Abstract: In a method for controlling an electric machine tool having an electric motor for driving a rotating insertion tool, the electric machine tool is operated in one of multiple operating modes, and at least one parameter of the machine tool is detected. The instantaneous operating state of the electric machine tool is ascertained and evaluated based on the detected parameter. A protective function is activated when the presence of a critical operating situation is recognized during the evaluation of the instantaneous operating state. The instantaneous operating mode of the electric machine tool is detected, and the evaluation of the instantaneous operating state is adapted in each case to the instantaneous operating mode.

Abstract: A mechanical assembly for a power tool, and a power tool incorporating the mechanical assembly are provided. The mechanical assembly includes (i) a first member having a first axis and a first engagement portion inclined relative to the first axis, (ii) a second member having a second axis and a second engagement portion inclined relative to the second axis, wherein the first and second engagement portions engage each other by movement of the first and second members relative to each other in the direction of at least one of the axes; and wherein the first member is a ring gear and the second member is a central gear and the first and second engagement portions engage and disengage each other by movement of the second member within a space defined within the first member.

Abstract: In at least one illustrative embodiment, an angle impact tool may comprise a handle assembly extending along a first axis and supporting a motor, the motor including a shaft configured to rotate about the first axis, and a work attachment coupled to the handle assembly. The work attachment may comprise an impact mechanism including an anvil configured to rotate about a second axis that is non-parallel to the first axis and a hammer configured to rotate about the second axis to periodically deliver an impact load to the anvil, a gear assembly configured to transfer rotation from the shaft of the motor to the hammer of the impact mechanism, and a housing supporting the impact mechanism and the gear assembly. The housing may be partitioned along a first parting plane that is perpendicular to the second axis such that the housing includes first and second housing sections.

Abstract: An angle impact tool includes a handle assembly extending along a first axis, a prime mover in the handle, an output shaft rotatable about the first axis, and a work attachment connected to the handle assembly. An output drive is supported in the work attachment for rotation about an output axis perpendicular to the first axis. A gear assembly including a spur gear is positioned within the work attachment to transfer torque from the prime mover about the first axis to the output drive about the output axis. An impact mechanism is positioned within the work attachment and includes a hammer and an anvil. The hammer rotates under the influence of the prime mover and is operable to periodically deliver an impact load to the anvil. The output drive rotates about the output axis under the influence of the impact load being transmitted to the output drive by the anvil.

Abstract: A hand-held power tool includes a housing and a sliding switch. A drive motor configured to drive an associated tool insert is arranged in the housing. The sliding switch is configured to switch the drive motor on and off. The sliding switch is configured to assume a multiplicity of operating positions. A rotational speed of the drive motor is varied by varying the operating position of the sliding switch.

Abstract: A cover assembly for covering an elongate substrate includes a holdout device and a resilient, elastically radially expanded sleeve member. The holdout device includes a core having an axially extending slit defined therein and defining a core passage to receive the substrate, and a designated target region. The sleeve member defines an axially extending sleeve passage. The sleeve member is mounted on the core such that the core is disposed in the sleeve passage and the sleeve member exerts a radially compressive recovery force on the core. When the substrate is disposed in the core passage and a radially directed release force is applied to the target region, the core will reduce in circumference and collapse around the substrate under the recovery force of the sleeve member to a collapsed position.

Abstract: A charging stand includes: a charging cable provided with a connector connected to a vehicle; a holding unit to hold the connector; and a reel to wind the charging cable automatically when the connector is placed on the holding unit. A vehicle includes: a charging cable provided with a plug connected to an external power supply; a holding unit to hold the plug; and a reel to wind the charging cable automatically when the plug is placed on the holding unit.

Abstract: A busway is described herein that is configured for receipt of plural power sources. The busway device comprises a first plurality of busbars in a spaced apart relationship, with the width, thickness, and spacing of the busbars configured for receipt of a first power source. The first plurality of busbars is contained in a first housing. The device further includes a second plurality of busbars in a spaced apart relationship, with the width, thickness, and spacing of the busbars configured for receipt of a second power source. The second plurality of busbars is contained in a second housing and electrically isolated from the first plurality. The first housing is configured for adjacent placement and connection to the second housing.

Abstract: A cable and a signal transmission line applied to Universal Serial Bus (USB) are provided. The cable includes a host connector, a device connector and the signal transmission line. The host connector is selectively electrically coupled to a host. The device connector is selectively electrically coupled to a device. The signal transmission line is electrically coupled between the host connector and the device connector. The signal transmission line includes multiple high speed wires, multiple super speed wires, a power wire, a ground wire and an external conductive layer. The high speed wires, the super speed wires, the power wire and the ground wire form a bundle, and the external conductive layer envelops the bundle.

Abstract: A production method for a headline sonar cable (20, 120) that exhibits a high breaking-strength and lighter weight than a conventional steel headline sonar cable. Producing the headline sonar cable (20, 120) is characterized by the steps of: a. providing an elongatable internally-located conductive structure (34, 134) that is adapted for data signal transmission; and b. braiding a strength-member jacket layer (52) of polymeric material around the structure (34, 134) while ensuring that the structure (34, 134) is slack when surrounded by the jacket layer (52). The structure (34, 134) of the cable (20, 120) retains conductivity upon stretching of the jacket layer (52) surrounding the structure (34, 134) that lengthens the cable (20, 120). For one embodiment of the method a conductor (20) wrapped around a rod (24) and enclosed within a sheath layer (32) forms the structure (34, 134).

Abstract: A pattern of electrically connected micro-wires comprises a plurality of micro-wires arranged in an intersecting pattern forming intersection corners. A portion of a first micro-wire is coincident with a portion of a second micro-wire to form a coincident portion such that the coincident portion is non-visually resolvable by the human visual system and the coincident portion has a length greater than the sum of the widths of the first and second micro-wires or has at least one rounded intersection corner.

Abstract: A method of making a conductive article includes providing a substrate having a surface with one or more micro-channels having a width of less than 12 ?m. A composition is provided over the substrate and in the one or more micro-channels. The composition includes water and silver nanoparticles dispersed in the water and he weight percentage of silver in the composition is greater than 70% and the viscosity of the composition is in a range from 10 to 10,000 centipoise. The composition is removed from the surface of the substrate. The composition provided in the micro-channels is dried and converted to form one or more electrically conductive micro-wires.

Abstract: A patterned transparent conductive film is disclosed in the present invention, which includes a substrate, a first conductive layer, a second conductive layer, both the conductive layer includes a conductive area and an insulating area, the conductive area includes a metal mesh formed by a plurality of metal lines; the metal mesh is a buried metal mesh with random irregular grids, a probability density of the slope of the metal lines of the first conductive layer close to transverse direction is greater than that close to longitudinal direction, a probability density of the slope of the metal lines of the second conductive layer close to transverse direction is greater than that close to longitudinal direction, the two conductive layers are laminated and insulated in the thickness direction, the laminated metal meshes are evenly distributed, the light transmittance is increased and the conductivity is constant, the moire fringe is eliminated.

Abstract: A lead electrode and a preparation method thereof are provided. The lead electrode includes an inner terminal, a lead, and an outer terminal, which are sequentially connected. The lead includes: an insulating substrate; an adhesive material coated on the insulating substrate, the adhesive material defining a trenched mesh; and a conductive material filled in the trenched mesh, wherein an angle formed by a grid line of the trenched mesh and a demolding direction is from 0° to 90°. Since the angle formed by the grid line and the demolding direction is very small, little adhesive material will be attached to the mold, such that the residues of the adhesive material are prevented.

Abstract: A method for forming a printed circuit board is disclosed. A substrate including a first device region, a second device region and a dicing channel region between the first device region and the second device region is provided. A first circuit is formed on the substrate. An insulating layer is formed on the first circuit and the substrate. At least one build-up circuit is formed on the insulating layer. A photoresist layer is formed on the at least one build-up circuit. An image transferring process is performed to pattern the photoresist layer to form a dam structure in the dicing channel region. A solder mask layer is formed on the at least one build-up circuit. The dam structure is removed to form a trench in the solder mask layer.

Abstract: A double-layered transparent conductive film includes: a first substrate; a first imprint adhesive layer formed on the first substrate, the first imprint adhesive layer defining a first mesh-shaped groove, the first mesh-shaped groove forming a first mesh; a first conductive layer including conductive material filled in the first mesh-shaped groove; a tackifier layer formed on the first imprint adhesive layer and the first conductive layer; a second substrate formed on the tackifier layer; a second imprint adhesive layer formed on the second substrate, the second imprint adhesive layer defining a second mesh-shaped groove, the second mesh-shaped groove forming a second mesh, wherein one of the first mesh and the second mesh is a regular mesh, the other is a random mesh; and a second conductive layer including conductive material filled in the second mesh-shaped groove. During the lamination, no alignment accuracy is needed, such that the production efficiency is greatly improved.

Abstract: A substrate structure includes a heat dissipating plate and a wiring board. The heat dissipating plate includes at least two inward gaps which are symmetrical to each other and disposed at corners of the heat dissipating plate. The wiring board includes a conduction sheet and an insulation sheet. The conduction sheet includes opposite first and second surfaces, an opening which extends through the first and second surfaces, and two symmetrical conduction pins. The conduction pins extend through the conduction sheet and protrude from the second surface. The insulation sheet is disposed on the second surface of the conduction sheet and covers an outer wall of the conduction pins. The substrate structure is formed by aligning the conduction pins with the inward gaps to combine the heat dissipating plate and the wiring board such that a receiving depression is formed between the heat dissipating plate and the opening.

Abstract: A conductive micro-wire structure includes a substrate and a plurality of micro-wires formed on or in the substrate in an intersecting pattern and forming intersection corners. A portion of a first micro-wire is coincident with a portion of a second micro-wire to form a coincident portion such that the coincident portion is non-visually resolvable by the human visual system and the coincident portion has a length greater than the sum of the widths of the first and second micro-wires or has one or more rounded intersection corners.

Abstract: An electronic component (1) and an electronic device (100) comprising one or more such components (1). The electronic component (1) comprises a stack (4) of layers arranged on a flexible substrate (3). Said stack comprises an electrically active part (4a) and a protective layer (11) for protecting the electrically active part against scratches and abrasion. Said electrically active part comprises a bottom electrode layer (5) and a top electrode layer (9) and at least one insulating or semi-insulating layer (7) between said electrodes. The stack further comprises a buffer layer (13), arranged between the top electrode layer (9) and the protective layer (11). The buffer layer (13) is adapted for at least partially absorbing a lateral dimensional change (?L) occurring in the protective layer (11) and thus preventing said dimensional change (?L) from being transferred to the electrically active part (4a), thereby reducing the risk of short circuit to occur between the electrodes.

Abstract: A method of manufacturing a rigid-flex printed circuit board or a sub-assembly thereof comprises the following steps: providing a layer of rigid insulating material removing at least one area of the rigid insulating material inserting a flexible insulating material into the removed or cut-out area(s) of the rigid insulating material covering the rigid and flexible insulating material with a layer of conductive material on at least one surface building up at least one further layer of the rigid-flex printed circuit board at least on the rigid part(s) of the insulating material, wherein the at least one further layer of the rigid-flex printed circuit board is partly overlapping the flexible area(s) of the insulating material. Furthermore a rigid-flex printed circuit board or sub-assembly thereof is provided.

Abstract: A method of manufacturing a printed circuit board or a sub-assembly thereof comprises the following steps: providing at least two elements of insulating material coupling or connecting the elements of insulating material on at least one adjacent side surface covering the elements of insulating material with a layer of conductive material on at least one surface building up at least one further layer of the printed circuit board at least partly on the elements of insulating material, wherein the elements of insulating material are made of insulating material having different mechanical, chemical or physical properties. Furthermore a printed circuit board or sub-assembly thereof is provided.

Abstract: A printed wiring board includes an insulating substrate having a penetrating hole formed through the substrate, a first conductive pattern formed on first surface of the substrate, a second conductive pattern formed on second surface of the substrate on the opposite side of the first surface, and a through-hole conductor formed in the penetrating hole in the substrate such that the conductor is connecting the first conductive pattern on the first surface of the substrate and the second conductive pattern on the second surface of the substrate. The penetrating hole has a first opening portion opening on the first surface of the substrate, a second opening portion opening on the second surface of the substrate and a third opening portion connecting the first and second opening portions, and the third opening portion has the maximum diameter which is greater than the minimum diameters of the first and second opening portions.

Abstract: In a method for producing a multilayer printed circuit board from a plurality of conducting or conductive and non-conducting or insulating layers or plies to be connected to each other, in particular to be pressed together, wherein after connecting at least partially planar layers at least a partial region (11) thereof is removed, and wherein in order to prevent adherence of the partial region (11) to be removed a material (8) preventing adhesion is applied in accordance with the partial region to be removed onto a layer (9) which adjoins the partial region to be removed, it is provided that the material (8) preventing adhesion is formed by a mixture comprising a release agent on the basis of at least one metal soap, preferably the fatty acid salts of Al, Mg, Ca, Na and Zn, a binding agent, and a solvent, whereby a partial region to be removed can be removed easily and reliably after appropriate treatment and/or processing steps of the multilayer printed circuit board.

Abstract: To provide a multilayer wiring board that ensures sufficient close contact strength between a conformal type conductor and a resin insulating layer. A multilayer wiring board includes a multilayered construction where a plurality of resin insulating layers and a plurality of conductor layers are alternately layered. In each of a plurality of via holes formed in the resin insulating layers, a conformal via conductor is formed to electrically connect between the conductor layers. Filling up parts of the resin insulating layers layered at upper layer side inside of the conformal via conductor forms an anchor portion. The lower end side of the anchor portion bulges larger than the upper end side in the radially outward direction of the via hole.

Abstract: A conductive article includes a substrate having a micro-channel. A metal nanoparticle composition is formed in the micro-channel. The metal nanoparticle composition includes silver nanoparticles and a polymer having both carboxylic acid and sulfonic acid groups.

Abstract: An object is to provide a copper particulate dispersion which is suited to discharge in the form of droplets. The copper particulate dispersion includes copper particulates, at least one kind of a dispersion vehicle containing the copper particulates, and at least one kind of dispersant which allows the copper particulates to disperse in the dispersion vehicle. The copper particulates have a center particle diameter of 1 nm or more and less than 100 nm. The dispersion vehicle is a polar dispersion vehicle having a boiling point within a range from 150° C. to 250° C. Whereby, when the copper particulate dispersion is discharged in the form of droplets, clogging at the discharge portion caused by drying of the dispersion vehicle is prevented and the viscosity is low for its high boiling point, and thus the copper particulate dispersion is suited to discharge in the form of droplets.

Abstract: An object is to provide a conductive film forming method which can form a conductive film having low electric resistance on a base material by utilizing photo sintering even when the base material has low heat resistance. A conductive film forming method is a method in which a conductive film is formed on a base material, and the method includes the steps of forming a film composed of copper particulates on a base material, subjecting the film to photo sintering, and applying plating to the photo-sintered film. Whereby, it is possible to form a conductive film on a base material by lowering irradiation energy of light in photo sintering even when the base material has low heat resistance. Since the conductive film includes a plated layer, electric resistance decreases.

Abstract: A wiring board with a built-in electronic component includes a core substrate having the thickness not exceeding 300 ?m and having a cavity having an opening on a surface of the core substrate, an electronic component having the thickness not exceeding 300 ?m and accommodated in the cavity of the core substrate, and a laminated structure formed on the surface of the core substrate and including an insulation resin layer and a wiring layer such that the laminated structure is covering the opening of the cavity of the core substrate and the electronic component accommodated in the cavity of the core substrate. The electronic component has an insulation material body and an electrode formed on a surface of the insulation material body, and the wiring layer of the laminated structure is formed such that the thickness of the wiring layer is set smaller than the thickness of the electrode.

Abstract: A method of manufacturing a component-embedded substrate comprises forming an adhesive layer on a metal layer formed on a supporting plate, and mounting an electric or electronic component on the adhesive layer, wherein the component includes a component main body and a protrusion that protrudes beyond the component main body toward the adhesive layer, the adhesive layer includes a first adhesive body and a second adhesive body, the first adhesive body is formed only at a position corresponding to the protrusion, the second adhesive body is formed in an area corresponding to the whole of the surface of the component facing the adhesive layer after the first adhesive body is cured, and the component is mounted with the protrusion aligned with the first adhesive body in the component mounting step.

Abstract: The present invention discloses a package substrate layout design to achieve multiple substrate functions for engineering development and verification. The substrate layout contains a connection structure to connect to a plurality of power/ground domains on the package substrate. With different combination of the cutting lines on the package substrate, the invention can achieve multiple substrate functions without impacting the customer's PCB or system board design and provide cost effective and fast cycle time for engineering development phase.

Abstract: A conductive component is disclosed in the present invention, which includes an insulating layer and a metal mesh laid on the insulating layer, the metal mesh defines a plurality of voids arranged in array, a relationship of the aperture ratio K of the voids of the metal mesh, the optical transmittance T1 of the conductive component and the optical transmittance T2 of the insulating layer satisfy the following formula: T1=T2*K. The metal mesh is arranged on the insulating layer in the conductive component, a patterned sensing layer on the insulating layer by exposuring and developmenting the metal mesh as needed when in use, and then applied to touch screen, the use of indium tin oxide is avoided in the conductive component, thus the cost of the conductive component is low. A method of preparing the conductive component is also provided.

Abstract: A transparent conductive film includes a substrate defining a mesh-shaped groove, which forms a mesh; and a conductive layer formed by conductive material filled in the mesh. An edge line of the mesh-shaped grooves is a curve or a polyline which increases a contact area between the conductive material and an edge of the mesh-shaped groove. In the transparent conductive film, non-linear edge lines are used, therefore, for the conductive region with the same size, the area of edge of the conductive material in contact with the trench increases, and the friction is increased, which leads to a larger adhesion of the conductive material, and a stable performance of the transparent conductive film is guaranteed.

Abstract: A braid for a wire harness includes a plurality of element wire bundles, each of which is formed of a plurality of element wires, and the plurality of element wire bundles being braided into a tubular shape. Each of the plurality of element wire bundles includes a metal element wire that has electrical conductivity, a plurality of resin element wires that have abrasion resistance and that are disposed to surround the metal element wire, and a drain metal element wire that has electrical conductivity and that is disposed with the resin element wires and contacts with the metal element wire. The drain metal element wires in the plurality of element wire bundles contact to each other.

Abstract: According to various aspects, exemplary embodiments are disclosed of EMI shields, such as EMI gaskets. In an exemplary embodiment, the gasket includes a body of indefinite length. The gasket also includes a base with a generally flat outer surface, an upright portion extending generally upwardly away from the base, and a tail portion extending laterally away from the base. The base and the upright portion may intersect the tail portion at a fold line. One or more perforations and/or a crease may be along the fold line.

Abstract: The present invention provides an electromagnetic shielding gasket and a method for making the same, wherein good electrical conductivity and magnetic diffusivity are achieved by electroplating a layer of Co/Ni alloy according to an appropriate ratio on an open-cell foam, and the gasket can accomplish shielding function for electrical field and magnetic field at the same time.

Abstract: A clamp for suspending a conductor wire with a textured surface from a transmission tower includes a restraining sleeve, a housing, and a mounting tab. The restraining sleeve is made of upper and lower sleeve pieces that define a sleeve cavity to encase the conductor wire. The sleeve cavity has an internal gripping surface that intermeshes with the textured surface of the conductor wire to prevent slippage and rotation of the conductor wire relative to the sleeve cavity, without substantial compression of the conductor wire. The housing is made of a plurality of housing parts that define a housing cavity to encase restraining sleeve. The housing cavity is configured to permit rotation of the restraining sleeve, but restrict longitudinal movement of the retraining sleeve within the housing. The mounting tab is connected to the housing to permit direct or indirect connection of the clamp to a transmission tower.

Abstract: A cable tray and at least one side wall bracket secured to the cable tray is disclosed. The cable tray has a plurality of transverse and longitudinal wires. The side wall bracket has an upper loop with a first end and a second end. Curved portions extend from the first end and the second end of the upper loop. An angled leg extends from each curved portion. The angled legs are defined by a U-shaped inside leg portion and a hook that leads to an outside leg portion. The inside leg portion of each angled leg engages a first surface of side longitudinal wires and bottom longitudinal wires and the outside leg portion of each angled leg engages a second surface opposite the first surface of side longitudinal wires and bottom longitudinal wires to secure the side wall bracket to the cable tray.

Abstract: A motor vehicle door lock housing comprising at least one outwardly facing recess (2) for receiving electric strip conductors (3) and with passages (4) in the recess (2) for connecting the strip conductors (3) to the housing interior, wherein the strip conductors (3) together with at least one strip conductor board (6) carrying the latter can be placed in the recess (2).

Abstract: A strain relief and cable retention assembly for retaining a cable to a casing includes an anchor made of a flexible material. An internal bore along an axis of the anchor is sized to fit an outer jacket of the cable. Tabs extend away from the bore along axes perpendicular to the axis of the bore. A plate made of a stiff material extends along the tabs of the anchor. A section of the anchor passes through the plate such that the plate rests flat against the tabs between the tabs and a face of a casing. Reinforcing fibers from the cable are tied around the plate and the tabs, distributing stress from the cable to the plate and casing.

Abstract: A wire harness includes one or more conducting paths, a protective member that is formed in a pipe shape, and accommodates the one or more conducting paths in the protective member to shield a electromagnetic wave emitted from the one or more conducting paths. The protective member is formed of resin composition that has conductivity.

Abstract: Embodiments of an apparatus for connection to a light adjustment sheet and conductive interfaces for connection to a light adjustment sheet are described. In one embodiment, an apparatus for connection to a light adjustment sheet include a power source interface configured to be connected to a power source and a sheet interface electrically connected to the power source interface. The sheet interface is configured to connect to the light adjustment sheet such that electricity can be conducted from the power source interface to the light adjustment sheet to switch the light adjustment sheet between different visibility states. Other embodiments are also described.

Abstract: A swaging structure for metallic members includes a metallic plate having a hole portion, and a disc-shaped conductive member which is fitted in the hole portion and fixed to the metallic plate by swaging a circumference of the hole portion. The metallic plate includes a groove portion provided in at least one surface side of the metallic plate about the hole portion of the metallic plate, and the conductive member includes a vertical flange provided on an outer circumference of the conductive member and protruding from the at least one surface side. The conductive member is fitted in the hole portion of the metallic plate, and when the conductive member is swaged onto the metallic plate, the vertical flange of the conductive member is deformed, and the groove portion of the metallic plate is filled with the deformed vertical flange.

Abstract: A system comprising a drilling platform having a central focus, a plurality of wellbay accesses positioned along a wellbay access perimeter surrounding the central focus, a drilling module, and a peripheral skidding system defining a skidding perimeter surrounding the central focus. Each of the plurality of wellbay accesses is associated with a wellbay substantially therebelow. The peripheral skidding system is operable to align the drilling module with one or more of the plurality of wellbay accesses, wherein the peripheral skidding system is positioned at an elevation higher than the plurality of wellbay accesses.

Abstract: An apparatus for performing a wellbore operation includes a drill string having a rigid tubular section formed of a plurality of jointed tubulars and a plurality of valves positioned along the rigid tubular section. Each valve may have a radial valve controlling flow through a wall of the rigid tubular section and a signal relay device configured to convey information-encoded signals. Wellbore operations may be performed by transmitting signals using the signal relay devices.

Abstract: An apparatus for gripping a cylindrical member is provided. In one embodiment, an apparatus includes a clamping device having clamping dies that enable the clamping device to grip a tubular string. The clamping dies have clamping faces configured to adapt to curvature of the tubular string when the clamping dies engage the tubular string via the clamping faces to facilitate use of the clamping device with tubular strings of different external diameters. Additional devices, systems, and methods are also disclosed.

Abstract: A method of identifying a bed boundary in a subterranean formation by processing data measured by an induction logging tool. An interferometric method compares recorded voltages and/or phases recorded at axially spaced apart receivers on the logging tool. A transmitter is on the logging tool and set between the receivers, where the receivers are equally spaced apart from the transmitter. The transmitter emits a signal having frequencies up to around 50 kHz.

Abstract: A system and method facilitate drilling of a lateral wellbore by eliminating one or more trips downhole. The system comprises a drill bit optimized for the drilling operation. The drill bit is coupled to a whipstock via a connector, which minimizes interference with the cutting elements of the drill bit. The connector includes a separation device which facilitates disconnection of the drill bit from the whipstock after the whipstock is anchored at a desired downhole location. The separation device is disposed in the connector to minimize the remaining portions of the connector existing after separation of the drill bit from the whipstock which must be milled by the drill bit prior to drilling the lateral wellbore.

Abstract: A drilling table for a drilling rig has an accommodation sleeve that can be rotated via a rotational drive for accommodation of a Kelly rod provided with driving contours. Coupling elements are disposed on the inside wall of the accommodation sleeve for engagement into the driving contours of the Kelly rod for transfer of torque and bias forces. Broken-out areas are introduced into the accommodation sleeve, through which areas the coupling elements that can be inserted from the outside are passed, to project into the sleeve interior. A drilling rig has such a drilling table.

Abstract: A method of drilling a well and installing a liner includes assembling concentric inner and outer strings of tubulars. A drill bit is located at the lower end of the inner string and a liner with a liner hanger makes up part of the outer string. The inner and outer strings may be rotated in unison to drill the well. A valve is located upstream of a liner hanger control tool used to release and set the liner hanger in the drill string. The valve comprises a ported sleeve that slides relative to a ported housing to meter flow from the interior of the drill string to the annular space. The redirected flow maintains a minimum flow rate in the annular space to prevent cuttings from settling on the control tool. A portion of the valve can further be used with a dart to manipulate downstream equipment.

Abstract: The invention is a boring machine including: a guide rail linearly extending in one direction; a main part sliclably mounted on the guide rail; a sleeve extending from the main part in a plane substantially parallel to the guide rail; and a rotatable face plate mounted at a distal end of the sleeve; wherein a deflection-compensating wedge plate is provided between the distal end of the sleeve and the rotatable face plate.