Abstract: Magnetic coupling devices are disclosed having magnetic field sensors. The magnetic coupling device may include degaussing coils wrapped about pole extension shoes of the magnetic coupling device.

Abstract: A holding mechanism includes a wafer holding section that holds a wafer under suction, and a frame support section that is disposed on the outer circumference of the wafer holding section and that supports a frame. The frame support section includes a permanent magnet.

Abstract: Provided herein are: a movable part that is provided with coils placed correspondingly to magnets arranged in an arc shape, a pressure sensor, vertical-side hydrostatic pads, and a lateral-side hydrostatic plate and lateral-side hydrostatic pads caused to move in a manner matched to the shape of the magnets; and a stationary part that is provided with a base on which the magnets and vertical-side hydrostatic plates being opposite to the vertical-side hydrostatic pads are placed, a wall on which a lateral-side hydrostatic pad being opposite to the lateral-side hydrostatic plate is placed, a wall on which a lateral-side hydrostatic plate being opposite to the lateral-side hydrostatic pads is placed, and a wall to which an actuator coupled to the pressure sensor through a ball joint.

Abstract: An apparatus for use with various shearing machines for safely and efficiently positioning material to be worked. Magnets which control the material are embedded in a body made of non-magnetic material. Magnets are positioned in the forward end of the apparatus for holding the material being worked while other magnets are positioned in the body of the apparatus for adhering the apparatus to the machine table. A handle is provided for sliding the material into the proper position.

Abstract: A film formation apparatus includes a rotary table provided in a processing container; a mounting table mounting a substrate and revolved by rotation of the rotary table; a film formation gas supply part configured to supply a film formation gas to a region through which the mounting table passes by the rotation of the rotary table; a spinning shaft rotatably provided on a portion rotating together with the rotary table; a driven gear provided on the spinning shaft; a driving gear configured to rotate while facing a revolution orbit of the driven gear and provided along an entire circumference of the revolution orbit so as to constitute a magnetic gear mechanism with the driven gear, and a relative-distance-changing mechanism configured to change a relative distance between the revolution orbit of the driven gear and the driving gear.

Abstract: A plate for supporting wafer has a top for carrying a wafer and a bottom coupled to a pedestal. The plate includes multiple heating units embedded within the plate and at least one set of grooves formed between the top and the bottom of the plate at a radial location between two of neighboring heating units to thereby enhance heat insulation among the heating units.

Abstract: A fixture for assembling a pod includes arms that are carried on a stretcher, such that a collapsed fabric bin array can be elongated on the fixture to aid in the assembly of structural supports of the fabric bin array.

Abstract: An electrostatic chuck including a body, an electrode, a diffusion blocking layer, and a composite dielectric layer is provided. The electrode is present on the body. The diffusion blocking layer is present on the electrode. The composite dielectric layer is present on the diffusion blocking layer. The composite dielectric layer includes a polymer layer and a plurality of inorganic dielectric particles. The plurality of inorganic dielectric particles is distributed within the polymer layer, and a permittivity of the inorganic dielectric particles is greater than a permittivity of the polymer layer.

Abstract: In a film-forming technology using charged particles, a disturbance in film thickness distribution caused by leakage magnetic field is suppressed. A film-forming method embodies a technological idea of switching generation and stop of a magnetic field during a film-forming operation so as to stop the generation of the magnetic field during a period when plasma is generated and generate the magnetic field during a period when plasma is not generated.

Abstract: A method and structure for a bonding layer are disclosed. The bonding structure includes a first portion surrounding an opening in a body defining a dam thereabout. A second portion surrounds the first portion. The first portion is formed from a material resistant to degradation from exposure to a process gas. The second portion is formed from a different material than the material of the first portion. The first portion further includes one or more additives to change properties thereof.

Abstract: Embodiments of the inventive concept relate to a substrate treating apparatus. A substrate support unit configured to support a substrate includes a support plate, on which the substrate is positioned, the support plate may include a passage formed on an upper surface of the support plate and connecting a central area and a side surface of the support plate, and a recess formed in a peripheral area of the support plate and recessed inwards from a side surface of the support plate, and the recess may communicate with one end of the passage.

Abstract: A tool and method of using the tool for positioning electrical outlet boxes and data transmission outlet boxes for installation behind or within walls during construction or renovation of commercial buildings. The tool can be used to install one, two or three electrical outlet boxes at a desired wall height and horizontal spacing from a wall stud with efficiency, ease and precision. With the tool, the outlet boxes can be accurately installed at heights ranging from twelve to fifty two inches, and even as high as eighty inches above the floor. The tool provides a beveled edge template for the marking of a single gang or two gang outlet on a sheetrock wall, affording accuracy in tracing and then cutting of the holes needed to install the outlet boxes. The tool also can fit within a sheet metal floor track, and stands vertically in flush contact with the sheetrock wall.

Abstract: A rail processing device (1) comprising at least a first (3A) and a second work station (3B) provided on a common frame (30), and configured to alternately lock a rail (2) when the latter is being processed, each work station (3A, 3B) comprising at least a first magnetic anchorage plane (4) configured to cooperate with a web (2A) of the rail (2) when the latter is being processed in the respective station, and a transport system (50A, 50B) to move the rail (2) from the first work station (3A) to the second work station (3B) and vice versa.

Abstract: An adjustable depth magnetic device comprises a switchable magnet, switchable magnet carrier, or switchable magnet integrated into a carrier, constrained by and locked into position by a receiver that is separate from or integrated into an object or fixture. The adjustable depth magnetic device may be affixed to or integrated into an object for the purpose of constraining said object to a ferrous target; or the adjustable depth magnetic device may be affixed to or integrated into a fixture to facilitate manufacturing, production, and/or assembly operations.

Abstract: A snare drum attachment is disclosed. A mounted body is mounted to the snare drum and houses a first magnet. A moveable body is coupled to the mounted body. The moveable body is configured to retain tensioned snares a set distance from a snare head of the snare drum. The moveable body houses a second magnet magnetically coupled to the first magnet so as to generate a magnetic force. A manual actuator is coupled to the first magnet. Actuation of the manual actuator alters the magnetic force so as to displace the moveable body relative to the mounted body. The displacement changes the set distance of the tensioned snares from the snare head.

Abstract: A mode selector switch for a power tool that can have a source of a magnetic field and use a magnetoresistive component to produce an output signal that changes when the strength of the magnetic field changes. The power tool can have a microprocessor that changes an operational mode of the power tool based on a change of the output signal from the magnetoresistive component. The magnetoresistive component can be a Hall effect sensor and the power tool can be a nailer. The power tool can have a switching means which changes an operational mode based upon a change in the strength of the magnetic field upon a magnetoresistive component. A method of controlling a power tool, having a step of changing an operational mode of a power tool based upon identifying a change in output from a magnetoresistor.

Abstract: An electrostatic clamp monitoring system has an electrostatic clamp configured to selectively electrostatically clamp a workpiece to a clamping surface via one or more electrodes. A power supply electrically coupled to the electrostatic clamp is configured to selectively supply a clamping voltage to the one or more electrodes. A data acquisition system is coupled to the power supply and configured to measure a current supplied to the one or more electrodes, therein defining a measured current. A controller integrates the measured current over time, therein determining a charge value associated a clamping force between the workpiece and electrostatic clamp. A memory stores the charge value associated with the clamping force over a plurality of clamping cycles, therein defining a plurality of charge values, and the controller determines a clamping capability of the electrostatic clamp based on a comparison of a currently determined charge value to the plurality of charge values.

Abstract: A bulk workpiece picking system is configured by including: a robot which is provided with an electromagnetic hand capable of magnetically attracting a metal workpiece; a determination section which determines whether or not the workpiece is magnetically attracted by the electromagnetic hand; and a magnetic force control section which controls the magnetic force of the electromagnetic hand, the magnetic force control section being configured such that: before it is determined by the determination section that the magnetic attraction is performed; the magnetic force control section sets a magnitude of the magnetic force of the electromagnetic hand so that the electromagnetic hand can suspend one workpiece and cannot suspend two workpieces; and then, after it is determined by the determination section that the magnetic attraction is performed, the magnetic force control section increases the magnetic force of the electromagnetic hand.

Abstract: This document discloses magnetic sewing rulers, cutting mats, magnetic holders and magnetic ruler sewing kits are disclosed that provide tools to securely and easily hold fabrics and other sewing materials in place on a cutting mat for laying out, measuring, cutting, pinning, etc. when engaged in sewing projects. The magnetic rulers, cutting mats, and magnetic holders provide security in holding projects to allow a person to use their hands freely during sewing projects.

Abstract: The invention relates to a method for making a micro- or nano-scale patterned layer of material by photolitography, comprising steps of: positioning a photomask between a light source and a layer of light sensitive material, said mask comprising a support and a layer of micro- or nano-light focusing elements fixed to the support, activating the light source so that the light source emits light radiations through the mask towards a surface of the layer of light sensitive material, developing the layer of light sensitive material so as to obtain the micro- or nano-scale patterned layer of material, wherein, during exposure of the layer of light sensitive material to light radiations, the photomask is positioned relative to the light sensitive layer so that the distance between the surface of the light sensitive layer and the layer of micro- or nano-light focusing elements is greater than a back focal length of the micro- or nano-light focusing elements.

Abstract: A magnetic particle inspection tool is provided including a yoke with an inspection magnet, a first magnetic member, and a second magnetic member. The inspection magnet is configured to magnetize a work piece. The first magnetic member is rotatable relative to the inspection magnet between a first position and a second position, and the inspection magnet is slidable relative to the first magnetic member. The first magnetic member and second magnetic member include a plurality of magnetic sources forming a magnetic surface with a first magnetic pattern and a magnetic surface with a second magnetic pattern. The magnetic surfaces are magnetically attracted when the first magnetic member is in the first position and repelled when in the second position.

Abstract: A method for assembling a reel comprising a first flange, a second flange and a barrel is disclosed. This method comprises (i) securing at least one spring-loaded magnetic guide to a base; (ii) positioning the first flange over the at least one spring-loaded magnetic guide and the base, so that a distal end of the at least one spring-loaded magnetic guide is inserted through a first hole in the first flange, (iii) connecting the barrel to the first flange, (iv) connecting the second flange to the barrel so that the barrel is located between the first and second flanges, (v) inserting at least one threaded fastener through a second hole in the second flange such that a distal end of the at least one threaded fastener is magnetically attached to the distal end of the at least one spring-loaded magnetic guide, and (vi) connecting the at least one threaded fastener to the first flange to form the reel. Also disclosed are the structures of the spring loaded magnetic guide.

Abstract: An electromagnetic lifter for moving hot materials includes a ferromagnetic yoke formed by a horizontal core and two vertical polarities, coils wound around the core and enclosed in a container, a non-magnetic baffle arranged between the vertical polarities and below the container at a distance of at least 40 mm to protect the container from heat radiated by the hot material. The electromagnetic lifter also includes a first space between the container and the plurality of vertical polarities that maintains a first predetermined distance between the container and the plurality of vertical polarities, a second space between the container and the core that maintains a second predetermined distance between the container and the core, and a third space between the container and the non-magnetic baffle that allows a convective flow of air. The electromagnetic lifter also includes side spacers disposed in the first space and top spacers disposed in the second space.

Abstract: This invention is directed to a positioning jig for preparing a two or more of adjacent teeth for a dental prosthesis comprising a member with (i) three or more parallel bores in the member and (ii) one or more means to attach the member to a dental articulator. The invention is also directed to methods of use of the position jig such as to prepare a series of aligned holes in teeth or aligned holes mockup of a dental bridge for a prosthesis.

Abstract: A part holding assembly, an assembly system and a method of positioning a first part are disclosed. The part holding assembly is coupleable to a support structure. The part holding assembly includes a base adapted to be coupled to the support structure. The part holding assembly also includes a first pin extending outwardly away from the base to a distal end that is spaced from the base. The base is movable to position the first pin relative to a first part and to insert the distal end of the first pin through a first hole of the first part to locate the first part. The part holding assembly further includes a first magnet adjacent to the first pin. The first magnet is selectively magnetized to selectively secure the position of the first part relative to the base.

Abstract: This relates to a holding apparatus for holding a component during mounting. The holding apparatus comprises at least a first holding unit including at least one magnetic field generating device for generating a magnetic field, and at least a second magnetic holding unit spaced apart from the first holding unit in a predetermined distance for receiving the component. A holding force for holding the component between the first holding unit and the second holding unit is generated in the second magnetic holding unit as a result of induction and by means of a magnetic field generated by the magnetic field generating device. The embodiment also comprises a mounting system and a method for holding components by means of such holding apparatuses.

Abstract: Nuclear reactor vessel segmenting utilizing improved arc saw systems and methods.

Abstract: Systems and devices for achieving high throughput attachment of sub-micron alignment of components are provided. One such device can include a fixture for holding a chuck, the fixture including a plurality of alignment features for adjusting a position of the chuck, the chuck includes a top layer including a vacuum aperture for holding a first component and a bottom layer made from a translucent material, wherein the bottom layer is directly attached to the top layer.

Abstract: Embodiments of the disclosure provide proportional integral derivative control (PID) using multiple actuators. In one embodiment, a process includes providing a PID controller in communication with a primary actuator and a secondary actuator, the primary actuator and the secondary actuator coupled to a handler, such as a robotic arm for manipulating an object. The process further includes receiving position feedback and a specified trajectory for the handler, and generating a dynamic feedforward force command and a position correction command for the handler based on the position feedback and the specified trajectory. The process further includes providing, from the PID controller, the dynamic feedforward force command to the secondary actuator and the position correction command to the primary actuator.

Abstract: A method and apparatus comprising a structure and a connector. The structure may have a number of walls forming a channel with a first opening and a second opening. The connector may be associated with the first opening. The connector may be configured to change a size of the first opening.

Abstract: A magnetic end effector utilizing a switchable Halbach array includes a pair of opposing members that can move towards and away from each other. The switchable Halbach arrays are located on or near the inner surface of the opposing members. A mechanical switching system is used to control the switchable Halbach arrays by moving one or more magnets that make up the switchable Halbach arrays. When manipulated in a certain way, the switchable Halbach arrays cause the opposing members to move towards each other, and when manipulate in a different manner, cause the opposing members to move away from each other.

Abstract: The present invention relates to a magnet, which comprises a body and a slide that is movably arranged inside a cavity of the body. The slide that comprises a permanent magnet is moved relative to the body by transferring a medium into and out of the cavity. The invention also relates to a method for handling metal sheets.

Abstract: A debris collecting rotary tool attachment for collecting debris during rotary tool use includes a shell that comprises a wall. The wall extends from a top to a bottom of the shell and has an inner face. The inner face is tackified, such that the inner face is configured to sequester debris on the inner face of the shell. The top and the bottom are open, defining respective perimeters. A fastener is coupled to the bottom and extends around the perimeter of the bottom. The fastener is configured to sealably couple the shell to a chuck end of a rotary tool. The shell is positioned around a cutting tool secured in the chuck of the rotary tool. The inner face is tackified to sequester debris generated during operation of the rotary tool.

Abstract: A mounting apparatus and system and method for making the same are provided. The mounting apparatus allows an object to be mounted to a mounting surface via magnetic attractions between different planes of engagement. Through the movement of planes of magnets, an object that is brought in proximity to the mounting apparatus may engage one of the magnetic planes and then be moved further to engage the other magnetic plane, with the combined magnetic force being configured to support the particular object for which the mounting apparatus is designed. The engagement and/or disengagement of the object from the mounting apparatus can thus occur in stages, by degrees, and/or in a tiered manner.

Abstract: A magnetic substance holding device includes: a first pole piece assembly including a first N-pole piece, a first S-pole piece, and a first permanent magnet; a second pole piece assembly including a second N-pole piece, a second S-pole piece, and a second permanent magnet; at least one first coil; at least one second coil; and a control device controlling current applied to the first coil and the second coil so as to control magnetic fluxes passing through the first coil and the second coil, thereby allowing the first pole piece assembly and the second pole piece assembly to switch between the first arrangement and the second arrangement, to control magnetic fluxes passing through the holding faces of the first pole piece assembly and the second pole piece assembly.

Abstract: A first component is coupled to a second component by one or more joints. Magnetic force between at least a first magnetic and second magnetic unit preloads the joint by placing the joint in compression. The first and second magnetic units may be respectively coupled to the first and second components. The magnetic force acts as a retentive force between coupled components and/or the joint and operates to resist one or more tensile and/or other opposing forces. In some cases, the first magnetic unit may be a shield, such as a direct current shield, that protects one or more components from a magnetic field of the second magnetic unit.

Abstract: A wafer support device is provided. The wafer support device includes a plurality of support portions; and a bottom area located among the support portions, wherein the bottom area has a protective layer formed thereon. A method for processing a working surface of a wafer support device is also provided.

Abstract: A wafer support device is provided. The wafer support device includes a plurality of support portions; and a bottom area located among the support portions, wherein the bottom area has a protective layer formed thereon. A method for processing a working surface of a wafer support device is also provided.

Abstract: A magnetic drill press includes a main housing, a drill unit supported by the main housing for relative movement therewith in a direction of a rotational axis of the drill unit, and a base coupled to the main housing for selectively magnetically latching to a ferromagnetic workpiece. The base includes a magnet holder, a fixed magnet assembly supported within the magnet holder, a rotatable magnet assembly supported within the magnet holder, and a transmission. The transmission includes an input, an output coupled to the rotatable magnet assembly for rotating the rotatable magnet assembly relative to the fixed magnet assembly through a predetermined rotation angle, and a gear train positioned between the output and the input. The gear train is configured to provide a variable gear ratio between the output and the input during at least a portion of the predetermined rotation angle.

Abstract: Compliant monopolar and bipolar micro device transfer head arrays and methods of formation from SOI substrates are described. In an embodiment, an array of compliant transfer heads are formed over a base substrate and deflectable toward the base substrate, and a patterned metal layer includes a metal interconnect layer electrically connected with an array of the metal electrodes in the array of compliant transfer heads.

Abstract: A method and apparatus comprising a structure and a locking magnet. The structure comprises a retaining portion and a magnetic portion. The retaining portion of the structure is configured to receive a first section of a workpiece such that a second section of the workpiece is positioned at an angle relative to the magnetic portion of the structure. The magnetic portion of the structure is positioned at a first side of the workpiece. The locking magnet is configured to exert an attractive force that causes the magnetic portion of the structure to move towards the second section of the workpiece when the locking magnet is positioned at a second side of the workpiece.

Abstract: A magnetic grounding clamp for portable yet secure connection of a welder grounding lead to any grounding body including irregular-shaped objects such as pipes and metal cylinders. The grounding electrode generally comprises conductive body having a protruding elongate neck, opposing-protruding legs, and a pivoting foot assembly having a disk-like magnet attached distally at the end of each leg. A length-adjustable tungsten grounding electrode protrudes downward from the end of the elongate neck. The body has a tail section with an adjustable spacer protruding therefrom. The spacer see-saws the body about the foot assemblies to maintain the grounding electrode in direct contact with whatever earth structure the cupped magnets are affixed to, thereby ensuring a firm ground contact and reliable ground path for the welder grounding lead.

Abstract: The present invention relates to the technical field of fiber splicing devices, particularly to a multifunctional splicing clamp for fixing an optical fiber during the fiber splicing process. A new multi-functional splicing clamp of the present invention, for use in a fiber splicing device, comprises a clamp body and a clamp cover body. One side of said clamp body is pivotally connected to the clamp cover body. Said clamp body is provided with a fiber-carrying pad, and said clamp cover body is provided with an abutment structure which can abut said fiber-carrying pad. Compared to the prior art, a new multifunctional splicing clamp of the present invention can simultaneously match wire cables with big differences in diameters, such as rubber-insulated cables, jumper wires, 2.5 mm optical cables, 900 um optical fibers, 250 um optical fibers, and 80 um optical fibers.

Abstract: 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.

Abstract: A clamping device for magnetically clamping non-magnetic material objects. The clamping device comprises first and second clamp members each having at least one straight edge surface and each having at least one magnet disposed therein. The first and second clamp members are adapted to magnetically and removably couple to each other, wherein the magnetic coupling is capable of clamping at least one non-magnetic material object. The clamping device is further at least partially transparent, includes markings to facilitate correct alignment of the clamp members and comprises a support member for securely positioning the clamping device on an underlying surface.

Abstract: A method of controlling adherence of microparticles to a substrate to be processed includes applying voltage to an electrostatic chuck configured to electrostatically attract the substrate to be processed in a processing container before the substrate to be processed is carried into the processing container; and, after the applying of voltage to the electrostatic chuck, carrying the substrate to be processed into the processing container. Further, in the applying of voltage to the electrostatic chuck, the voltage is applied to the electrostatic chuck to reduce a potential difference between a focus ring and the substrate to be processed, the focus ring being provided to surround the electrostatic chuck.

Abstract: A magnetic device for gripping and clamping a workpiece in a machining unit or on a machining line including a magnetic plate having a distribution of high-energy permanent-magnet modules, which can be electrically activated. An auxiliary workpiece-holder plate made of ferromagnetic material rests on a main surface of the magnetic plate and has a top surface shaped in a way complementary to a surface of the workpiece that rests thereon. The workpiece rests on the top surface of the auxiliary workpiece-holder plate only in points corresponding to some supporting pads, while the facing surfaces of the workpiece and auxiliary workpiece-holder plate are kept slightly set apart from one another for most of their extension.

Abstract: A method and apparatus comprising a structure and a locking magnet. The structure comprises a retaining portion and a magnetic portion. The retaining portion of the structure is configured to receive a first section of a workpiece such that a second section of the workpiece is positioned at an angle relative to the magnetic portion of the structure. The magnetic portion of the structure is positioned at a first side of the workpiece. The locking magnet is configured to exert an attractive force that causes the magnetic portion of the structure to move towards the second section of the workpiece when the locking magnet is positioned at a second side of the workpiece.

Abstract: A zero flush system includes a body provided with a plurality of transfer paths, a plurality of solenoid bars movably inserted into the transfer paths and a solenoid bar in the plurality of solenoid bars having one end closely adhered to a vehicle body panel or a door panel, a plurality of solenoids disposed in the transfer paths and transferring the solenoid bars at a time of applying power to the solenoids and a control device controlling the transferring of the solenoid bars.

Abstract: A beam-supported joining machine, in particular laser transmission welding device, including a beam head for providing a joining beam producing a joining seam between two components, a receiver for mounting the first component, and a clamping mechanism for clamping the components, in particular to clamp components with a joining seam running three-dimensionally. The clamping mechanism has a clamping device adapted to the course of the joining seam to produce a clamping force between the two components at least in the region of the respective joining zone acted upon by the joining beam, wherein a magnetic or magnetisable strip adapted to the course of the joining seam is provided as the clamping device, which strip, at least in the region of the respective joining zone acted upon by the joining beam, applies a clamping force to the components by a control magnet guided with the joining beam due to the magnetic forces acting between the strip and control magnet.