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 |
| 8169765 | High-side driver A high-side driver has a semiconductor element being connected in series in a power supply path extending from a DC power source to a linear solenoid and turned on/off to control a current of the linear solenoid. The high-side driver includes a current detector of a... | 05/01/2012 |
| 8159808 | +28V aircraft transient suppression An apparatus and method for suppressing voltage fluctuations across a relay coil is disclosed. The method includes the steps of monitoring a voltage drop across a relay coil by a difference amplifier; providing an output of a reference source and an output of the di... | 04/17/2012 |
| 8159807 | Method and device for operating a switching device A method is disclosed for operating a switching device using at least one electromagnetic drive, which has a displaceable armature for opening and closing at least one main contact of the switching device. According to at least one embodiment of the invention, a mod... | 04/17/2012 |
| 8149558 | Contactor engagement system and method A battery control module for a battery system includes a pulse-width modulation (PWM) module that generates N PWM signals. The battery control module also includes a contactor control module that consecutively applies the N PWM signals to close a contactor in order ... | 04/03/2012 |
| 8134819 | Single coil actuator for low and medium voltage applications A single coil actuator for low and medium voltage applications which comprises a single coil electromagnet and a power and control unit operatively connected to said single coil electromagnet. The power and control unit comprises: a first control unit a... | 03/13/2012 |
| 8125753 | Brownout ride-through system and method A device is provided for riding through brownouts, or transitory losses of control power applied to electromagnetic devices such as contactors and relays. An energy storage circuit stores charge that can be discharged into a contactor operating coil during partial o... | 02/28/2012 |
| 8125754 | Micro-power pulse controller for magnetic latch solenoids, relays and valves A solid-state magnetic latch solenoid controller which is a multi-terminal device that includes an edge (slope) detector, an adjustable one-shot pulse generator, an input status detector, two or more selectable gate drivers and output powerful MOSFETs. The controlle... | 02/28/2012 |
| 8116059 | System and method for quickly discharging an AC relay A system and method for quickly discharging an AC relay is provided. In one embodiment, the invention relates to a circuit for discharging a relay coil a relay, the circuit including relay circuitry having a relay coil disposed across a rectifier circuit, wherein th... | 02/14/2012 |
| 8059382 | Intrinsically safe circuit for driving a solenoid valve at low power A system and method for providing an intrinsically safe (IS) circuit for driving a solenoid valve at a low power is disclosed. A voltage source generates a first voltage and is connected to a first side of the solenoid valve. A voltage inverter is connected to the v... | 11/15/2011 |
| 8040654 | Relay controller for controlling an excitation current of a relay The invention relates to a relay controller (500) for controlling an excitation current of a relay (300), wherein the relay controller (500) is designed, upon the energization of the relay (300) by means of a switch (210, 211, 221)... | 10/18/2011 |
| 8023244 | Energy preserving wireless remote control system A system for switching on an electrical device includes a startup circuit for an associated electrical device. The electrical device has a main power circuit comprising first and second paths and a main switch for selectively connecting the electrical device with an... | 09/20/2011 |
| 8018709 | Actuator for control valves and/or shut-off devices The subject of the present invention is an actuator for control valves and/or shut-off devices with an actuating element acting on a closing or opening element, in which the actuating element comprises a push or pull rod (20, 21), which is in drive connection... | 09/13/2011 |
| 8009404 | Redundant power supply with a switchable, linear voltage regulator A system is provided that effectively obviates shortcomings of conventional, diode-ORed, redundant power supply systems by forcing a primary power source to provide power to the system load most the time, even when the primary source provides a lower voltage than th... | 08/30/2011 |
| 7961449 | Extended controller keep alive system and method Methods and systems for supplying auxiliary electrical power to a controller during power loss are described hereinabove. The system is powered by a primary power source, and includes a controller and a winding load that are both powered by the primary power source,... | 06/14/2011 |
| 7889476 | Electronics for multipole remote operated relay An electrical distribution system for selectively connecting an electrical power source to load devices comprises a panelboard having a plurality of load circuit positions. A remote operated relay is mountable in the panelboard in an adjacent pair of the load circui... | 02/15/2011 |
| 7821761 | Current inductive timer socket A current inductive timer socket comprises: a principle relay circuit, a reed relay circuit, a plurality of diodes, a reed relay and a resistance, a counter circuit, a holding circuit, a time switch circuit and amplification circuit. When the electric appliance is i... | 10/26/2010 |
| 7813101 | Solenoid-operated valve actuating controller A solenoid-operated valve actuating controller actuates a solenoid-operated valve by energizing an actuating coil of the solenoid-operated valve in a rated mode, enough to move a movable member in the actuating coil, during a first period. Further, the actuating coi... | 10/12/2010 |
| 7782590 | Medical fluid machine having solenoid control system with reduced hold current An electromechanical solenoid control system with reduced hold current includes an electromechanical solenoid including an armature and a coil; a voltage source; a resistor placed in an electrical line between the voltage source and the solenoid coil; a switching de... | 08/24/2010 |
| 7742273 | Self-protected, intelligent, power control module An intelligent, self-protected control module which is a fully protected and configured as a multi-terminal device controlling a number of power field-effect transistors for delivering power to loads. The device can contain a central processing unit or logic, precis... | 06/22/2010 |
| 7715168 | Controlled solenoid drive circuit A method and system for proving a solenoid drive circuit. An exemplary solenoid drive circuit comprises a solenoid drive circuit input coupled to a primary switch. The primary switch comprises a first set of contacts residing in a first stable position. A remote con... | 05/11/2010 |
| 7706118 | Operative control circuit of multiple electromagnetic actuating devices in series and parallel connection An operative control circuit of multiple electromagnetic actuating devices in series and parallel connections, wherein individually installed driving coils of two or more than two electromagnetic actuating devices being operatively controlled by a switching device t... | 04/27/2010 |
| 7701691 | Control device for driving AC solenoids and DC bistable solenoids, specifically for electrovalves of irrigation systems There is described a control device that allows to drive both AC solenoids and DC bistable solenoids. The control device comprises power supply terminals which may selectively be connected to an AC or DC voltage source, load terminals which may be connected to a dri... | 04/20/2010 |
| 7663858 | Control device for electro-actuators with protection against short-circuits to ground or to the supply of the terminals of the electro-actuators A control device (2) for an electro-actuator (3) comprising a first and a second input terminal (4, 5) connected to an electrical energy source (6); a first and a second output terminal (10, 11) connected to the electro-actuator ( | 02/16/2010 |
| 7656641 | Apparatus and method for controlling a solenoid An apparatus and method for controlling the operation of a solenoid includes a control circuit configured to receive an activation signal in response to a predetermined condition. The control circuit, in response to said activation signal, provides a first energizin... | 02/02/2010 |
| 7630189 | High voltage disconnecting switch control A system for controlling a high voltage switch having at least one connect/disconnect arm, the system comprising: actuating means for displacing the at least one connect/disconnect arm; an optical position sensor for determining a position of the at least one connec... | 12/08/2009 |
| 7612978 | Three wire drive/sense for dual solenoid A dual-acting solenoid, consisting of one armature moving between two latching positions against two yokes with two drive windings, is interconnected to bring out three wire terminations: a center and two ends. The electronic drive circuitry is similarly configured ... | 11/03/2009 |
| 7595971 | Sensing armature motion in high-speed solenoids The invention relates to a technique for discerning a status of an armature of a high-speed solenoid at any time during its operational cycle. In high speed solenoids, motion of an armature does not occur until after a finite and indeterminate lapse of time after ap... | 09/29/2009 |
| 7593211 | Automatically configuring vacuum contactor A controller for a vacuum contactor or the like measures barometric pressure and provides a short impedance characterizing pulse to the coils of the vacuum contactor coils to assess proper operating conditions of the coils and to check for coil or sensor faults.... | 09/22/2009 |
| 7593212 | Relay drive matrix A microprocessor-based control system is provided that comprises a plurality of latching relays, at least some of which may be connected in parallel. A momentary application of voltage of a first polarity or a second polarity to the coil causes the latching relay co... | 09/22/2009 |
| 7573694 | Apparatus for and method of controlling operation of solenoid-operated valve A control circuit turns a transistor on and off in order to energize a drive coil of a solenoid-operated valve in a rated voltage mode at a duty ratio of 100% during a predetermined first period, which is sufficiently long to move a movable element in the drive coil... | 08/11/2009 |
| 7522400 | Method of detecting and correcting relay tack weld failures A method of detecting and attempting to correct a relay tack weld failure of its contacts is presented. This method senses the failure of a relay's contacts to open once it has been commanded to trip. This sensing may directly sense relay conditions, or may indirect... | 04/21/2009 |
| 7502214 | Flexible hook switch driver circuit Disclosed is a switch driver circuit is shown where the circuit can control current driven devices and drive devices across a capacitive barrier. A mode control signal determines whether the circuit is in a current mode or a capacitive mode. In current mode, the cir... | 03/10/2009 |
| 7483253 | Systems and methods for detecting solenoid armature movement A method for detecting actuation of an armature associated with a solenoid includes providing a voltage potential to a solenoid coil associated with the solenoid. The method also includes measuring a current flowing through the solenoid coil. The method further incl... | 01/27/2009 |
| 7443106 | Circuit with switch-off device for the operation of light sources Circuit with a switch-off device for the operation of light sources The invention relates to a circuit with a switch-off device for the operation of light sources (Lp), have the following features: a self-commutated half-bridge inv... | 10/28/2008 |
| 7436644 | Switching circuit, switching method, protective device and battery pack A solenoid type switch has at least two driving coils. The driving coils turn off a switch with a current for example an overcurrent that flows in the switch. The driving coils are magnetized or demagnetized by a driving circuit so as to turn on or off the switch. T... | 10/14/2008 |
| 7434457 | Fluid property sensors Micro-Electro Mechanical Systems (MEMS) based fluid sensors adapted to measure physical properties of oilfield reservoir fluids under downhole conditions. Certain embodiments of the invention may be characterized as a MEMS based reservoir fluid sensor adapted for do... | 10/14/2008 |
| 7430102 | Pulse width modulated servo clutch driver Disclosed is a system and method for controlling a clutch associated with a solenoid using a pulse width modulated (PWM) signal, which keeps the current through the coil constant over a wide temperature range and fluctuations in line voltage. The system may include ... | 09/30/2008 |
| 7411771 | Electric circuit arrangement for controlling a solenoid-operated fluid valve An electric circuit arrangement for controlling a solenoid-operated fluid valve. ... | 08/12/2008 |
| 7410310 | Blade driving apparatus for cameras A blade driving apparatus for cameras includes a base plate having an aperture for a photographing optical path; a cover plate having the aperture for the photographing optical path, provided with a blade chamber between the base plate and the cover plate; at least ... | 08/12/2008 |
| 7405918 | Inductive load control A method is provide for controlling an inductive load device (ILD). The method includes providing a voltage potential across ILD and disabling a flow of current through the ILD resulting from the voltage potential across the ILD when a voltage across a sensing devic... | 07/29/2008 |
