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A multistage flextensional transducer includes at least one inner elongate driver member within and mechanically coupled to an inner shell that is nested within...
Ultrasonic actuator with power supply electrode arrangement
An ultrasonic actuator may be provided in which generation of a stress is prevented in the connection face of the piezoelectric element between the electrodes...
Polymeric actuator controller, polymeric actuator control method, and
A polymeric actuator controller includes: a polymeric actuator that has a first electrode and a second electrode for applying electric energy to a polymeric...
Driving device and protection method thereof
A driving device includes a motor, a clutch gear, a first rotating portion, a second rotating portion, a piezoelectric assembly, and a controlling unit. The...
Fluid actuator, and heat generating device and analysis device using the
A fluid actuator includes a piezoelectric body (31), a fluid channel (2) having the piezoelectric body (31) on a part of the inner wall thereof and enabling a...
A microresonator comprising a single-crystal silicon resonant element and at least one activation electrode placed close to the resonant element, in which the...
Integrated thermoelectric/ thermionic energy converter
A device for converting heat into electrical energy that is an integrated combination of thermionic and thermoelectric energy converters in a single device, or...
Micro rotary machine and methods for using same
A micro rotary machine may include a micro actuator and a micro shaft coupled to the micro actuator. The micro shaft comprises a horizontal shaft and is...
Motor and electronic apparatus using the same
A stator 13 on whose outer circumference a plurality of magnetic poles 13a are arranged is mounted on a substrate 11, and a rotor 14 is rotatably disposed...
Segment-core type stator for inner-rotor type rotary electric machines and
an improved method for manufacturing...
When accommodating a cage stator coil in a stator core made up of distributed cores, an end side distributed core composing end side core at an end side in...
DC induction electric motor-generator with magnetic gap self commutating
laminated ferromagnetic rotating core
A motor-generator apparatus has a stator and a rotor in a cylindrical arrangement about a central longitudinal axis. The stator has a static circular magnetic...
Low-inertia permanent-magnet electrical machine rotor
A rotor (11) for an electric machine with low-inertia permanent magnets (13) located between the poles (15) of the electric machine and a rotor hub, where the...
Motor and electronic apparatus using the same
A rotor 14 is rotatably disposed around a stator 13 that is provided with a plurality of magnetic poles 13a. The inner circumferential face of a rotor frame 14b...
Driving force transmission mechanism, image forming apparatus and
assembling method thereof with a plate with a...
To provide a driving force transmission mechanism in which the thickness can be reduced as well as the positioning between a driven shaft, a driven structure,...
Integrated electronic compressor
There is provided an integrated electric compressor that is improved in reliability. Bus bar connection is employed for electrical connection between a power...
Stator having busbars for connection of the coils, and a corresponding
The aim of the invention is to increase the degree of automation in the production of an electrical machine. Particularly, the aim is to be able automate the...
Motor control apparatus, power steering apparatus and brake control
A motor control apparatus including: a motor including a rotating member and a stator; a housing member including a motor housing portion and a power system...
Motor and electronic apparatus using the same
A rotor 14 is rotatably disposed around a stator 13 that is provided with a plurality of magnetic poles 13a. The inner circumferential face of the rotor is...
Apparatus for detecting position of rotation of motor
A magnetic absolute sensor for a geared motor comprises a dipole magnet and hall elements. The dipole magnet is fixed to a hollow portion of a hollow rotor...
Hiding structure for positioning signal conversion mechanism of a torque
A hiding structure for positioning signal conversion mechanism of a torque motor, which includes a stator having a curvature center line, a rotor coaxially...
Electric motor having fluid circulation system and methods for cooling an
An electric motor having a housing, a stator mounted in the housing, and a rotor mounted in the housing for rotation relative to the stator about a central...
Motor apparatus, manufacturing method, exposure apparatus, and device
A motor apparatus includes a movable portion including a coil and a tooth-like salient pole and a platen opposed to the movable portion. The movable portion and...
Power supply unit having a voltage converter
The present invention concerns an electrical installation or device equipped with a power supply unit comprising a voltage converter having primary and...
Switch circuit of DC/DC converter configured to conduct various modes for
A DC/DC converter includes an input terminal for receiving an input voltage; an output terminal for providing an output voltage; a ground terminal for providing...
Hybrid power harvesting and method
A system of providing energy includes a transmitter for sending wirelessly a first type of energy and at least a second type of energy different from the first...
Power supply circuit and semiconductor device for use therein
A power supply circuit has: a DC/DC converter (M11, M12, L11, C11) which steps down an input voltage Vin to generate an output voltage Vout1 by rectifying and...
Display device and portable terminal
In order to increase the continuous operating time of a display device driven by a battery or the like, and a portable information terminal using the same, the...
Power generation system and operation method thereof
The invention provides a power generation system having a power generator (1) configured to generate DC power; an electric power load (5); a current detector...
Methods and systems for no-break power transfer converter
A method is provided for using a temporary power source to transfer a power bus from a first power source to a second power source. The first power source...
Wall-mountable electrical power supplying device having a ring-like
structure for receiving the power plugs...
A wall-mountable electrical power supplying device for supplying electrical power to a group of electrical appliances located in an environment. The...
Power distribution device
A window power distribution device includes a housing with an extension attached to the housing. Together, the housing and extension are designed to form a seal...
Automotive electrical system configuration
Disclosed herein are a variety of different electrical system topologies intended to mitigate the impact of large intermittent loads on a 12 volt vehicle power...
Systems and methods for providing an uninterruptible power supply to a
ship-service bus of a marine vessel
A marine vessel power and propulsion system that provides a vessel-wide uninterruptible power supply is described. The power and propulsion system includes a...
Controlling propeller rotor overspeed
An engine having at least one stage of propeller rotor blades, and a load, the at least one stage being associated with electrical generation means to generate...
Environmental energy-saving power generator
An environmental energy-saving power generator includes a power generation module, a control module, a power module, a power generator housing, and an I/O...
Portable power driven equipment with internal combustion engine combined
battery charging and starting circuit...
A portable generator system having a generator for generating an electrical output signal, an internal combustion engine for driving the generator, a starter...
Pad in semicondcutor device and fabricating method thereof
A pad in a semiconductor device and fabricating method thereof are disclosed. The pad includes an uppermost metal layer first to N.sup.th intermediate metal...
Method of producing a via in a reconstituted substrate
A method of producing an electronic connection device, including: a) formation, in a plane of a support substrate, of at least one first contact element and, in...
Semiconductor chip stack and manufacturing method thereof
A semiconductor chip stack includes a first chip and a second chip. The first chip includes a first circuit formed in the first chip with a first integration...
A semiconductor chip includes first, second and third metal interconnects and an insulating layer over a semiconductor substrate. First, second and third...
Interposer chip and manufacturing method thereof
The interposer chip includes a chip mounting region on which a semiconductor chip is mounted via a fixing material made of resin. The interposer chip has an...
Rectification chip terminal structure
The present invention includes a base, a rectification chip, a conductive element and a coupling collar. The base has an installation pedestal to hold the...
Semiconductor package with a metal post
Disclosed are a semiconductor package and a manufacturing method thereof. The semiconductor package can include a semiconductor substrate, having one surface on...
Chip assemblies are disclosed that include a semiconductor substrate, multiple devices in and on the semiconductor substrate, a first metallization structure...
Metal line of semiconductor device without production of high resistance
compound due to metal diffusion and...
A metal line includes a lower metal line formed on a semiconductor substrate. An insulation layer is formed on the semiconductor substrate having the lower...
A semiconductor device includes: a semiconductor layer composed of one of GaAs based semiconductor, InP-based semiconductor, and GaN-based semiconductor; a...
Underfill flow guide structures
Underfill flow guide structures and methods of using the same are provided with a module. In particular the underfill flow guide structures are integrated with...
Semiconductor package having a heat dissipation member
A semiconductor package having a heat dissipation member capable of efficiently conveying excess heat away from semiconductor chips is presented. The...
Semiconductor package having an internal cooling system
A semiconductor package having an internal cooling system is presented which includes a semiconductor chip and a through-electrode. The semiconductor chip has a...
Lead pin for package substrate, and method for manufacturing package
substrate with the same
Disclosed herein is a lead pin for a package substrate. The lead pin for the package substrate according to the exemplary embodiment of the present invention...