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Circuit arrangements for electronically controlled DC grids
Switching and switchover devices for DC networks make it possible to realize, particularly in the event of faults, rapid and reliable switching processes in...
Power generator, portable device, power generation scheme identifying
system, and power generation scheme...
Consciousness of environmental conservation is increasing nowadays, and there are power generators for a portable device and employing power generation schemes...
Printed circuit board for compressor housing
This printed circuit board (12) comprising: a first portion (20) having first electronic components (22) of which the earth electrode is on a first voltage...
Power device for preventing malfunction
The protecting relay may include: an input conversion unit configured to receive the analog signal and sample the analog signal according to a pre-set sampling...
Inrush current suppression apparatus
According to one embodiment, there is provided an inrush current suppression apparatus that suppresses an inrush current generated when shunt capacitors are...
System for protecting of a plurality of DC voltage sources
A protection system configured to protect plural DC voltage sources configured to be connected in parallel between first and second input terminals of a voltage...
Overcurrent protection device, overcurrent protection method, and
An overcurrent protection device includes a fuse element and an auxiliary circuit. Power is applied from a high-voltage unit of a main circuit to the fuse...
Protective device for protection of an electrical circuit against reversal
of polarity, method, circuit...
The present invention relates to a protective device for protection of an electrical circuit equipped with a smoothing capacitor against reversal of polarity of...
Electro-optical radiation collector for arc flash detection
An electro-optical (EO) radiation collector for collecting and/or transmitting EO radiation (which may include EO radiation in the visible wavelengths) for...
Power off device for cutting off supply of electric power through sensing
of various arc and overload
Disclosed is a power off device which includes a micro arc detector for turning on a first switching element, based on a voltage induced in a high frequency...
Electric wire holding device and wire harness
An electric wire holding device is composed of an electric wire holding member made of a resin to hold an electric wire, a cylindrical member made of an...
Single wire seal for sealing an electric cable in an aperture of a
A single wire seal for sealing an electric cable in an aperture of a terminal or a connector housing is provided. The single wire seal is provided with an...
Plug and socket pure gas insulated wall bushing for HVDC and UHV
The invention relates to the domains of power electronics and electric power transmission systems and concerns a new structure for wall bushings for High and...
Cable grommet assembly with sleeve and internal retaining ring
A grommet assembly, such as for height adjustable desks, comprising the components: a universal cylindrical desktop grommet; a grommet flat plate (optional)...
Vacuum feed-through assembly
A vacuum feed-through assembly and a method for manufacturing the same including a conductor having a threaded outer diameter end, a plastic seal having a...
Strengthening adapter for an electrical box and method
This invention is directed to a strengthening adapter 7 for securing a standard electrical device 4 such as a switch or female receptacle within a standard...
To achieve high waterproofness, a grommet that is attached so as to cover a shield pipe and a corrugated tube so as to bridge therebetween includes a pipe-side...
Cable assembly holding apparatus
The present invention concerns a cable assembly holding apparatus realized to hold a cable assembly between an upper level of an offshore facility and a lower...
Construction site hanging device and use thereof
A device that can be removable secured inside a metal stud at a construction site is described. The device can include a securement device such as a hook that...
Bus end arc interrupter
Method and system for controlling and limiting the damage caused by arcs formed on exposed conductors in electrical distribution equipment involve using the...
Systems and methods for a fused motor load ground
A motor control center system is provided. The system includes an electrical enclosure having buses for routing electrical power to component units. The system...
Shutter device for an electrical switchgear panel, and related switchgear
A shutter device is disclosed for an electric switchgear panel, including a base configured to be placed on a bearing surface inside the switchgear panel, the...
Electric power distribution unit
A modular electric power distribution system transmits power between a power source and control modules for power consumers. The system includes a power...
A streetlight mounting system can mount a streetlight pole to a street side surface, such as a slab of concrete or a sidewalk. The system can comprise a base...
Power supply module for modular telecontrol equipment and equipment
A power supply module for intelligent electronic apparatuses and capable of transforming the energy of the LV network and of a battery into energy that can be...
Mounting system for arranging electric devices, for example, especially in
A mounting system (1) arranges electric devices (2), in switchgear cabinets. The mounting system (1) includes horizontal mounting strip (3) to which a device...
Angled facet broad-ridge quantum cascade laser
A particular quantum cascade laser includes a ridge-guide. The ridge-guide includes an angled facet that extends across a width of the ridge-guide and a flat...
Hybrid laser including anti-resonant waveguides
Described are embodiments of apparatuses and systems including a hybrid laser including anti-resonant waveguides, and methods for making such apparatuses and...
Method of manufacturing light emitting element
A method of manufacturing a light emitting element includes, sequentially, (a) forming a mask layer for selective growth; (b) forming a layered structure body...
Narrow bandwidth laser device with wavelength stabilizer
A TO type laser device that can perform long-distance transmission due to a reduced line breadth of laser light. A semiconductor laser device which comprises a...
Mounting layer for cooling structure
The invention describes a mounting layer (200) for mounting at least two light emitting semiconductor devices. The mounting layer (200) comprises corner...
Coherent dynamically controllable narrow band light source
Disclosed herein is a coherent dynamically controllable narrow band light source (10), comprising a first sub-light source (12), said first sub-light source...
Systems and methods for light amplification
A system for optical amplification includes an optical fiber with a core containing a gain medium surrounded by a cladding, a seed light source, a control light...
Amplifying optical fiber and optical amplifier
A plurality of cores 51 is disposed around the center axis of a first cladding 52 in a state in which an inter-core distance .LAMBDA. of cores adjacent to each...
Metal-insulator-metal waveguide for nano-lasers and optical amplifiers
A metal-insulator-metal (MIM) waveguide structure for nano-lasers or optical amplifiers is described. The structure comprises a substrate on which are supported...
Microchip laser with single solid etalon and interfacial coating
A microchip laser includes a microchip laser base comprising a gain region and a passive Q-switch region. The microchip laser also includes a solid etalon...
Titanium-doped amorphous aluminum nitride microlaser device and method for
making and using same
A microlaser system, including a microlaser, having an elongated generally cylindrical substrate, a thin dopant film encircling at least a portion of the...
Gas laser device
A gas laser device which can perform optical amplification, laser light passing through a laser gas excited by electrical discharge, including: a first and...
Tunable femtosecond laser-pulse source including a super-continuum
A mode-locked fiber MOPA delivers pulses of laser-radiation. A super-continuum generator including a bulk spectral-broadening element and a negative group-delay...
Corrugated solder pre-form and method of use
A solder pre-form for soldering a coaxial cable to a connector body is provided with a plurality of flux grooves on a cable side and a connector side. The...
Brush holder for an electrical swivel
Brush holder for an electrical swivel, wherein the brush holder is provided with an electrically conductive body, provided with means for connecting the body to...
Interchangeable cable connection system
An electrical connection device for electrically connecting an electronic component of the type having a plurality of electrical connection points. The...
Cable connector grouping apparatus
The embodiments relate to an apparatus allowing for the insertion and removal of multiple like and/or unlike connectors simultaneously without requiring...
Multiport terminal with current bars
The invention relates to a multiport chamber (1) with current bar (5) for receiving a plurality of cables to be connected to an electrical unit, wherein a...
Connector insert assembly
Connector inserts having retention features with good reliability and holding force. These connector inserts may include ground contacts that provide an...
Electrical connector with improved terminal set
An electrical connector with improved terminal set comprising having an insulation seat; a first and a second terminal sets joined respectively with the...
Communication outlet with shutter mechanism and wire manager
A wire contact, such as an insulation displacement connector, having a wire receiving gap partially defined by a side portion. The side portion has a cutting...
USB type-C electrical plug connector
An electrical plug connector includes an insulated housing, a plurality of upper-row plug terminals, a plurality of lower-row plug terminals, and a rear...
Retractable USB connector with a swinging member pivotally disposed on an
A retractable USB connector includes an outer housing case, an inner housing case, and a positioning assembly. The outer housing case has an opening. The inner...
Connector plug with two rows of pins and connector socket with two rows of
A connector plug is provided. The connector plug includes: a first pin set positioned in a first row of the connector plug, which is configured to transmit and...