Bizarre Patents
Dining Table Having Integral Dishwasher
A space-saving dishwasher, which may be installed within a counter top or table, having a dish-carrying rack that is vertically shiftable through the open top of the dishwasher for facilitating loading and unloading of the dishes.
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| Number | Title | Issue Date |
| 5206097 | Battery package having a communication window A battery package (100) includes a transparent window (108) which communicates information about the battery to a battery-powered device such as a portable radio (200). Information about the battery (100) is communicated through the window (108) by a seri... | 04/27/1993 |
| 5191277 | Electronic apparatus capable of controlling electric current supply An electronic apparatus comprising a charger and an electronic device connected removably to the charger. The electronic device comprises a rechargeable battery unit charged by the charger when the charger is connected to the electronic device, an electro... | 03/02/1993 |
| 5177424 | Instrument handle for use with interchangeable batteries A battery operated medical instrument that can operate on either rechargeable or non-rechargeable batteries or can be recharged using either a 120 Volt or a 220 Volt outlet.... | 01/05/1993 |
| 5140249 | Motor-operated grass cutter An electric motor-operated grass cutter includes a housing; an electric motor; a plurality of cutting blades projecting from the housing, at least one of which is driven by the electric motor so as to reciprocate, and a chargeable storage battery connecta... | 08/18/1992 |
| 5122721 | Combination battery charger and AC adapter A battery charger charges a discharged battery and can be connected directly to an appliance where it serves as an AC adapter. The output of the battery charger automatically reduces to a trickle maintenance charge as the battery approaches a full charge ... | 06/16/1992 |
| 5121045 | EMI proof battery pack for night vision goggles An improved battery pack for night vision goggles is employed in the cockpit of an aircraft, where RF fields of several hundred volts/meter are present. The improved battery pack includes a shunt circuit for shunting RF signals picked up by any external l... | 06/09/1992 |
| 5111127 | Portable power supply A portable power supply having a rechargeable battery in a housing mounted on a portable frame. An inverter/converter unit, attached to the frame, is hardwired to the battery for conversion of DC power to AC power and for recharging the battery from an ex... | 05/05/1992 |
| 5095259 | Low voltage, high current capacity connector assembly and mobile power tool and appliance operating system A mobile power tool and appliance operating system includes a portable lead-acid battery pack having a high current capacity socket compatible with existing low current plugs used with appliances intended to operate from automotive cigarette lighter socke... | 03/10/1992 |
| 5030902 | Mechanism for an electrical appliance The mechanism for the electrical appliance, especially for a hair cutting device, for line voltage or battery-powered operation comprises a tool portion with a rechargeable battery and an adapter, which is easily connected by a cable with a current source... | 07/09/1991 |
| 5008785 | Rechargeable miniature flashlight A miniature two or three cell flashlight as disclosed to comprise a barrel, a tailcap, a head assembly, and means for holding a miniature lamp bulb and for providing interruptible electrical coupling to dry cell batteries retained within the barrel and ha... | 04/16/1991 |
| 4962559 | Submersible vacuum cleaner The invention provides a self-contained cordless electric pool and spa vacuum cleaner which is easily maneuverable over both flat and highly contoured underwater surfaces. A pump impeller, powered by an electric motor, is used to draw water through a comp... | 10/16/1990 |
| 4962347 | Flashlight with battery tester A flashlight or a portable lantern having a built-in battery tester to determine the voltage or capacity of the battery, either under an electrical load or under no electrical load. The battery tester can comprise a voltmeter, ammeter, liquid-crystal cell... | 10/09/1990 |
| 4947514 | Internal contact for a charging circuit The present invention is a vacuum cleaner recharging assembly. The assembly includes a vacuum cleaner having a motor, a housing enclosing the motor, a fan driven by the motor for producing a vacuum, and a canister for at least the reception of foreign mat... | 08/14/1990 |
| 4934020 | Charging unit and vacuum cleaner The present invention is a vacuum cleaner and recharging assembly including a vacuum cleaner having a motor, a housing enclosing the motor, a fan driven by the motor for producing a vacuum, a canister for at least the reception of air and foreign matter d... | 06/19/1990 |
| 4857702 | Battery powered electrical curling iron with detachable wand and self-contained battery charger A battery powered electric curling brush/iron includes an elongated cylindrical electrically heated wand detachably connected to the end of a hollow handle by a pair of separable electrical connector terminals. The handle houses rechargeable batteries for... | 08/15/1989 |
| 4847513 | Power-operated device with a cooling facility A cordless power-operated device, such as a saw 20, is powered by a low level D.C. voltage provided by battery pack cells to operate the saw in a cordless mode. The cells are housed in a container 32 which fits into a cavity 23 formed in a housing 22 of s... | 07/11/1989 |
| 4845419 | Automatic control means providing a low-power responsive signal, particularly for initiating data preservation operation In a system including volatile memory, a battery backed memory may be available for preserving data in the event of a power failure. Low power condition is reliably sensed sufficiently in advance of supply voltage falling below a minimum operating voltage... | 07/04/1989 |
| 4835452 | Liquidproof battery-powered appliance In a liquidproof battery-powered appliance, a battery insertion opening formed in the bottom of a battery accommodation casing accommodating a rechargeable battery and provided with parts including a motor and a printed circuit board is closed liquidtight... | 05/30/1989 |
| 4794058 | Reserve battery A replaceable low-cost reserve battery is easily activated by twisting a knob. Charging is accomplished inside the vehicle through use of the cigar lighter circuit. A hook is provided to both lock the activating knob and support the reserve battery during... | 12/27/1988 |
| 4751452 | Battery operated power wrap tool A portable power tool for forming wire wrap type connections includes an electric motor, a torque transmitter and a casing for enclosing the electric motor and the torque transmitter. Removably mounted to the casing is a battery pack. The battery pack mou... | 06/14/1988 |
| 4743829 | Plug-in device with slide cover over plug prongs A three position slidable switch for use in a portable, rechargeable electrical device includes ON, OFF, and CHARGE positions. In the ON position a rechargeable battery is coupled in circuit with the device for the operation thereof. In the OFF position t... | 05/10/1988 |
| 4743735 | Electric hair curler with detachable handle containing rechargeable batteries and charger A portable electric battery operated hair curler having a handle detachable from a curling barrel provided with an electric heating element. The handle contains rechargeable batteries and a recharger, and has a first set of electrical connectors at its fr... | 05/10/1988 |
| 4737702 | Battery charging control system particularly for hand held device In a preferred embodiment, a closed loop control system of a hand held data processing device varies the duty cycle of a battery charging source to match a desired charge rate. Such desired charge rate may be selected according to ambient temperature, for... | 04/12/1988 |
| 4734635 | Microprocessor controlled battery reconditioner for portable radio transceivers Unique battery reconditioning circuitry is described that may be advantageously utilized in a portable radio transceiver (100). Reconditioning is initiated by a microcomputer (120) in response to a pre-selected key sequence entered by way of a keyboard (1... | 03/29/1988 |
| 4728876 | Orthopedic drive assembly A cordless rechargeable replaceable battery assembly powered drive assembly for driving orthopedic surgical instruments in which the battery has silver and zinc oxide electrodes in sodium hydroxide electrolyte to provide low voltage high current power. Th... | 03/01/1988 |
| 4716354 | Automatic voltage regulator means providing a dual low power responsive and output-voltage-controlling regulator signal particularly for a plural source battery powered system In an exemplary embodiment, a battery conditioning system monitors battery conditioning and includes a memory for storing data based thereon; for example, data may be stored representative of available battery capacity as measured during a deep discharge ... | 12/29/1987 |
| 4673861 | Battery charger/remote control for portable radio devices A vehicular battery charger connects with a battery powered portable radio via plural electrical contacts including a so-called "universal device connector" (UDC). A battery contact interface is also provided. Battery charging current as well as auxiliary... | 06/16/1987 |
| 4644244 | Battery conditioner A depolarizing device conditioning for small batteries includes an open ended housing for receiving and holding a large battery to be used as a source of depolarizing current, a carrier, for receiving a small battery to be depolarized, configured to be sl... | 02/17/1987 |
| 4405890 | Rechargeable glow plug energizer A hand held rechargeable glow plug igniter includes a rechargeable battery, an extension member electrically connected to one terminal of the battery and extended outwardly therefrom and a Headlock connector mounted on the opposite end of the extension me... | 09/20/1983 |
| 4398139 | Rechargeable flashlight combined with a constant current battery charging circuit Apparatus for charging rechargeable batteries includes a constant current regulator connected in combination with a current limiting resistor to provide constant current for charging the rechargeable battery and a pair of light emitting diodes are used to... | 08/09/1983 |
| 4209737 | Apparatus for charging camera cells through flash bulb package receptacle A charger for recharging electrochemical cells contained within a camera having a flash bulb package receptacle. A charging cord mechanically and electrically adaptable to the flash bulb package receptacle is utilized to connect the charger to the camera,... | 06/24/1980 |
| 4147163 | Medical instrument and handle assembly A battery handle for an electrically illuminated diagnostic instrument, the handle being able to accommodate either non-rechargeable or rechargeable cells. The handle is constructed so that rechargeable cells can be recharged without removing the cells fr... | 04/03/1979 |
| 4092581 | Rechargeable battery-operated shaver with printed circuit module mounting brush means, batteries and switch means A battery-powered electric dry shaver comprising an electric motor, two rechargeable batteries, a switch and a printed circuit board, all mounted in a casing. The motor includes conductive brush supports mechanically mounted on said board in direct electr... | 05/30/1978 |
| 3999110 | Battery pack and latch Securing means particularly for slide-in type battery pack to be used in cordless electric power tools. An L-shaped latch is pivoted on the tool, and its short leg cooperates with a release mechanism at the remote end of the battery pack. A release member... | 12/21/1976 |
| 3970912 | Battery charging circuit Disclosed is a battery operated hand tool which has incorporated directly into its housing a novel battery charging circuit. The charger normally operates off a conventional household power outlet and comprises a solid state switching circuit for rechargi... | 07/20/1976 |
| 3953768 | PORTABLE FLUORESCENT LAMP AND INVERTER THEREFOR A portable battery-operated fluorescent light with an inverter having a single transistor Class C oscillator and a gapped-core nonsaturating reactor transformer with a parallel capacitance in the secondary circuit to cause the secondary circuit to act as ... | 04/27/1976 |
| 3950688 | Portable auxiliary current source including a battery and charger A portable auxiliary current source characterized by an overall configuration such that it is stable only in two positions, one of which is the desired operative position and the other of which is a position in which the source controls are inaccessible s... | 04/13/1976 |
