Bizarre Patents
A kissing shield comprised of a thin, flexible membrane and a frame or holder.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 6989652 | Protection method, control circuit, and battery unit A protection method for preventing battery cells from over-discharging and being overcharged, a control circuit, and a battery unit are provided. In the protection method, when a set signal “1” is supplied to a set terminal, a flip-flop outputs “1”. The gate... | 01/24/2006 |
| 6859011 | Method for controlling the charging and discharging phases of a backup capacitor and a circuit configuration for carrying out the method A method for controlling the charging and discharging phases of a backup capacitor for a data storage medium has the step where the backup capacitor is first discharged to a defined voltage level before it is charged. The capacitor is discharged using a constant cur... | 02/22/2005 |
| 6734652 | Battery charging safety circuit A safety circuit monitors a charging signal supplied by a charging circuit for charging a battery. Damage to the battery may occur when the voltage at the input terminal of the battery rises above the safe level for the battery. A voltage drop across a coupling circ... | 05/11/2004 |
| 6731096 | Battery charging algorithm This invention is a method of charging a battery wherein false dT/dt measurements are identified. When a NiMH battery reaches full charge, the change in temperature per unit time increases. Thus, this dT/dt measurement can be used to properly terminate charging. Ini... | 05/04/2004 |
| 6724173 | Circuits, apparatuses, electrochemical device charging methods, and lithium-mixed metal electrode cell charging methods Circuits, apparatuses, electrochemical device charging methods, and lithium-mixed metal electrode cell charging methods are provided. According to one aspect, a circuit includes charging circuitry adapted to apply electrical energy to an electrochemical device to ch... | 04/20/2004 |
| 6724171 | Movable plug-head charger A movable plug-head for a travel-type battery charger. A metallic n-shaped stationing clamp replaces the conventional plastic clamp and conductive metallic spring plates so that the number of components and thickness of the n-shaped stationing clamp are reduced. Ult... | 04/20/2004 |
| 6678137 | Temperature compensation circuit for an arc fault current interrupting circuit breaker An arc fault current interrupting (AFCI) circuit breaker includes a pair of electrical contacts for stopping the flow of electrical current in a protected portion of the distribution circuit. A low pass filter is configured to receive a signal indicative ... | 01/13/2004 |
| 6674266 | Method for determining the operating state of an energy-storage battery A method for determining the operating state of an energy-storage battery in assumed temperature and state of charge conditions, which has the following steps: a) measurement of a temperature variable (TACT) which is correlated with the battery... | 01/06/2004 |
| 6665165 | Control method for the actuator of a variable valve train The invention relates to a control method for the electrical actuator of a variable valve train, the actuator being embodied in the form of a worm gear in which a sensor detects a position value (measured position value) of an eccentric shaft, a control d... | 12/16/2003 |
| 6661204 | Battery charge monitor A method and a circuit to monitor exactly the charge status of a battery of a battery powered device is achieved. The charge and discharge currents are continuously measured and integrated over time to get the exact charge of the battery. Inaccuracies cau... | 12/09/2003 |
| 6646423 | Formation procedure for alkaline nickel-zinc cells The present invention comprises a formation procedure for alkaline nickel-zinc cells, the procedure comprising the steps of assembling an alkaline nickel-zinc cell, charging the cell at a charging current rate until a first condition is achieved, wherein ... | 11/11/2003 |
| 6646416 | Electrical rechargeable battery An electrical rechargeable battery has an end pole, which is provided with an external thread and to which a flat cable lug of a cable connection is connected. The end pole is arranged in a circular recess in the cover such that the end pole is surrounded... | 11/11/2003 |
| 6646847 | Current sense circuit A current sense circuit includes a current sense device and a voltage sense device. The current sense device is positioned to sense a drive current provided to a load by a drive circuit. The voltage sense device is coupled across the current sense device ... | 11/11/2003 |
| 6642692 | Charge equalizing device for power storage unit A charge equalizing device for a power storage unit, which equalizes a remaining charge of each cell unit of the power storage unit that includes a plurality of groups of cells formed by a plurality of the cell units which are connected in series. The cha... | 11/04/2003 |
| 6642719 | Device for judging life of auxiliary battery The depth of discharge of an auxiliary battery 6 is calculated, and the lifetime of the auxiliary battery 6 is determined based on the discharge. characteristic of the calculated one of different depths of discharge.... | 11/04/2003 |
| 6636016 | Battery pack and backup power supply device utilizing the battery pack A battery pack for use as a backup power supply device for various electronic devices has a rechargeable battery group having a plurality of cylindrical rechargeable batteries connected in series and/or parallel and arranged in horizontal flat arrays as a... | 10/21/2003 |
| 6636018 | Battery module and positioning structure therefor A battery module is provided by coating selected sides of a battery cell having a rectangular shape with a prescribed resin material. The resin material is selected from among polyamide resin, polyurethane resin. Module side surfaces are provided with slo... | 10/21/2003 |
| 6636410 | Relay apparatus Electrical energy is charged to a dielectric by using an energizing unit. A relay apparatus includes a first electromagnetic relay and a second electromagnetic relay. One light-emitting transistor is turned on by self-maintaining the second electromagneti... | 10/21/2003 |
| 6636413 | Electrostatic chucks and process for producing the same An electrostatic chuck including a dielectric layer made of aluminum nitride, an inner electrode buried in the dielectric layer, and a surface layer covering a surface of the dielectric layer. The surface layer is made of a material harder than the alumin... | 10/21/2003 |
| 6630811 | Flip cover with battery for portable computer system An apparatus for providing an energy source for portable computer systems. In one embodiment, the present invention is comprised of a front flip cover having integrated therewithin a flat rechargeable battery. The front flip cover is adapted to be removab... | 10/07/2003 |
| 6630810 | Hybrid vehicle and control method therefor A hybrid vehicle and a control method of the hybrid vehicle is provided, capable of suppressing discharge of the battery at the time of starting a DC/DC converter and suppressing temporal voltage drop of the battery. When the engine is in the idle state a... | 10/07/2003 |
| 6628102 | Current measuring terminal assembly for a battery A terminal assembly for measuring electrical current passing to and from a battery post, including an electrically conductive collar for connecting to a post of a battery, and an electrically conductive terminal for receiving a connector of a load. An ele... | 09/30/2003 |
| 6624615 | Battery temperature management method of an electric vehicle A method for managing temperature of a battery of an electric vehicle is provided which comprises: determining whether a value of a state of charge of a battery is less than a predetermined value; regulating temperature of the battery such that the temper... | 09/23/2003 |
| 6624609 | Solar powered monitor A solar powered monitor is powered by a photovoltaic solar module. The monitor measures the electrical output from the solar module and records the length of each interval of time during which the electrical output is below a predetermined value. The leng... | 09/23/2003 |
| 6624614 | Charge and discharge controller The present invention provides a rechargeable power source apparatus capable of performing the detection of a charge current with the overdischarge protection state being held and the detection of a discharge current with the overcharge protection state b... | 09/23/2003 |
| 6624610 | Electric vehicle An electric motor cycle 1 carrying batteries (12) wherein the batteries (12) and a charger (13) are integrated into one body, and the integrated body of batteries and charger is removably mounted on a vehicle body (2). The batteries (12) and the charger (... | 09/23/2003 |
| 6624611 | Sensing vehicle battery charging and/or engine block heating to trigger pre-heating of a mobile electronic device Provided is an apparatus that includes temperature-sensitive functional means for performing pre-configured functionality (such as video recording), mounting means for mounting the apparatus to a motor vehicle, and heating means for heating the functional... | 09/23/2003 |
| 6621248 | Charging device with selectable output voltage values A charging device having a voltage stabilization unit, a charging unit, a battery protection unit, and a voltage setting unit. The voltage setting unit includes a control circuit, a voltage adjustment circuit, and a voltage selection circuit. The charging... | 09/16/2003 |
| 6621680 | 5V tolerant corner clamp with keep off circuit and fully distributed slave ESD clamps formed under the bond pads The pads of a semiconductor die are protected from an electrostatic discharge (ESD) event by an ESD protection circuit that has a number of master clamps and a number of slave clamps that are controlled by the master clamps. The slave clamps are formed un... | 09/16/2003 |
| 6621679 | 5V tolerant corner clamp with keep off circuit An electrostatic discharge (ESD) corner clamp is connected to a positive ESD rail that has a steady first voltage, such as 2.6V, and can be driven to a larger second voltage, such as 4.3V. The ESD corner clamp provides 5V tolerance by utilizing a keep off... | 09/16/2003 |
| 6617828 | Circuit assembly for doubling the voltage of a battery A circuit assembly for doubling the voltage of a battery includes a charge pump (12) fed by the battery voltage and controlled by a clock generator (10). The supply voltage of the clock generator is the voltage output by the charge pump (12). The source/d... | 09/09/2003 |
| 6617823 | Protective shield to prevent shorting in polymer battery A Li-ion and/or Li-ion polymer cell, comprised of a first cathode section and a second cathode section. Each cathode section has a cathode current collector in contact therewith. The cathode current collector is comprised of a sheet of metal mesh having a... | 09/09/2003 |
| 6617829 | Automatic conditioning of battery in battery-powered apparatus A method and a system of maintaining a rechargeable battery for an electronic device capable of utilizing the battery as a power source are disclosed. Usage of the battery is monitored. Based on this monitored usage, a user of the electronic device is not... | 09/09/2003 |
| 6617827 | Battery charger with sequential charging The battery charging process monitors the battery charging pockets waiting for an indication that a battery or a phone-battery combination has been inserted into their respective pockets. The first battery that is inserted is the high priority battery and... | 09/09/2003 |
| 6614205 | Charge/discharge control circuit and a charging-type power-supply unit There is provided a charge/discharge control circuit for preventing a charging current from flowing into a secondary battery through a parasitic diode and a resistor for allowing return from an overcurrent state although a switching circuit is turned off.... | 09/02/2003 |
| 6614233 | Apparatus for detecting battery pack abnormality and method of detecting battery pack abnormality Cell controllers provided to control modules each constituted of a plurality of cells each calculate deterioration factors indicating the extents to which the cells under its control have become depleted and detect the deterioration factor of the cell in ... | 09/02/2003 |
| 6614203 | Electrical connection box An electrical connection box includes a protection apparatus attachment recess. The protection apparatus attachment recess accommodates a power supply breaker apparatus. The power supply breaker apparatus includes a fixed member and a movable member. The ... | 09/02/2003 |
| 6611128 | Device for detecting a battery condition In a battery control device for controlling input to and output from a battery pack of the present invention, the battery pack includes a plurality of serially-connected battery blocks each including a plurality of serially-connected unit batteries. The d... | 08/26/2003 |
| 6611418 | Compliant collet chuck A compliant collet chuck for firmly clamping a workpiece has a base member attachable to the faceplate or spindle of a lathe. The base member has a central bore having a tapered portion and which is surrounding by a channel. A bayonet cylinder occupies th... | 08/26/2003 |
| 6608463 | Solid-oxide fuel cell system having an integrated air supply system A solid-oxide fuel cell system having an integrated air supply system, including a central air pump, distribution manifold, air control valves, mass air flow sensors, and supply ducts, for controllably supplying oxygen for the fuel cell reaction, both thr... | 08/19/2003 |
