Bizarre Patents
Mouthguard made at least partially from an edible candy
A mouthguard includes a U-shaped upper bite plate which removably fits over upper teeth of a person, with the entire upper bite plate being made from a soft, deformable and edible gummi candy.
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| Number | Title | Issue Date |
| 7710085 | Energy transfer element and converter including the same An energy transfer element includes a first winding coupled to an input circuit and a second winding coupled to an output circuit. The first winding has a first unit and a second unit, and the second winding is wound between the first unit of the first winding and t... | 05/04/2010 |
| 7436161 | Circuit and method for reducing the size and cost of switch mode power supplies An improved circuit and method for decreasing the size and cost of switch mode power supplies is disclosed. In one illustrative example, a feedback circuit for a switch mode power supply is disclosed that includes two error amplifiers. The input of a first error amp... | 10/14/2008 |
| 7378828 | DC-DC converter having magnetic feedback A DC-DC converter suitable for multiple converter circuit topologies is disclosed. The DC-DC converter utilizes magnetic feedback of the output load current to provide broad inductance control of a magnetic element, while inhibiting saturation of the switched windin... | 05/27/2008 |
| 7256637 | High voltage switching apparatus A switching arrangement for a high voltage load provides high voltage pulses to the load. The switching arrangement includes switching modules, where n is typically (75). A load capacitance is Cd is required to avoid voltage overshoot at the load and is provi... | 08/14/2007 |
| 7164340 | Transformer for switching power supply A transformer is constituted of an inner core, a plurality of outer cores connected in a ring to the inner core, a primary winding which is fed with a high frequency wave and wound around the inner core, and a secondary winding wound outside the primary winding. The... | 01/16/2007 |
| 7095179 | Methods and apparatus for generating strongly-ionized plasmas with ionizational instabilities Methods and apparatus for generating strongly-ionized plasmas are disclosed. A strongly-ionized plasma generator according to one embodiment includes a chamber for confining a feed gas. An anode and a cathode assembly are positioned inside the chamber. A pulsed powe... | 08/22/2006 |
| 6927546 | Load control system and method A load control systems and methods. One embodiment of a load control system comprises at least two triac devices connected in parallel to a load, the at least two triac devices operable to deliver current to the load. At least one driver circuit is linked to the at ... | 08/09/2005 |
| 6917225 | Driver circuit for driving a switching transistor The driver circuit for driving a switching transistor comprises a driver transformer for driving the switching transistor and an output stage for driving the driver transformer, and an output of the driver circuit is used for providing also said switching voltage. T... | 07/12/2005 |
| 6483279 | Device for attenuating parasitic voltages A reactance coil (1) has an annular core (2) on which reactance coils are wound. Said reactance coils (3) are divided up into coil sectors 6 (4) that are separated from each other by means of gaps (5) in the windings. The gaps (5) in the windings reduce r... | 11/19/2002 |
| 6449175 | Switched magamp post regulator A switched magamp post regulator in a power converter incorporating a switched set mode control circuit which minimizes the power loss associated with the control transistor of a set mode magamp post regulator is disclosed. Power loss in set mode is minim... | 09/10/2002 |
| 6424247 | Inverter transformer In an inverter transformer, since a plurality of secondary windings 2, 2 are wound around a plurality of bar-shaped magnetic cores 3, 3 which are formed independently of each other and electromagnetically coupled to a primary winding 1 with equivalent cha... | 07/23/2002 |
| 6359424 | Switching circuit for generating pulsed power A switching circuit for generating pulsed power including a plurality of capacitors connected in parallel with first and second output terminals, a plurality of series circuits of a primary conductor and a static induction thyristor connected in parallel ... | 03/19/2002 |
| 5691891 | Current balancing arrangement for paralleled diode arrangements A rectifier for a switching power supply or the like. The recitifier has a plurality of diodes coupled in parallel, each diode having in series therewith a saturable inductor and a node disposed between the diode and the inductor to form a diode/inductor ... | 11/25/1997 |
| 5532894 | Overvoltage protection circuit A power supply is provided for a presentation system having a light source which allows for overdriving of the light source, but protects against transient surges on the input line when overdriving the light source. The power supply includes an input line... | 07/02/1996 |
| 5283411 | Driving circuit for a microwave oven A microwave oven driving circuit for stably driving a microwave oven wherein a certain output of a magnetron can be generated by controlling a microcomputer. First and second comparing portions control a voltage supplied from a power supply portion and an... | 02/01/1994 |
| 5245521 | Suppression of transformer capacitive current A method and apparatus for suppressing capacitive current in transformers is described. The winding of a transformer is constructed or modified into two substantially identical winding halves wired in a series aiding configuration. Two leads emanate from ... | 09/14/1993 |
| 4930063 | Variable resonance regulator for power supply A voltage regulator particularly adapted to A.C. distributed power systems requiring independent voltage regulation at a plurality of frequency responsive power supply modules energized by a power source at a common alternating frequency is provided by re... | 05/29/1990 |
| 4914375 | Saturable reactor apparatus for automatic control of power factor of inductive load An automatic power factor control apparatus for an inductive load such as an AC induction motor includes a circuit for producing a signal varying in accordance with the load power factor, which is applied to control the duty cycle with which switching ele... | 04/03/1990 |
| 4652776 | Circuit using a multi-path magnetic core with common output limb An AND function gating circuit for A.C. signals comprising several magnetic circuits around a common limb, each circuit having a separate input winding and a single output winding on the common limb. The magnetic flux level in the common limb is greatly i... | 03/24/1987 |
| 4639610 | Rotating flux transformer A rotating flux transformer having at least two magnetic cores, each in the form of a torus, with each magnetic core having poloidal and toroidal windings. The need for breaking the torus and bringing out leads from the poloidal winding is eliminated by p... | 01/27/1987 |
| 4638149 | Power-processing unit Power-processing unit uses AC buses (30, 32) to supply all current dependent needs such as connections (54, 56) to an ion thruster through an inductor (88) and the primary of a transformer (90), to assure limited currents to such loads. Where temperature ... | 01/20/1987 |
| 4375077 | Power supply regulator circuit employing a transformer having a control winding A circuit for regulation of a D.C. output voltage in a switching power supply. The circuit contains a control transformer having primary, secondary and control windings. The output of the circuit is connected from the primary and secondary windings and is... | 02/22/1983 |
| 4343034 | Magnetic amplifier preregulator for linear power supplies A linear power supply is preregulated to compensate for variations in load and power line voltage. The inductance on the primary side of the power supply step down transformer is varied by a current controlled inductor to efficiently maintain the desired ... | 08/03/1982 |
| 4328458 | Variable leakage transformer and control circuit therefore A variable leakage transformer having a closed main magnetic path and a closed submagnetic path having a leg common with said main magnetic path. A primary winding is wound on said common leg, and a secondary winding is wound on said main magnetic path. T... | 05/04/1982 |
| 4032840 | Adjustable transformer An adjustable transformer comprising a core with two yokes and limbs, primary and secondary power windings, one of which has a supplemental section of turns, at least one of the transformer yokes being made of at least two parallel-connected controlled ma... | 06/28/1977 |
