lec

Multifunctional case for portable electronic device

A multifunctional case is configured for receiving or supporting a portable electronic device. The case includes a first layer and a second layer. The second layer is connected to the first layer by the edges. A receiving space is formed between the first and second layers for receiving the portable electronic device. The second layer is provided with a base portion, a main supporting portion, two side supporting portions and two remaining portions are formed on the second layer. The two side supporting portions and the remaining portions are symmetrically positioned at two sides of the main supporting portion. When the case is folded up as a support, the main supporting portion is angled with the base portion. The remaining portions are stacked on the base portion. The side supporting portions are perpendicular to the remaining portions and the main supporting portion.




lec

Electrosurgical apparatus with real-time RF tissue energy control

A radio-frequency (RF) amplifier having a direct response to an arbitrary signal source to output one or more electrosurgical waveforms within an energy activation request, is disclosed. The RF amplifier includes a phase compensator coupled to an RF arbitrary source, the phase compensator configured to generate a reference signal as a function of an arbitrary RF signal from the RF arbitrary source and a phase control signal; at least one error correction amplifier coupled to the phase compensator, the at least one error correction amplifier configured to output a control signal at least as a function of the reference signal; and at least one power component coupled to the at least one error correction amplifier and to a high voltage power source configured to supply high voltage direct current thereto, the at least one power component configured to operate in response to the control signal to generate at least one component of the at least one electrosurgical waveform.




lec

High impedance microwave electronics

High impedance, high frequency nanoscale device electronics configured to interface with low impedance loads include an impedance transforming stage constructed of multiple nanoscale devices, such as carbon nanotube field-effect transistors. In an embodiment of the present invention, an impedance transforming output stage of a multistage amplifier is configured to drive a 50 ohm transmission line with unity voltage gain using multiple carbon nanotube field-effect transistors in parallel. In a further embodiment, a receiver provided for an electronically steered receive array is a monolithic, lumped-element system formed from nanoscale devices and configured to interface with the external electrical systems via a single transmission line.




lec

Electric hammer

An electric hammer has a housing having a nozzle portion, a motor and a transmission mechanism arranged in the housing, a striking device, coupled to the motor and transmission mechanism, for moving in a reciprocating manner in the nozzle portion, and a clamping device mounted to the nozzle portion and at least partially extending out of the nozzle portion. The clamping device includes an outer sleeve, an inner sleeve arranged in the outer sleeve, and at least two clamping members arranged on the inner sleeve. The inner sleeve has a first position and a second position with respect to the outer sleeve and the distance between the two clamping members in the first position is less than the distance between the two clamping members in the second position to thereby allow a nail to be released halfway, i.e., when partially struck into a workpiece, in a simple manner.




lec

Electrostatic chuck and showerhead with enhanced thermal properties and methods of making thereof

Embodiments of the present invention generally provide chamber components with enhanced thermal properties and methods of enhancing thermal properties of chamber components including bonding materials. One embodiment of the present invention provides a method for fabricating a composite structure. The method includes applying a bonding material to a first component, and converting the bonding material applied to the first component to an enhanced bonding layer by heating the bonding material to outgas volatile species from the bonding material. The outgassed volatile species accumulates to at least 0.05% in mass of the bonding material. The method further includes contacting a second component and the enhanced bonding layer to join the first and second components.




lec

Universal mounting hole means for different electric tool heads

The present invention discloses a kind of universal mounting hole means for different tool heads of electric tools, which are disposed on a mounting portion of the tool head, comprising a central hole and a plurality of long and narrow limiting holes which orient radially surrounding the central hole and disposed in distance with each other. Compared with the prior art, the present invention is applicable to various kinds of structures of the mounting seat on electrical tool and is more universal. It takes much convenience to people when changing different tool heads of electric tools, and it is benefit for storing.




lec

Electromagnetic clamping method

A method for assembling parts. A sealant is placed between a plurality of parts in a stack up to form a workpiece. The workpiece is clamped using a permanent magnet unit and an electromagnetic clamping device in an activated state such that a number of forces caused by a magnetic field clamps the workpiece between the electromagnetic clamping device and the permanent magnet unit. A number of holes are drilled in the workpiece. A number of fasteners are installed in the number of holes.




lec

Electrostatic chuck

An electrostatic chuck comprises: a dielectric substrate having a protrusion and a planar surface part. The protrusion is formed on a major surface of the dielectric substrate. An adsorption target material is mounted on the major surface. The planar surface part is formed in a periphery of the protrusion. The dielectric substrate is formed from a polycrystalline ceramics sintered body. A top face of the protrusion is a curved surface, and a first recess is formed in the top face to correspond to crystal grains that appear on the surface. The planar surface part has a flat part, and a second recess is formed in the flat part. A depth dimension of the first recess is greater than a depth dimension of the second recess. The electrostatic chuck can suppress the generation of particles and can easily recover a clean state of the electrostatic chuck surface.




lec

Electro-hydraulic actuator including a release valve assembly

A manual release valve is provided for a electro-hydraulic actuator of the type including a piston movable in a cylinder and defining a piston side chamber and a rod side chamber, the valve threadedly attached to the housing of the actuator and extending at least partially within the fluid housing conduits, the valve moveable from a closed position fully seated in the housing to an open position for fluidly connecting both the piston side chamber and the rod side chamber to the reservoir, the valve further including a pressure relief portion that is operable when the valve is in the closed position for relieving pressure from at least one of the piston side chamber or the rod side chamber.




lec

Mounting of carbon electrodes on a holder of an arc lamp

The present invention relates to a mounting of carbon electrodes on a holder of an arc lamp used as a light source for a weatherometer or a lightfastness tester. In the holder, one end of the carbon electrodes and the holder are threadedly connected with each other.




lec

Device for providing high-intensity ion or electron beam

A thin film of a low-thermionic-work-function material is maintained on the cathode of a device for producing a high-current, low-pressure gas discharge by means of sputter deposition from an auxiliary electrode. The auxiliary electrode includes a surface with a low-work-function material, such as thorium, uranium, plutonium or one of the rare earth elements, facing the cathode but at a disposition and electrical potential so as to extract ions from the gas discharge and sputter the low-work-function material onto the cathode. By continuously replenishing the cathode film, high thermionic emissions and ion plasmas can be realized and maintained over extended operating periods.




lec

Electrode operating mechanism for carbon arc lamp

An improved electrode operating mechanism for control of the discharge of carbon arc lamps for light fastness testing devices. Vertically spaced upper and lower electrode holders have a plurality of electrodes opposed to each other. Two vertical supports extend between upper and lower bases, the vertical supports each having a pair of spaced parallel guide rails extending therealong, each holder having laterally projecting arm members extending from the opposite ends thereof and between the rails. A cylindrical slide member is mounted on the end of each arm member and is slidably engaged in linear sliding contact with the surface of the parallel rails on the sides thereof away from the holders. First wires are attached to the cylindrical slide members on the lower electrode holders and extend upwardly through the upper base through axial bores in the upper cylindrical slide member, and two second wires attached to the upper holders extend upwardly through the upper base. The first wires are wound in one direction around two pulleys on a horizontal shaft on the upper base and the second wires are wound in the opposite direction around other pulleys on the shaft. When the shaft is rotated in one direction the electrodes are moved toward each other and when the shaft is rotated in the opposite direction the electrodes are moved away from each other.




lec

Control means for controlling the position of an electrode in a carbon arc lamp

An improved control system for controlling the position of an upper electrode in a carbon arc lamp. The system has a pulley with a line thereover, and a solenoid core is attached to one end of the line and is movable vertically in a solenoid coil connected in the circuit for supplying discharge current to the electrodes, and a control rod clutch is connected to the other end of the line which normally grasps and holds an electrode control rod on the lower end of which is mounted the upper electrode of the lamp. A balancing weight is provided on the core to balance the weight of the control rod clutch and electrode and a shield is provided around the solenoid coil to shield the arc between the electrodes from the magnetic field of the solenoid coil.




lec

Carbon electrode for arc lamp

A carbon electrode for an arc lamp comprising a plurality of carbon rods joined together in desired length by use of an adhesive comprising metal or carbon powder or mixture thereof and method for preparation of said electrode.




lec

Method of cold cathode replenishment in electron beam apparatus and replenishable cold cathode assembly

This disclosure is concerned with automatically replenishable cold cathode structures and the like wherein the monitoring of a predetermined variation in electron beam performance caused by erosion of the cathode material generates control signals for advancing reserve cathode material into operative position.




lec

Electrical discharge machine with automatically replaceable electrodes

An electrical discharge machine with automatically replaceable electrodes. The machine includes an electrode holder with a clamp operable to alternately receive and release an electrode, an electrode cartridge containing a plurality of stacked electrodes and a shuttle movable toward and away from the electrode holder. When the shuttle is moved toward the electrode holder, it removes an electrode from the cartridge and moves it into alignment with the electrode holder.




lec

Method of forming titanium nitride coatings on carbon/graphite substrates by electric arc thermal spray process using titanium feed wire and nitrogen as the atomizing gas

Graphite and/or carbon surfaces are coated with a titanium nitride coating by exposing the substrate to electric arc thermal spray process wherein titanium wire as the source of titanium and nitrogen is used as the propelling (atomizing) gas.




lec

Self centering electrode joint

Threaded nipple for joining two electrode sections is provided with an integral ridge intermediate its threads for centering the electrodes in coaxial alignment.




lec

Electromotive actuator for a closing part, in particular for a window or a sliding roof in a motor vehicle

A geared motor actuator having a simplified mechanical structure for driving a closing part, such as a vehicle window, moved as far as at least one end position by an electric motor (MO) via a gear (G), preferably a worm gear. Shortly before the end position is reached, switch-off of the electric motor (MO) is performed in accordance with a control device (ST). The gear (G) is drive-connected to an output driver of the closing part without any damping means. The worm wheel (4) of the worm gear, being a solid, integral component that is preferably injection-molded from plastic, is preferably designed to include the output driver as part of the integral component, and provided with a drive pinion (4.1).




lec

Method of manufacturing pixel electrode for reflection type display device

A process of a pixel electrode of a direct-sight type of reflection type liquid-crystal display device is simplified. A pixel electrode 120 of a reflection type liquid-crystal display device is formed of an aluminum film which is formed by sputtering. In forming the aluminum film, moisture is intentionally contained in atmosphere, and also a sample is heated. With this process, aluminum grains grow so that irregularities of μm order is formed on the surface of the aluminum film. The aluminum film thus formed allows the incident light to be irregularly reflected so that it is in a visually white muddy state. This is suitable to the pixel electrode for the reflection type liquid-crystal display device.




lec

Indirectly heated electrode for gas discharge tube, gas discharge tube using said indirectly heated electrode, and lighting device for said gas discharge tube

An indirectly heated cathode C1 comprises a heater 1, a double coil 2, a mesh member 3, and a metal oxide 10. An electrical insulating layer 4 is formed on the surface of heater 1. Heater 1 is inserted into and positioned at the inner side of double coil 2. Mesh member 3 is disposed along the length direction of double coil 2 at the outer side of double coil 2. Double coil 2 is grounded by being connected to the ground terminal of heater 1 via a lead rod 7. Metal oxide 10 is held by double coil 2 and disposed to be in contact with mesh member 3. Metal oxide 10 and mesh member 3 are exposed to the outer side of indirectly heated electrode C1 so that the surface of metal oxide 10 and the surface of mesh member 3 make up a discharge surface and mesh member 3 is in contact with the surface part of metal oxide 10.




lec

Analog front-end circuit and electronic instrument

An analog front-end circuit includes an analog processing circuit, an A/D converter, a target register in which a lower limit target value of an input image signal is set, and a calculation circuit. The analog processing circuit includes an offset control circuit which performs offset control based on an offset control value set in an offset control register. The calculation circuit monitors the A/D-converted value in a lower limit value output period when the A/D-converted value corresponding to a lower limit value of an input range is output from the A/D converter, and sets the offset control value that causes the A/D-converted value to become closer to the lower limit target value set in the target register in the offset control register.




lec

Dosage control electrode for iontophoresis device

An electrode assembly for use in an iontophoresis device for the transcutaneous administration of an active therapeutic species has a base layer of including a linking conductive base material which is consumed (oxidizes or reduces) preferentially to water, a first upper layer of sacrificial material coated on a first portion of the base layer wherein the sacrificial material is consumed preferentially to the linking conductive base material of the base layer. A second upper layer of non-conducting material is coated on a second portion of the base layer, the second upper layer being spaced from the first upper layer, connected by a narrow exposed linking area of the base layer material remaining exposed therebetween. During operation of an associated iontophoresis device, the sacrificial material will be sequentially consumed; the first upper layer will be fully consumed followed by the linking conductive base material of the exposed linking area of the base layer which severs the base layer thereby breaking circuit continuity disabling activity in the device. A visual indicator may be provided allowing a wearer to monitor the state of reaction of the linking area.




lec

Dosage control electrode for iontophoresis device

An electrode assembly for use in an iontophoresis device for the transcutaneous administration of an active therapeutic species has a base layer of including a linking conductive base material which is consumed (oxidizes or reduces) preferentially to water, a first upper layer of sacrificial material coated on a first portion of the base layer wherein the sacrificial material is consumed preferentially to the linking conductive base material of the base layer. A second upper layer of non-conducting material is coated on a second portion of the base layer, the second upper layer being spaced from the first upper layer, connected by a narrow exposed linking area of the base layer material remaining exposed therebetween. During operation of an associated iontophoresis device, the sacrificial material will be sequentially consumed; the first upper layer will be fully consumed followed by the linking conductive base material of the exposed linking area of the base layer which severs the base layer thereby breaking circuit continuity disabling activity in the device. A visual indicator may be provided allowing a wearer to monitor the state of reaction of the linking area.




lec

Micro manipulator for electrode movement in neural signal recording

This disclosure relates to a micro manipulator having a simple structure and having high possibility of recording a biological signal of a neuron at a desired position by improving positioning resolution of an electrode disposed adjacent to a subject's brain neuron or an electrode holder attached with the electrode. The micro manipulator according to the disclosure includes: a motor which includes a shaft and a vibration portion; a mobile which is connected to the shaft so as to be movable along the shaft; and a frame which supports the motor, wherein an electrode is connected to the mobile in a direction parallel to a longitudinal direction of the shaft, and wherein when the mobile moves linearly in accordance with a vibration of the shaft due to the vibration portion, the electrode moves linearly.




lec

Touch apparatus, transparent scan electrode structure, and manufacturing method thereof

A touch apparatus, a transparent scan electrode, a geometric electrode structure and a manufacturing method thereof are disclosed. The transparent scan electrode structure comprises a first transparent scan electrode, a second transparent scan electrode and an isolative layer. The first transparent scan electrode comprises a first resistance region and a second resistance region. A resistance value of the second resistance region is higher than that of the first resistance region. The isolative layer is disposed between the first transparent scan electrode and the second transparent scan electrode.




lec

Adjustable welding head for multiple electrode cladding

A welding head is provided. The welding head includes a bracket and a plurality of blocks coupled to the bracket. Each of the plurality of blocks has a contact tip. The contact tips are adapted to receive an electrode. Further, at least one of the plurality of blocks is capable of variable positioning relative to the bracket.




lec

Non-contact and non-disposable electric induction LED lamp

A non-contact and non-disposable electric induction LED lamp includes a power source and a luminous-radiating unit combined together. The power source is formed with a power source module electrically connected with a first electric induction plate, while the luminous-radiating unit is provided with a second electric induction plate corresponding with the first electric induction plate and electrically connected with an LED module. Thus, the electricity of the power source can be transmitted to the luminous-radiating unit via electromagnetic induction produced between the first and the second electric induction plates to enable the LED module to emit light. The LED lamp of this invention can partially be replaced conveniently and has water proof and dustproof effects.




lec

Method and apparatus for charging electric devices

Disclosed is a method and apparatus for charging electrically powered devices. In accordance with the invention, the device is powered by two storage devices. One storage device is capable of receiving a substantial charge very rapidly while the other storage device requires a longer time to receive a charge. The advantage is that the powered device can be used almost instantly and continually while at the same time rebuilding electrical charge.




lec

Passively deployed small overlap rigid barrier deflector

A front bumper assembly including a bumper beam and two deflectors are provided on right and left sides of the front bumper assembly. The deflectors include hook-shaped portions and telescopic portions. The telescopic portions are received within the front bumper assembly. The hook-shaped portion of the deflector may be engaged by a rigid barrier aligned with the deflectors. In the event of a collision, the rigid barrier engages one of the hook-shaped portions and withdraws the telescopic portion from the front bumper assembly. The deflector is pulsed outwardly to move the front wheel and tire assembly to a tow-in orientation.




lec

Deflector-catcher for small overlap vehicle impacts

A front-end assembly including a deflector and a catcher bracket. The V-shaped deflector is attached to a bumper of a vehicle, a rear leg of the deflector has a distal end disposed adjacent to the frame rail. In a collision, the distal end of the rear leg engages the catcher bracket to reduce intrusion into the passenger compartment of the vehicle.




lec

Electrical contact coupling for a track-borne vehicle, particularly a railway vehicle

An electrical contact coupling for a track-borne vehicle has a coupling housing and a protective flap articulated to the coupling housing. In order to ensure a reliable sealing of the coupling housing in the closed state of the electrical contact coupling, a seal is utilized which exhibits an upper sealing area running parallel to the axis of rotation and a lower sealing area running parallel to the axis of rotation. The upper sealing area associates with a sealing face aligned perpendicular to the housing end face and the lower sealing area associates with a sealing face aligned substantially parallel to the housing end face.




lec

Device for electrical characterization of molecules using CNT-nanoparticle-molecule-nanoparticle-CNT structure

A method of forming an electrode is disclosed. A carbon nanotube is deposited on a substrate. A section of the carbon nanotube is removed to form at least one exposed end defining a first gap. A metal is deposited at the at least one exposed end to form the electrode that defines a second gap.




lec

Electric coupling for railways

An electric coupling for railways contains a first and a second coupling part each comprising a support in which a plurality of linking parts are arranged for establishing an electric, pneumatic and/or hydraulic link from one coupling part to another coupling part. In addition, at least one high-frequency link is provided which is formed by an enclosed antenna in one coupling part and by an enclosed antenna in the other coupling part.




lec

Method and machine for manufacturing paste, in particular carbon paste for making aluminum production electrodes

Method and device for preparing a paste by blending or mixing materials, in particular for making aluminum production electrodes. The method includes the following operations: a) introducing the materials to be blended or mixed into a vat (31) having an inner surface extending along a substantially horizontal axis of revolution (X), b) rotating the vat (31) about the axis of revolution (X) and urging the materials via centrifugation against the inner surface of the vat (31), and c) locally dislodging the centrifuged materials from the inner surface by rotating the vat (31) and causing same to fall onto a crumbling tool (40).




lec

Controlled transformation of non-transient electronics

Systems and methods of the invention generally relate to altering the functionality of a non-transient electronic device. A container holding an agent is located proximal to a non-transient electronic device capable of performing at least one function. The agent is capable of rendering the device incapable of performing the at least one function. The container is configured to controllably release the agent to the electronic device in a variety of passive and active eventualities.




lec

Separation of single-walled carbon nanotubes by electronic type using block copolymers

The separation of single-walled carbon nanotubes (SWNTs), by electronic type using centrifugation of compositions of SWNTs and surface active block copolymers in density gradient media.




lec

Electrolytic cell and system for treating water

A water treatment system is disclosed having electrolytic cell for liberating hydrogen from a base solution. The base solution may be a solution of brine for generating sodium hypochlorite, or potable water to be oxidized. The cell has first and second opposing electrode endplates held apart from each other by a pair of supports such that the supports enclose opposing sides of the endplates to form a cell chamber. One or more inner electrode plates are spaced apart from each other in the cell chamber in between the first and second electrode plates. The supports are configured to electrically isolate the first and second electrode plates and the inner electrode plates from each other. The first and second electrode plates are configured to receive opposite polarity charges that passively charge the inner electrode plates via conduction from the base solution to form a chemical reaction in the base solution as the base solution passes through the cell chamber.




lec

System for eliminating current surges in electronic systems and equipment having intermittent current consumption

The invention relates to a system for eliminating current surges that includes a first voltage regulator (7) having a current limit programmable to a value (I(limit)) that depends on the value of the intermittent current surges (IO(surge)) required by the intermittent load (3) and the relationship thereof to the work cycle, a second voltage regulator (9), a condenser (4) connected between the first and second regulators (7, 9), that loads when the current is no longer required and that unloads when there is a need for output current to provide current to the second regulator (9) which absorbs the changes in voltage produced by the loading/unloading of the condenser and provides a constant voltage for any value of the required output current surge, independently of voltage changes in the condenser (4), and a control loop between a sensor for the output current provided to the load and an input limit (15) for the input current (II) in the first regulator (7). Thus, the input current (I(limit)) (1) and the output voltage (VLoad) are constant for any value of the output current surge (IO(surge)).




lec

Electronic apparatus having a diode connected to a control terminal of a switching element

An electronic apparatus includes a switching element which has a control terminal and is driven by controlling voltage of the control terminal, a driving power supply circuit which supplies voltage required for driving the switching element, an on-driving circuit which is connected to the driving power supply circuit and the control terminal of the switching element and is supplied with voltage from the driving power supply circuit, and which applies a constant current to the control terminal of the switching element to charge the control terminal, thereby turning on the switching element, and at least one diode which is connected between the on-driving circuit and the control terminal of the switching element. The on-driving circuit applies a constant current to the control terminal of the switching element through the diode.




lec

Electric de-icing device and related monitoring system

The invention relates to a de-icing device for an element of a nacelle of a turbojet engine, including at least one heating resistant mat connected to at least one electrical power source (3) and thus defining an assembly (1) of resistant mats, characterized in that the assembly of resistant mats includes one or more subassemblies of resistant mats, each subassembly in turn including one or more resistant mats of the assembly, and each subassembly of resistive mats having a different ohmic value.




lec

Absorbent dome for a radiating collector tube

A device for thermal monitoring a piece of equipment, which is integrated on a craft placed in a forced vacuum environment, an outside part of the equipment projecting outside of a wall of the craft and being subjected to a solar radiation flux, includes an absorbent screen that is suitable for being placed between the outside part of the equipment and the wall of the craft, whereby this absorbent screen has—on at least one portion of its front face, designed to be placed on the side removed from the wall of the craft—an absorptivity αSOLAR that is the largest possible in the field of solar radiation, coupled to a low emissivity εIR in the infrared spectrum. The absorbent screen is made of a very heat-conductive material and has—on at least a portion of its rear face, suitable for being oriented toward the wall of the craft—a high emissivity εIR in the infrared spectrum, typically greater than or equal to 0.7.




lec

Variable length light shield for an electro-optical sensor within a nose cone

A variable length light shield is disclosed for an electro-optical sensor within a nose cone. The light shield includes a base, a telescopic shade supported by the base, and a ring rotatably supported about the base. The light shield also includes a guide tube disposed proximate the ring with an end extending away from the ring about a side of the telescopic shade. The light shield further includes an extension spring supported by the guide tube with an end coupled to the telescopic shade. Additionally, the light shield includes a cable extending through the guide tube and the extension spring, with one end of the cable coupled to the ring and another end of the cable coupled to the telescopic shade. The extension spring is configured to exert a force on the telescopic shade to extend the telescopic shade. Rotation of the ring causes retraction of the telescopic shade.




lec

Selectively degradable passage restriction and method

An actuation system and method includes a tubular defining a passage, and an assembly disposed with the tubular. The assembly includes a restriction operatively arranged to receive a restrictor for enabling actuation of the assembly. The restriction includes a degradable material with a protective layer thereon, the degradable material degrading upon exposure to a fluid in the passage and the protective layer isolating the degradable material from the fluid.




lec

Electromechanical actuator apparatus and method for down-hole tools

An apparatus and method for the actuation of down-hole tools are provided. The down-hole tool that may be actuated and controlled using the apparatus and method may include a reamer, an adjustable gauge stabilizer, vertical steerable tools, rotary steerable tools, by-pass valves, packers, whipstocks, down hole valves, latch or release mechanisms and/or anchor mechanisms.




lec

Selective removal of silica from silica containing brines

A method for selective removal and recovery of silica and silicon containing compounds from solutions that include silica and silicon containing compounds, including geothermal brines. Also included are methods of preventing silica scale buildup in the geothermal power equipment and processes employing geothermal brines by the selective removal of silica.




lec

Electrical heating coal material decomposition apparatus

An electrical heating coal material decomposition apparatus includes a closed kiln body with a feed inlet, a discharge outlet, and an electrical heating device arranged in the kiln body. A propulsion and decomposition path of coal material is formed between the electrical heating device and the inner wall of the kiln body. A coal decomposition gas collecting pipe communicates with the propulsion and decomposition path of coal material, and is connected with a gas dust-trapping and liquefying device arranged outside the kiln. The electrical heating device transfers heat to the pulverized coal inside the propulsion and decomposition path of coal material by conduction and irradiation. The pulverized coal absorbs sufficient heat and decomposes into fuel gas, tar gas and coal. The fuel gas and tar gas enters the gas dust-trapping and liquefying mechanism through the decomposed gas collecting tube, where they are collected, dust-trapped, separated and liquefied under pressure.




lec

Apparatus and method for recovering the core of a sheathed electrical cable

The present invention provides an apparatus and method for recovering the core (108) of a subterranean sheathed electrical cable (106), while minimising the impact on the surrounding environment. The apparatus comprises a ram (102) operable to exert a pushing force on the core of a length of the cable, a plurality of linkages, each linkage being configured to be insertable into the cable along its length under the action of the ram to displace the core relative to an outer sheath of the cable, and a puller operable (104) to exert a pulling force on the core to thereby facilitate removal of the displaced core from the outer sheath by action of the pushing/pulling forces. The apparatus and method are found to be particularly suited to the recovery of high-tension copper core cables, while enabling any hydrocarbon (e.g. oil) impregnated inner sheathing to be controllably disposed of without hazard to the environment.




lec

Dual-purpose hydraulic electric jack

A dual-purpose hydraulic electric jack comprises a hydraulic lifting mechanism (1, 2), an oil pump (12), an oil tank (9), an oil conveying pipeline and an electric motor (14). The lifting mechanism, the oil pump and the oil tank are all connected with the oil conveying pipeline. A transmission mechanism is arranged between the oil pump and the electric motor. A one-way valve (10) is provided between the oil tank and the oil pump. The oil pump (12) is equipped on one end side of the electric motor (14), and an air pump (15) is equipped on the other end side of the electric motor (14). A transmission mechanism is arranged between the air pump and the electric motor. The air pump is communicated with an air conveying pipeline (35) and the electric motor is equipped with a trigger mechanism for controlling the connection of the electric motor with the transmission mechanism between the electric motor and the air pump or oil pump. The function of the hydraulic electric jack is enhanced greatly and the hydraulic electric jack is convenient to use.




lec

Device and method for intertwining a material according to a selected pattern

A device and method for braiding hair or other flexible filaments is disclosed herein. The device comprises controller and a motor whereby the device may be used to intertwine strands of the flexible filament in a desired pattern. A user interface that allows the user to select a variety of pattern modules for operating the device.