Battery pack identification system
First Claim
1. A power tool system, comprising:
- first battery means for holding battery cells of a first type comprising at least one of a magnet, radio frequency (RF) means for transmitting, and optical means for transmitting comprising first terminal means for communicating; and
battery charger means for charging comprising second terminal means for communicating with said first terminal means and further comprising remote communication means for generating signals in response to remote detection of said at least one of said magnet, said RF means, and said optical means,said battery charger means further comprising control means for receiving signals from said remote communication device, for determining that said first battery means is in electrical communication with said battery charger means based on communications with said first battery means through said second terminal means, for determining battery means identification by determining whether said first battery means is of said first type based on the signals from said remote detection, and for determining a charge setting for said first battery means based on said battery means identification and;
second battery means of a second type that communicates with said battery charger means and that does not include remote communication means.
1 Assignment
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Accused Products
Abstract
A control module is included in a battery charger that is adapted to charge a plurality of battery packs of different types or a power tool that is adapted to be powered by at least one of the battery packs. The control module includes a remote sensing module that communicates remotely with one of the battery packs. The control module also includes a battery pack connection module that determines that the one of the battery packs is in electrical communication with at least one of the battery charger and the power tool. The control module also includes a battery pack identification (ID) module that determines a first type of the battery pack based on remote sensing module signals. The control module also includes a charge control module that determines at least one of a charge setting and a discharge setting for the battery pack based on the first type.
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Citations
12 Claims
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1. A power tool system, comprising:
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first battery means for holding battery cells of a first type comprising at least one of a magnet, radio frequency (RF) means for transmitting, and optical means for transmitting comprising first terminal means for communicating; and battery charger means for charging comprising second terminal means for communicating with said first terminal means and further comprising remote communication means for generating signals in response to remote detection of said at least one of said magnet, said RF means, and said optical means, said battery charger means further comprising control means for receiving signals from said remote communication device, for determining that said first battery means is in electrical communication with said battery charger means based on communications with said first battery means through said second terminal means, for determining battery means identification by determining whether said first battery means is of said first type based on the signals from said remote detection, and for determining a charge setting for said first battery means based on said battery means identification and; second battery means of a second type that communicates with said battery charger means and that does not include remote communication means. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A power tool system, comprising:
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a battery pack of a first type having a magnet embedded in the battery pack; a battery pack of a second type without a magnet embedded in the battery pack; and a battery charger that operably couples to the first type of battery pack and to the second type of battery pack and configured with a magnetic sensor that is operable to detect presence of the magnet when operably coupled to the first type of battery pack and operable; the battery charger having a charge control module that implements different charging procedures based on the type of battery pack coupled thereto. - View Dependent Claims (10, 11, 12)
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Specification