Bizarre Patents
A banana protective device for storing and transporting a banana carefully.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8093768 | Portable electronic device A portable electronic device includes a housing, a plurality of buttons mounted on the housing for operating the portable electronic device, a power supply received in the housing for supplying working electric power to the portable electronic device, and a generato... | 01/10/2012 |
| 7847442 | Linear motor In a linear motor (1) having a stator (2) and an armature (3), the stator (2) comprises a winding former (21) and a drive winding (22) provided on the winding former (21). Further, means are provided for preventing an... | 12/07/2010 |
| 7705493 | Magnetic mirror air bearing for Michelson interferometer with lateral motion The invention claimed is a novel magnetic mirror air bearing for a Michelson interferometer with lateral motion. A precise kinematic mount is used in combination with magnetic fields wherein current can be applied on a centerline to move a piston and mirror laterall... | 04/27/2010 |
| 7459811 | Reciprocating motor A reciprocating motor including a piston operatively connected with a magnet unit, a cylinder having an open end to receive the piston and having a groove formed at a circumference along an outer surface thereof near the open end, a stator assembly positioned around... | 12/02/2008 |
| 7347221 | Solenoid valve A valve assembly comprises two valves and a single solenoid actuator with only one magnetizing coil that controls both valves. The corresponding magnetic circuit comprises a yoke with only two pole pieces. The valves are arranged concentric to one another. The valve... | 03/25/2008 |
| 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 |
| 7289634 | Electronic stethoscope measurement system and method A method and apparatus for characterizing the response of an electronic stethoscope. The sensor of the electronic stethoscope is held in contact with a test surface of a phantom. A shaker, which is coupled to a stinger rod that extends inside the phantom, is driven ... | 10/30/2007 |
| 7285880 | Reciprocating motor A reciprocating motor includes: an outer stator (4) in a support frame (2); an inner stator (6) disposed at the inner circumferential surface of the outer stator (4) with a certain air gap and mounted at the outer circumferential surface ... | 10/23/2007 |
| 7276823 | Active vibration damping device An active vibration damping device having a solenoid actuator designed with a movable element positioned inserted into a guide hole of a stator having a yoke member is attached about a coil to form a stator-side magnetic path with the guide hole lying on its center ... | 10/02/2007 |
| 7268454 | Power generating systems A power generating system includes a torque converter system receiving a rotational motion having a first torque from a source and producing a rotational output having a second torque different from the first torque, a transfer system having a first portion coupled ... | 09/11/2007 |
| 7224146 | Dual voltage electrical system A dual voltage supply system supplies high and low voltage electrical power to separate high and low voltage loads. The system includes an AC alternator and first and second rectifier circuits, each connected to the alternator and a corresponding high and low voltag... | 05/29/2007 |
| 7216723 | Pulse torque generator and power tool having the same A pulse torque generator utilizing a magnetic coupling, and an electric power tool provided with the pulse torque generator. The pulse torque generator includes an input shaft extending in its axial direction and having a hollow section providing a hollow space, and... | 05/15/2007 |
| 7215047 | Linear motor and linear compressor including said motor A linear motor and a linear compressor including said motor. The linear motor comprises a set of inner laminations (90), forming the stator, mounted around the outer circumference of a fixed member (60), and a set of outer laminations (30) mount... | 05/08/2007 |
| 7202578 | Electromagnetic drive device An electromagnetic drive device comprises a drive part (10) arranged to be reciprocated in the stroke direction (H) and possessing a circular or oval cross section, said drive part having a permanent magnet arrangement magnetized athwart the stroke direction ... | 04/10/2007 |
| 7185743 | Drive for an elevator installation A drive for an elevator installation which drives a car and a counterweight with a supporting and driving belt includes a drive shaft and at least one drive pulley driven in rotation by a motor. An air guide element is arranged in the region between the motor and th... | 03/06/2007 |
| 7154198 | Linear motor In a linear motor having permanent magnets placed on a slider, the slider has slider blocks disposed in such a manner that relative positions between front ends of the slider blocks in a slider moving direction and salient poles of two stators opposing the slider bl... | 12/26/2006 |
| 7148590 | Polyphase sawyer motor forcer An improved hybrid variable reluctance linear forcer design of the type known as a Sawyer motor forcer is provided with a 6-phase magnetic design. The 6-phase magnetic design has reduced force ripple compared to existing 2/4-phase and 3-phase designs providing smoot... | 12/12/2006 |
| 7145271 | High performance linear motor and magnet assembly therefor A magnet assembly includes a back iron and an array of magnets. The back iron is in the form of a plate having opposed surfaces. The magnets are arranged along one of the surfaces, with the other surface being dimensioned and configured according to the magnetic fie... | 12/05/2006 |
| 7142078 | Magnetic levitation actuator A magnetic actuator including a mobile magnetic part, a fixed magnetic part, and a mechanism for triggering displacement of the mobile magnetic part relatively to the fixed magnetic part. At least two amagnetic supports, placed in different planes, delimit a gap bet... | 11/28/2006 |
| 7116017 | Device for reducing deterioration of image quality in display using laser Disclosed is a device for reducing deterioration of image quality which can get rid of speckle by equalizing a laser from a light source on a screen by vibrating a reflective mirror installed between the light source and the screen at a predetermined amplitude. The ... | 10/03/2006 |
| 7105957 | Apparatus for fixing stator of reciprocating compressor An apparatus for fixing a stator of a reciprocating motor includes: a frame fixedly installed in a case; a cylinder penetratingly inserted and coupled to the frame; a piston inserted in the cylinder and having a suction passage for sucking a refrigerant therein; an ... | 09/12/2006 |
| 7078833 | Force motor with increased proportional stroke The force motor of the present invention controls the local magnetic field through a uniquely designed mechanical structure of the internal components. The mechanical structure divides the magnetic field in the force motor into three sections. The force produced on ... | 07/18/2006 |
| 7071683 | Rotation angle sensing device having enlarged detectable angle range A rotation angle sensing device for detecting a relative rotation angle between a rotor and a stator includes main magnets, fixed in the rotor, and hole ICs, fixed in the stator. The hole ICs detect magnetic flux of the main magnets , and the relative rotation angle... | 07/04/2006 |
| 7036522 | Solenoid actuated pneumatic valve with an integrated pass-through and a quick mount body A solenoid actuated pneumatic valve assembly including a valve body having a pressurized air supply inlet port in fluid communication with a source of pressurized air, an outlet port adapted to be in fluid communication with at least one active pneumatically operate... | 05/02/2006 |
| 7033141 | Linear compressor and method for controlling the same A linear compressor and a method for controlling the same. The linear compressor automatically short-circuits part of a coil having no power-supply voltage in order to substantially prevent an excessive stroke from being generated when the linear compressor is initi... | 04/25/2006 |
| 7029239 | Piecewise linear control of the duty cycle of a pulse width modulated signal A system may include a PWM generator and control logic. The PWM generator is configured to generate a PWM signal having a duty cycle dependent on a duty cycle value generated by the control logic. The control logic is configured to generate the duty cycle value to h... | 04/18/2006 |
| 7021603 | Electromagnetic actuator and integrated actuator and fluid flow control valve A magnetic device is formed from a permanent magnet generating magnetic flux, an armature which can occupy two positions between four poles and an electromagnet winding to which current can be supplied to produce a magnetic flux in one direction or the other, the fl... | 04/04/2006 |
| 6965172 | Starter for cranking internal combustion engine A starter for cranking an internal combustion engine is mainly composed of an electric motor and a magnetic switch having a battery bolt connected to an on-board battery and a motor bolt connected to the electric motor. When the magnetic switch is closed, electric p... | 11/15/2005 |
| 6960847 | Electromagnetic actuator and composite electromagnetic actuator apparatus An electromagnetic actuator with high performance such as high speed and high resolution is inexpensively provided with solutions to problems associated with power supply and leakage flux, which have been involved in the structure of a moving coil type and have been... | 11/01/2005 |
| 6958553 | Linear oscillator A linear oscillator includes a reciprocating moving part, a case to contain the moving part, and an amplitude control spindle moveably supported in the case. The moving part and the amplitude control spindle reciprocate at a frequency approximately equal to the reso... | 10/25/2005 |
| 6954040 | Method of controlling a reciprocating linear motor A free piston gas compressor comprising a cylinder, a piston reciprocable within the cylinder and a reciprocating linear electric motor derivably coupled to the piston having at least one excitation winding. A measure of the reciprocation time of the piston is obtai... | 10/11/2005 |
| 6946754 | Linear motor and linear compressor A linear motor includes a stator including a stator core for forming plural magnetic poles and a magnetic wire mounted on the stator core, and a mover provided at the interior of the stator and including a mover core and a magnet mounted on the outer side of the mov... | 09/20/2005 |
| 6936937 | Linear electric generator having an improved magnet and coil structure, and method of manufacture Linear electric generators include stationary windings and armature magnets arranged to reciprocate axially relative to the windings, or stationary magnet structures and movable windings arranged to reciprocate relative to the stationary magnet structures. The armat... | 08/30/2005 |
| 6930421 | Torque converter and system using the same A torque converter includes a flywheel rotating about a first axis, the flywheel including a first body portion, a first plurality of permanent magnets mounted in the first body portion, each of the first plurality of permanent magnets extending along a correspondin... | 08/16/2005 |
| 6926288 | Electromagnetic interference filter An electromechanical actuator in a vehicle suspension system includes a housing having a first section adapted to affix to a vehicle body and a second section adapted to affix to a vehicle wheel assembly suspended to the vehicle body, the first and second sections c... | 08/09/2005 |
| 6921983 | Electric generation device A electric generation device and a method for using the same is provided. The electric generation device has a unique configuration that allows the device to generate electrical energy from the natural turbulence of a free body of water. The electric generation devi... | 07/26/2005 |
| 6912795 | Conical hydrodynamic bearing gauging apparatus and method A conical hydrodynamic bearing gauging and seating system that enables the efficient seating of conical hydrodynamic bearings to a rotor shaft and hub while the rotor assembly remains in a pressing fixture. The invention provides a conical hydrodynamic bearing gaugi... | 07/05/2005 |
| 6796777 | Low power electromagnetic pump An electromagnetic pump comprising an armature comprising a pole portion joined to a plunger portion, wherein the plunger portion comprises a one-piece structure including shaft portions of increasing diameters and a head portion comprising a diameter greater than t... | 09/28/2004 |
| 6737766 | Magnetic actuator and method A method and apparatus for controlling a plunger of a magnetic actuator includes generating a first magnetic flux at the plunger that biases the plunger opposing a first bias from a first spring having a first spring rate. A second spring is disposed in series commu... | 05/18/2004 |
| 6717297 | Electrical machine An electrical machine with at least a machine unit. This machine unit includes a stator, which includes a plurality of magnetic flux conductors, an electric conductor forming a winding extending in a substantially closed winding path through each magnetic flux condu... | 04/06/2004 |
