The Gillette Company

Duracell U.S. Operations, Inc.

David N Klein

Jordan Todorov Bourilkov

John Rotondo

Andrew G Gilicinski

George M Cintra

Jean Mary Methe

David Goldfarb

Leslie J Pinnell

In Tae Bae

Anne T Lynch

Aaron William Arbesman

Mark Kacprowicz

Eric S Gordon

David Thomas Biedermann

Jordan Todorov Bourikov

George Manuel Cintra

A battery assembly includes a battery that has a top surface surrounded by a circumferential edge; and a removable tab attached to the top surface. The removable tab includes a first tab end and an oppositely disposed second tab end; a gripping region disposed adjacent to the first tab end; and a battery cell attachment region disposed adjacent to the second tab end and attached to the top surface of the battery. The battery cell attachment region has first and second oppositely disposed sidewalls, wherein the second tab end is curved inwardly away from the circumferential edge of the battery such that a portion of the top surface of the battery is exposed between the second tab end and the circumferential edge of the battery

Removable tab and battery assembly having the same

A battery assembly includes a battery that has a top surface surrounded by a circumferential edge; and a removable tab attached to the top surface. The removable tab includes a first tab end and an oppositely disposed second tab end; a gripping region disposed adjacent to the first tab end; and a battery cell attachment region disposed adjacent to the second tab end and attached to the top surface of the battery. The battery cell attachment region has first and second oppositely disposed sidewalls, wherein at least one of the first and second sidewalls is curved inwardly away from the circumferential edge of the battery such that a portion of the top surface of the battery is exposed between the sidewall and the circumferential edge of the battery.

Battery tab

An apparatus includes a charger and a plurality of connectors such that a connector includes a switch and a connection between the charger and the connector. The charger is configured to direct a switch associated with one of the plurality of connectors to connect the connector with which it is associated to the charger. The charger is also configured to charge a device connected to the connector according to a type of battery detected in the device. A plurality of devices is charged using a prioritized charging scheme.

Multi-use fast rate charging stand

Charging at least one rechargeable battery includes regulating a voltage applied to the at least one rechargeable battery by coupling a circuit between an output of a rectifier circuit and the at least one rechargeable battery, limiting the charging current to be within a first predetermined range and when a predetermined battery charging voltage is reached, dropping the charging current to be within a second predetermined range.

Household device continuous battery charger utilizing a constant voltage regulator

Disclosed is a circuit arrangement. The circuit arrangement includes a plurality of rechargeable batteries each having at least one rechargeable electrochemical cell, and current-carrying members connecting the plurality of batteries such that when the plurality of batteries are charging the plurality of batteries are in a series electrical circuit arrangement and when the plurality of batteries are discharging the plurality of batteries are in a parallel electrical circuit arrangement.

Circuit arrangement with multiple batteries

An inductive charger adapter element includes a housing, a coil comprising electrically conductive material, the coil contained within the housing, the coil configured to inductively couple to an external primary coil; and a connector supported on the housing, the connector coupled to the coil and configured to couple the inductive charger adapter element to a port provided on a device, the connector including a first pair of conductors for providing power and charging current to a battery in the device.

USB inductive charger

Disclosed is a charger device. The charger device includes a housing, defining a volume, that includes a power conversion module to provide output power of between 3-300 W, and a controller configured to determine a current level to direct to one or more rechargeable batteries, and cause the output power to be directed to the one or more rechargeable batteries at a charging current substantially equal to the determined current level. A ratio of the output power directed to the one or more rechargeable batteries and the volume is equal to at least 10 W/in.

Compact ultra fast battery charger

A hybrid power supply includes a switching type DC/DC boost type converter that receives energy from a fuel cell and is arranged to deliver the energy to a rechargeable cell, set to provide a fixed output voltage that is less than the full charge voltage of the rechargeable cell. The hybrid power supply includes a circuit including a fuel cell current control that senses fuel cell current, and controls in part operation of the converter to provide constant current discharge on the fuel cell side of the hybrid power supply.

Fuel cell hybrid power supply

A hybrid power supply includes a fuel cell and an interface between the fuel cell and a fuel cartridge or external battery and a switching type DC/DC boost type converter that receives energy from the fuel cell or external battery and is arranged to deliver the energy to a rechargeable cell. The hybrid power supply also includes a fuel cell current sensor/comparator, included in a feedback control loop disposed about the DC/DC converter, which controls in part operation of the converter to provide constant current discharge on the fuel battery side of the hybrid power supply. An adapter that couples a source of AC power such as a charger to the interconnect is also disclosed.

Fuel cartridge interconnect for portable fuel cells

A electronic device includes an electrical component powered by a battery and a compartment to receive the battery. A low voltage cutoff circuit is configured to couple to the battery. The low voltage cutoff circuit includes a switching device having a control terminal, a current sourcing terminal and current sinking terminal and a resistor coupled between the control terminal and a first terminal of a battery. The circuit has first and second output terminals. The first output terminal is coupled to the first terminal of the battery and the second output terminal is coupled to the current sourcing terminal of the transistor. The first and second output terminals are configured to accept connections to positive and negative terminals of the electrical component.

Battery low-voltage cutoff circuit

A hybrid power supply includes a switching type DC/DC boost type converter that receives energy from a primary battery cell and is arranged to deliver the energy to a rechargeable cell, set to provide a fixed output voltage that is less than the full charge voltage of the rechargeable cell. The hybrid power supply includes a circuit including a primary battery current control that senses primary battery current, and controls in part operation of the converter to provide constant current discharge on the primary battery side of the hybrid power supply.

Growing community of inventors

Southbury, CT, United States of America

David N Klein