Did You Know...
...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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| Number | Title | Issue Date |
| 7330094 | Energy producing apparatus utilizing magnetic pistons An energy producing apparatus utilizing magnetic pistons is provided. Permanent magnets of like polarity are employed within a cylinder of each piston and upon a top portion of said piston. The like polarity pistons have a natural desire to repel one another. A ferr... | 02/12/2008 |
| 7199498 | Electrical assemblies using molecular-scale electrically conductive and mechanically flexible beams and methods for application of same Electromechanical systems utilizing suspended conducting nanometer-scale beams are provided and may be used in applications, such as, motors, generators, pumps, fans, compressors, propulsion systems, transmitters, receivers, heat engines, heat pumps, magnetic field ... | 04/03/2007 |
| 7196450 | Electromechanical assemblies using molecular-scale electrically conductive and mechanically flexible beams and methods for application of same Electromechanical systems utilizing suspended conducting nanometer-scale beams are provided and may be used in applications, such as, motors, generators, pumps, fans, compressors, propulsion systems, transmitters, receivers, heat engines, heat pumps, magnetic field ... | 03/27/2007 |
| 7075037 | Heat treatment apparatus using a lamp for rapidly and uniformly heating a wafer A heat treatment apparatus enables a rapid temperature rise of an object to be processed while giving an excellent economical efficiency. A heating unit heats an object to be heated by irradiating a light onto the object. A plurality of lamps are provided in a lamp ... | 07/11/2006 |
| 6137194 | Low voltage electric motor for motivational teaching A small, low-voltage direct current (DC) motor for use as an educational device for students. The motor is made from simple hardware such as nails, magnets, threaded rods, nuts, washers and common household materials such as wood scraps, paper clips and m... | 10/24/2000 |
| 5923106 | Integrated fuel cell electric motor with static fuel cell and rotating magnets This invention relates to a novel design of electric motor wherein a stationary fuel cell with an electrical output is integrated with a cylindrical type monopole (homopole) electric DC motor. Power is supplied to an output shaft by the introduction of re... | 07/13/1999 |
| 5886608 | Apparatus for displaying the interactions between magnetic fields A device for displaying the loose coupling between magnetic fields is provided, comprising a first disk having a plurality of magnetic elements attached to the first disk so that the magnetic field of the magnets extend radially from an outer edge of the ... | 03/23/1999 |
| 5659210 | Easily constructible instructional electric motor A simple motor device for use as a learning tool includes a battery, a permanent magnet, an electrically conductive wire coil, a housing having an open bottom and parallel sidewalls to accommodate the battery, slotted grooves vertically traversing the sid... | 08/19/1997 |
| 5621258 | Toy motor with partial coil rotor A toy motor includes a partial coil rotor, a permanent magnet, a commutator, and has a battery as its base. The rotor winding, rotor shaft, and commutator are all incorporated into a single-wire conductor. The extremely simple rotor clearly demonstrates t... | 04/15/1997 |
| 4602173 | Magnetic propulsion device A generator that utilizes the magnetic flux lines of the earth and includes a base, a frame that is attached to the base, a shaft that has a free end and is rotatably mounted in the frame, components for rotating the shaft, a plurality of brushes that are... | 07/22/1986 |
| 4430063 | Electrical machine constructional set An electrical machines constructional set comprises a base plate for mounting a pair of stator elements and including bearing apertures for a rotor shaft and a plurality of coupling holes for magnets or electro-magnets provided with complementary coupling... | 02/07/1984 |
| 4362065 | Replacement starting motor assembly A replacement starting motor of the type for use in starting a passenger vehicle internal combustion engine is provided by converting a donor motor originally manufactured for one engine installation into a form making it a substitute for a starting motor... | 12/07/1982 |
| 4224548 | Singly rotated cut of Y-axis boule lead potassium niobate, Pb2 KNb.sub. O15, for surface acoustic wave applications A lead potassium niobate substrate having a Y-axis boule crystallographic orientation defined by the Euler Angles Lambda=90.0°, Mu=66.6° and Theta=0.0°.... | 09/23/1980 |
| 4211945 | Multi-voltage and multi-frequency alternator/generator of modular construction An alternator/generator of modular construction in which a plurality of magnets are so arranged on the face(s) of a rotor(s) of disc or flywheel conformity as to interact with axially oriented and aligned pole pieces of magnetic material, in order to crea... | 07/08/1980 |
| 4127785 | Miniature motor An educational electric motor adapted to be easily assembled and disassembled, comprising a three-part case formed from a central magnetic body connected at each end with transparent front and rear covers. Tape or clamping members are used to connect toge... | 11/28/1978 |
