage unit comprised of a battery, charging connector or battery holder in the positive direction of the output current, so to execute external power output from the battery in the storage unit;
a diverter resistance 103:
to be connected in parallel with both ends of the individual regulator circuit when the charging current supplied by each charging connector must be of different rated amperage, so to relatively allot the amperage respectively outputted to the diverter resistance 103 and the individual regulator circuit connected in parallel with the diverter resistance 103;
to further prevent inverse discharging by the storage unit via the diverter resistance 103, the positive polarity of a diode 104 is first connected in series with the individual regulator circuit to be connected in parallel with the diverter resistance while another end of the diode 104 is connected in parallel with the diverter resistance 103;
and the diverter resistance 103 is provided as an optional depending on the functional requirements;
and the multi-battery automatic charging circuit with individual regulator comprised of those circuit devices as described above may be forthwith comprised of any Pb, NiH, NiZn, NiFe, Li battery or any other device with storage and discharging capacity, or comprised of multiple storage units 310, 320, 330, 340, 350, 360 formed by multiple charging connectors or battery holders matching those batteries described above.

33 more elements