Robotic toy
Therefore, in accordance with the objects and advantages listed above, and in achieving those objects, the present invention discloses a walking robotic toy which includes a radio-controlled electrica... Read More
Inventors: MacArthur, William C.; Campbell, Michael S.; Barnes, James C.; Campbell, James A.;, Assignee: |
Integrated circuit implementing protection switch for battery charging and discharging with enhanced reverse voltage protection
The invention claimed is: 1. A circuit for storing electrical energy, and consuming or supplying this energy with intrinsic protection features, comprising: a means for the storage of electrical energ... Read More
Inventors: Stellberger, Achim;, Assignee: Dialog Semiconductor GmbH (Kirchheim/Teck-Nabern, DE) |
Inverter
It is an object of the present invention to provide an improved inverter which operates promptly and surely to reset the current transformer in the feedback circuit for transferring energy stored in t... Read More
Inventors: Asaeda, Takeaki;, Assignee: Mitsubishi Denki Kabushiki Kaisha (Tokyo, JP) |
Single transformer switching regulator
It is therefore an object of the present invention to provide a switching regulator which is efficient, light-weight and low cost. According to the present invention, there is provided a switching reg... Read More
Inventors: Muto, Takanori; Sudou, Teruhisa;, Assignee: NEC Corporation (Tokyo, JP) |
Apparatus for diagnosing low voltage battery
The object of the present invention is to provide an apparatus capable of diagnosing and detecting degradation of a low voltage battery at starting. According to the invention, the above object is ach... Read More
Inventors: Terauchi, Kenji;, Assignee: Nissan Motor Co., Ltd. (Yokohama, JP) |
Method for operating a recording device powered by at least one rechargeable accumulator
According to FIG. 1, a recording device 1 is powered by rechargeable accumulators 2. A charger 3 can be attached at a connection point 4 for charging the accumulators 2, and can therefore be connecte... Read More
Inventors: Pham, Ngoc Q.; Eiler, Walter; Drees, Friedrich-Wilhelm; Al-Khatib, Mohamed; Pekruhn, Wolfgang;, Assignee: Eastman Kodak Company (Rochester, NY) |
Controllable compound voltage DC/AC transforming circuit
It is, therefore, an object of the present invention to provide a controllable compound voltage high-efficiency DC/AC transforming circuit having a step voltage output and linear voltage output, both ... Read More
Inventors: Yang, Tai-Her;, Assignee: |
Buzzer driving device
According to the invention, the hysteresis circuit operates until the output voltage rises to or above the operation threshold value after the start of the charging of the charging/discharging circuit... Read More
Inventors: Nakanishi, Mamoru; Toyozumi, Morihiko;, Assignee: Sumitomo Wiring Systems, Ltd. (JP) |
Power supply apparatus
The devices for solving the above-mentioned problems are represented as follows. Numbers, symbols and the like are affixed to the technical items corresponding to the claims in the representation. The... Read More
Inventors: Uchida, Hiroshi;, Assignee: NEC Corporation (JP) |
Multiple application voltage regulator system and method
The following discussion assumes that the reader has a basic understanding of the manner of operation for basic electronic circuit components, such as transistors, resistors and capacitors. CIRCUITS ... Read More
Inventors: DeNardis, Nicholas F.;, Assignee: Transpo Electronics, Inc. (Orlando, FL) |
Voltage regulating system for vehicle including alternator
The present invention has an object of maintaining good battery condition by detecting accumulated amount of values related to the battery charging ability in a suitable detecting period so as to chan... Read More
Inventors: Maehara, Fuyuki; Sato, Hirohide;, Assignee: Denso Corporation (Kariya, JP) |
Apparatus for providing supplemental power to an electrical system and related methods
In view of the foregoing background, the present invention advantageously provides an apparatus and method for delivering supplemental power to the electrical system of a vehicle or other machinery. T... Read More
Inventors: Purkey, Bruce;, Assignee: Purkey Electrical Consulting (Rogers, AR) |
Charging system for an automotive engine
OF THE PREFERRED EMBODIMENT Referring to FIG. 1, the same parts as FIG. 5 are identified with the same reference numerals as FIG. 5. In the system of the present invention, a transistor T.sub.r4 is c... Read More
Inventors: Matsui, Fujio;, Assignee: Fuji Jukogyo Kabushiki Kaisha (Tokyo, JP) |
Apparatus for detecting gas discharge lamp faults
I claim: 1. A fault detection circuit for use with series connected gas discharge lamps powered from a source of alternating voltage, comprising: A) a capacitor coupled in series with the series conne... Read More
Inventors: Konopka, John G.;, Assignee: Motorola Lighting, Inc. (Buffalo Grove, IL) |
Current-supply arrangement for an electronic remote control receiver
OF THE PREFERRED EMBODIMENTS Referring now to the drawing it is to be recognized that throughout the various embodiments the same elements have been generally designated by the same reference charact... Read More
Inventors: DE Vries, Hans;, Assignee: Zellweger Uster Ltd. (Uster, CH) |
Current control apparatus for electric power systems
It is accordingly the object of the present invention to provide a current control apparatus for electric power systems in which stationary phase and amplitude errors between a current instruction inp... Read More
Inventors: Otsuka, Kenichi; Shimamura, Takeo;, Assignee: Tokyo Shibaura Denki Kabushiki Kaisha (Kawasaki, JP) |
Motor rotation controlling device
Accordingly, it is an object of the present invention to provide a rotation controlling device which can finely improve the transient response characteristic of a motor. To achieve the object, the rot... Read More
Inventors: Oh, Young G.;, Assignee: Gold Star Co., Ltd. (Seoul, KR) |
Charging device having a broad voltage changing range, automatic charging cutoff based on temperature detection, and charging status maintenance.
The primary object of the invention is to provide a Charging Ckt. suitable for Broad Voltage Changing Range and of the type of Temperature Detection Automatic Cutoff and of the Type of Transient statu... Read More
Inventors: Yang, Tai-Her;, Assignee: |
Battery pack protection circuit and battery pack including a protection circuit
It is an object of the present invention to provide a new and improved protection circuit for an external battery pack, particularly a portable phone battery pack. According to the present invention, ... Read More
Inventors: Peterzell, Paul E.;, Assignee: Qualcomm Inc. (San Diego, CA) |
Generating control device for hybrid vehicle
It is therefore an object of the present invention to provide a generating control device of a hybrid electric vehicle (SHEV), which is capable of restricting the battery from deteriorating and which ... Read More
Inventors: Inada, Eiji; Kitada, Shinichirou; Kikuchi, Toshio; Hirano, Hiroyuki; Aso, Takeshi; Kaneko, Yuutarou;, Assignee: Nissan Motor Co., Ltd. (Kanagawa-Ken, JP) |
Electronic apparatus having battery power source and control method for the electronic apparatus
1. An electronic apparatus comprising: a power supply that supplies power; a driven unit that is driven by the power from the power supply; a dummy load that discharges the power supply; a switch that... Read More
Inventors: Kitazawa, Koji; Kurihara, Hajime; Hayakawa, Motomu; Kosuda, Tsukasa; Honda, Katsuyuki;, Assignee: Seiko Epson Corporation (Tokyo, JP) |
Battery charger control circuit for telephone transmission systems
Referring to the drawing, a telephone transmission system incorporating the principles of this invention is shown to comprise a central office or central office station 20, a subscriber's station 22 ... Read More
Inventors: Simokat, Frank L.; Baker, LeRoy S.;, Assignee: Superior Continental Corporation (Hickory, NC) |
Battery electrolyte indicator device
What is claimed is: 1. A device for determining the level and/or specific gravity of an electrolyte in a wet storage battery having an opening into a cell area, said device comprising: a housing for f... Read More
Inventors: Fester, Ronald C.;, Assignee: Walter Kidde & Company, Inc. (Belleville, NJ) |
Current regulating circuit
An object of the present invention is to provide an improved current regulating circuit for recharging small batteries, which is free of all transformers, smoothing capacitors and inductors. Another o... Read More
Inventors: Hoffman, Philip A.;, Assignee: Solid State Chargers Research and Development Limited Partnership (Lutherville, MD) |
Energy-conserving multiple power source and method for battery-operated products
What is claimed is: 1. A multiple D.C. power source for electrical and electronic products having, in combination, a rechargeable primary D.C. voltage source having chargeable means and comprising pho... Read More
Inventors: Bender, Edward D.; Stratton, W. David;, Assignee: Academy of Applied Science (Concord, NH) |
Rechargeable electric accumulator cell with at least one zinc electrode
What is claimed is: 1. a rechargeable electric accumulator cell comprising at least one cathode, at least one zinc anode part and a separator part disposed between each said cathode and zinc anode par... Read More
Inventors: von Krusenstierna, Otto;, Assignee: Aktiebolaget Tudor (Sundyberg, SW) |
Inverter and air conditioner controlled by normal and defrost energization patterns
Therefore, an object of the present invention is to provide an inverter for controlling the brushless motor driving the compressor of the heat pump, the inverter being capable of reducing the motor ef... Read More
Inventors: Nagai, Kazunobu; Hongo, Ichiro; Matsui, Nobuo;, Assignee: Kabushiki Kaisha Toshiba (Kanagawa, JP) |
Secondary battery charging circuit
It is an object of the present invention to provide a secondary battery charging circuit having high reliability and safety. The present invention has the following seven aspects. (1) Even when a temp... Read More
Inventors: Shiojima, Nobuo;, Assignee: Toshiba Battery Co., Ltd. (Tokyo, JP) |
Common mode voltage rejection circuit
The principal object of the invention is to minimize the common mode excursions experienced by a differential measurement instrument such as an amplifier by balancing its input leads and by establishi... Read More
Inventors: Looper, Norman G.;, Assignee: Action Instruments Co. Inc. (San Diego, CA) |
Triple-probe plasma measuring apparatus for correcting space potential errors
OF PREFERRED EMBODIMENTS The preferred embodiments of the present invention automatically correct a difference in the space potentials by detecting a floating potential in each of these probes; and r... Read More
Inventors: Shinohara, Kibatsu; Umezawa, Tsuku;, Assignee: Nihon Kosyuha Kabushiki Kaisha (Kanagawa, JP); Nichimen Kabushiki Kaisha (Osaka, JP) |
Electrical and Wave 
