Abstract: A separating apparatus for separating stacked magnetically conductible workpieces, includes a support assembly and a magnet assembly positioned adjacent to the support assembly. The support assembly includes a support member and a support rod fixedly coupled with the support member, the support is used for supporting the tacked magnetically conductible workpieces. The magnet assembly includes a holding member and at least one magnet member received in the holding member. The inner magnetic field of the at least one magnet member has a direction parallel to an extending direction of the support member. The at least one holding member is spaced from the support rod by a predetermined distance thereby separating the stacked magnetically conductible workpieces apart along the support rod via the inner magnetic field of the at least one magnet member.

Abstract: A magnetic holding device uses an array of switchable magnets. A carrier holds the array of switchable magnets to form a working surface. Each switchable magnet has a coil of wire surrounding a magnetizable core element. The array is arranged in groups of magnets. A circuit is coupled to the coils to selectively magnetize and demagnetize each group of switchable magnets to selectively independently place each group into one of these states: an ON state that configures the selected group to have a first magnetic polarity at the working surface, an ON state that configures the selected group to have an opposite magnetic polarity at the working surface, and an OFF state that configures the magnets in the selected group to have no magnetism at the working surface. This abstract is not to be considered limiting, since other embodiments may deviate from the features described in this abstract.

Abstract: A magnetic worktable includes a worktable body and a plurality of magnetic devices disposed at a worktable body. Positions of the magnetic devices at the worktable body are variable. The magnetic devices are electrically connected to each other via a circuit, such that the magnetic devices can generate a magnetic attraction force when magnetized. The total area of the magnetic devices accounts for a small portion of the worktable body area, allowing a user to change the arrangement and quantity of the magnetic devices by modularization and according to the shape and processing method of a workpiece. Therefore, any workpieces can be fixed to the magnetic devices by magnetic attraction. Accordingly, the magnetic worktable incurs a low manufacturing cost and advantageously features high practicability.

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 fixture for fixing a workpiece with curved surface is provided. The fixture includes a first fixing member and a second fixing member magnetically attractable to the first fixing member. The workpiece is sandwiched between the first fixing member and the second fixing member. An area of the first fixing member is larger than that of the workpiece, and an area of the second fixing member is smaller than that of the workpiece.

Abstract: A metal sheet holding device for manufacturing a pattern mask used in manufacturing processes of a flat panel displays include a first holder and second holder. The first holder includes an adhesive layer contacting edge portions of a metal sheet, and a first frame supporting the metal sheet using the adhesive layer. The second holder includes a second frame below the first frame, a supported plate positioned at the center of the second frame, and an adhered unit positioned between the central portion of a metal sheet and the supported plate. The adhered unit generates an electrostatic force or a magnetic force to hold the central portion of the metal sheet.

Abstract: An apparatus comprises a housing, a core located in the housing, a coil unit associated with the core and located in the housing, and a backing plate made of a high-permeability material. The apparatus may be used for generating high clamping forces between materials that are interposed between the core and the backing plate such that manufacturing operations can be carried out. The core has a cross section with an elongate shape. The coil unit is configured to generate magnetic fields and has the elongate shape.

Abstract: Apparatus and methods for positioning one or more components relative to a work surface are provided. The apparatus can include a frame having a first support member extending therefrom. At least one extendable member can be disposed on the first support member. The extendable member can be adapted to move in a linear direction. At least one magnet can be disposed on the frame. The magnet can include at least one contact side that can be switchable between a magnetized state and a non-magnetized state.

Abstract: Device for holding and releasing a sample holder is provided. The device includes a support member having a pin with a magnet at its free end for holding the sample holder, tubular body mounted on the support member around and along the pin, and a tubular guide movably mounted inside the body and able to occupy a releasing position where its outer end surrounds the magnet, and a holding position where the guide is retracted inwards the body so that the magnet holds the sample holder. A cam on the guide cooperated with a cam follower-movably through the body upon movement of the guide and with elastic biasing the guide towards its releasing position, to reversibly lock the follower in the holding position when the guide is moved inwards toward the body and to retrieve the initial releasing position, after further moving the guide inwards and releasing this movement.

Abstract: The present disclosure describes and teaches a drill safety system including a magnetic unit, a vacuum unit, and an improved hole saw drill set. The various parts of the drill safety system may be used individually or in combination with one another. The user may use the magnetic unit to surround the drilling site so that metal drill shavings on the drill surface may be collected by the magnetic unit. In addition, the magnetic unit includes a flippable top mechanism, allowing convenient disposal of the debris. The vacuum unit is fitted to the inner surface of the drilling site, collecting debris that fall through. The improved hole saw prevents over-penetrating by the drill, reducing the likelihood of damaging equipments underneath the drill site. This makes the drill particularly suitable for drilling holes during electrical work.

Abstract: An electromagnetic clamping system contains a housing, numerous permanent magnets, numerous low friction surfaces having a number of wheels, an end effector, an electromagnetic clamping device, first, second, and third coil systems, and a core. The end effector performs operations on a workpiece. The electromagnetic clamping device has an activated state and a deactivated state. The electromagnetic clamping device further includes a first coil system generating a first magnetic field causing normal forces on the permanent magnet unit and the clamping device; a second coil system generating a second magnetic field causing side forces on the permanent magnet unit; and a third coil system generating a third magnetic field causing a rotational force on the permanent magnet unit. The core provides access to the workpiece surface for performing operations thereon; and concentrates forces from a number of magnetic fields on the core surface contacting the workpiece surface.

Abstract: A shielded magnetic attachment apparatus is provided, having engaged and disengaged configurations, and comprising: at least one magnet; a first casing comprising ferromagnetic material attached to one side of the at least one magnet; a second casing comprising ferromagnetic material operably magnetically attachable to the at least one magnet; and a release mechanism attached to either the first or second casing for transitioning the shielded magnetic attachment apparatus from the engaged to the disengaged configuration; wherein the shielded magnetic attachment apparatus is in the engaged configuration when the at least one magnet provides a magnetic force which acts to keep the shielded magnetic attachment apparatus in the engaged configuration, and the shielded magnetic attachment apparatus is in the disengaged configuration when not in the engaged position.

Abstract: An assembly device includes a bottom base, two baffles, two screws, and two magnetic members. The bottom base includes a receiving portion configured to receive a camera module. The receiving portion includes two adjacent fixed members and two adjacent moveable members. The baffle is secured to a sidewall of the bottom base. The screw passes through one baffle and can push one moveable member. The magnetic member is arranged on one moveable member. When the screw is rotated toward a first direction, the one screw pushes the corresponding moveable member to move toward the opposite fixed member, when the one screw is rotated toward a second direction, the attraction between the one screw and the first magnetic member draws the corresponding moveable member away from the opposite fixed member.

Abstract: An optic obscuration assembly, a system and method for working on an optical element, and the resulting optical element are described herein. In one example, the system and related components (e.g., optic obscuration assembly, positioning system, and coating system) allow the accurate placement of a very round thin metal obscuration (e.g., thin metal disk) in the center of a front surface of the optical element before a high reflective thin film coating is applied to the front surface. Once, the optical element has had the high reflective thin film coating applied thereto then the thin metal obscuration is removed to reveal a transmissive aperture.

Abstract: A device, assembly and method for clamping single fibers that utilizes snubbing surfaces simultaneously with magnetic gripping action are described. The device can be fabricated at miniature sizes with very low mass and volume, which are desirable requirements for testing of small fibers in highly sensitive force-transducing load frames. Advantageously, the combined use of snubbing surfaces and magnetic gripping greatly reduces the probability of slippage or fiber failure at the grip during testing.

Abstract: Present invention provides a handy tool that can be used to facilitate welding job, where (second) work objects can be held on by the holding surfaces of the first positioning frame of the welding bracket; the first positioning frame is used to hold on to another (first) work piece between the generally v-shaped swinging foot pieces on the v-frame; the two swinging foot pieces can pivot on respective axle, allowing for adjustment to different size/diameter of first work piece, and the bolt and butterfly nut structure allows adjustment to be made between first positioning piece and the v-frame, for purpose of adapting to welding object of different thickness held on by the holding surfaces on the positioning frame.

Abstract: A method for supporting a semiconductor wafer includes providing a device wafer to a magnetizable ring, providing a magnetizable carrier to the device wafer, and magnetizing the magnetizable ring and the magnetizable carrier to form a magnetized clamp having a magnetized ring and magnetized carrier. The magnetized clamp securely clamps the device wafer therebetween.

Abstract: Apparatus and methods for positioning one or more components relative to a work surface are provided. The apparatus can include a frame having a first support member extending therefrom. At least one extendable member can be disposed on the first support member. The extendable member can be adapted to move in a linear direction. At least one magnet can be disposed on the frame. The magnet can include at least one contact side that can be switchable between a magnetized state and a non-magnetized state.

Abstract: An installation system for attaching a transparent pane to a frame includes at least one support tool having a base member and a support member. The support member is operably coupled to the base member, and the support member is operable to support the pane in a fixed position relative to the frame. The support tool also includes a magnet that is fixed to at least one of the base member and the support member for magnetically and removably attaching the at least one support tool to the frame. A method of attaching the pane to the frame is also disclosed.

Abstract: An assembly jig used for assembling a magnet connector including a magnetic body includes a magnet, and a base body having a rear surface and a front surface. The front surface is concaved rearward to form a holding room. The rear surface is concaved forward to form a receiving cavity having a shape in accordance with the external outline of the magnetic body. The magnet is held in the holding room of the base body with the magnetic poles thereof being located in a kind of only certain way. When assembling the magnet connector, the magnetic body is partly attracted in the receiving cavity of the base body by the magnet and then is assembled to the magnet connector with the magnetic poles thereof being uniformly arranged in a kind of only certain way after mass production of the magnet connector.

Abstract: A magnetic tool to enable a robot arm to grip a metallic workpiece includes a hollow housing having a coupling member adapted to attach the tool to the robotic arm. A sleeve depends from the housing having a shaft slidably received therein. The shaft has a first end disposed in the housing and a second end extending axially outwardly from an open end of the sleeve. A magnetic member is disposed on the second end of the shaft. The magnetic member includes a main body having a cavity formed therein. A magnet is slidably disposed within the cavity and attached to an actuator adapted to adjust the distance between the magnet and an inner surface of a magnetic face of the main body of the magnetic member to vary the magnetic attraction force at the magnetic face.

Abstract: A magnetic clamp assembly includes a magnetic clamp housing. The housing has a front face and a pair of opposes sides. A restraining arrangement comprises a restraining formation projecting outwardly from each side of the housing parallel to the front face. An adapter is mountable to the housing to bear against the front face. The adapter includes an engaging arrangement which engages the restraining arrangement when the adapter is mounted to the housing to restrain pivoting movement of the adapter relative to the housing.

Abstract: A magnet holding jig comprises a platform and first and second holders disposed on opposite sides of the platform. The platform is provided with channels, the holders are comb-shaped to define digits and slits, the channels and the slits being aligned to define guide paths for permitting entry of a cutting tool therein, and the holders are also configured as digitate hooks. The holder hooks are in contact with a rare earth magnet block resting on the platform. The holders are pushed inward at their lower portions so as to elastically deform the digitate hook and move it backward and to bring the hook digits in pressure abutment with the magnet block, thereby holding the magnet block in place on the platform.

Abstract: A magnet holding jig comprises a platform and first and second holders disposed on opposite sides of the platform. The platform is provided with channels, the holders are comb-shaped to define digits and slits, the channels and the slits being aligned to define guide paths for permitting entry of a cutting tool therein, and the holders are also configured as digitate hooks. The holder hooks are in contact with a rare earth magnet block resting on the platform. The holders are pushed inward at their lower portions so as to bring each hook digit of the second holder in pressure abutment with the magnet block at a higher level than each hook digit of the first holder for thereby holding the magnet block in place on the platform.

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: Because an electromagnetic chuck supplies current to a specific microcoil among a plurality of microcoils and makes an object exert an electromagnetic force working together with a magnet of the object, the object can be held in a state where the object is set at a desired position (a position that corresponds to the microcoil to which current has been supplied) on a base surface. Further, by gas that blows out from a gas supply passage, a levitation force is given to the object, which can reduce effects of a friction force that acts between the object and an upper surface of the electromagnetic chuck when the position of the object is set.

Abstract: A carburetor work stand allows the user to reconfigure the carburetor support stanchions, thereby allowing any carburetor, regardless of vintage, type, size or mounting bolt pattern, to be supported by the work stand.

Abstract: The present invention relates to a movable pole extension (4) for a magnetic clamping apparatus (1) for holding a ferromagnetic workpiece (P), comprising a fixed pole member (5) extending in a predetermined longitudinal direction (X-X) and at least two pole members (6, 7) attached to said fixed pole member (5), said at least two pole members (6, 7) being movable relative to said fixed pole member (5). The movable pole extension is characterized in that it has holder means (8) operably coupled to said fixed pole member (5), wherein said holder means (8) are movable in said predetermined longitudinal direction (X-X) between a first operating position (P1) and a second operating position (P2) and operate on said at least two movable pole members (6, 7) to hold them in coupled contact with said fixed pole member (5).

Abstract: A one-piece multipole plate for a magnetic clamping apparatus, a process for making such plate and a magnetic apparatus having such plate. The magnetic apparatus has a plurality of pole pieces and the plurality of pole pieces extend from the plate and are formed of one piece with the plate.

Abstract: A positioning fixture includes a clamping member, a supporting member, and a magnet. The clamping member includes a base body and an end portion protruding from the base body. The supporting member includes a main body and at least one protruding portion protruding from the main body towards the clamping member. The main body includes a mounting surface adjacent to the protruding portion. The main body defines a receiving groove at the mounting surface. The protruding portion engages with the end portion. The magnet is mounted on at least one of the supporting member and the clamping member, and at least another one of the supporting member and the clamping member is made of magnetic material. The optical component receives in the receiving groove, and the magnet provides a clamping force to clamp the optical component by using the supporting member and the clamping member.

Abstract: A positioning system having a base, a manually movable end effector and a first joint interposed between the base and the end effector is disclosed. The first joint may comprise a proximal portion and a distal portion coupled together by magnetic attraction and configured to be intermittently separated by a pressurized gas cushion. The first joint may be configured to be changeable between a movable state and a fixed state. In the movable state, the proximal and distal portions are separated by the pressurized gas cushion and are movable relative to each other. In the fixed state, the proximal and distal portions contact each other and relative movement is thereby impeded. Methods of precisely positioning an end effector may include providing a device having a base, a first joint located distally from the base, and an end effector located distally from the first joint.

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, whilst 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 magnetic device for gripping and clamping workpieces, in particular sheet-steel elements (L), comprises a supporting casing (2), slidably mounted within which is a magnet-holder member (4) carrying a main permanent magnet (M). The magnet-holder member (4) can be displaced between an advanced, operative, position, in which the main magnet (M) is designed to grip and clamp a workpiece (L), and a retracted, inoperative, position. The movement of the magnet-holder member (M) is controlled by shape-memory actuator means (A1, A2, B, E).

Abstract: A fixture includes a holding apparatus, a receiving block, and an attachment rod. The holding apparatus defines a through hole. The receiving block is mounted on the holding apparatus. A receiving opening is defined in the receiving block. The receiving opening is aligned with the through hole. An attachment rod includes a body which includes ferromagnetic materials. The body is configured to be received in the through hole.

Abstract: A method for supporting a semiconductor wafer includes providing a device wafer to a magnetizable ring, providing a magnetizable carrier to the device wafer, and magnetizing the magnetizable ring and the magnetizable carrier to form a magnetized clamp having a magnetized ring and magnetized carrier. The magnetized clamp securely clamps the device wafer therebetween.

Abstract: An inspection jig for a display panel, used in an inspection system for the display panel and in a method for inspecting the display panel, includes a plate, a ground plate and at least one side holder. The ground plate is disposed on the plate and receives the display panel. The at least one side holder is disposed at a side surface of the plate to control the angle of the plate.

Abstract: A worktable assembly adapted to be disposed with a workpiece thereon includes a table top with a magnetically attractive top surface, and a workpiece support which includes a plurality of magnetic support pads disposed on the top surface and magnetically attracted to the top surface. The magnetic support pads have upward support surfaces extending along a horizontal plane for contacting the workpiece.

Abstract: A magnetic clamp has a housing, the housing defining a base for resting on a work surface. An adjustable friction reducing arrangement is associated with the base of the housing. The friction reducing arrangement is movable relative to the base between a first position in which the friction reducing arrangement reduces an area of contact between the base of the housing and the work surface and a second position in which the area of contact between the base of the housing and the work surface is increased.

Abstract: An assembly jig used for assembling a magnet connector including a magnetic body includes a magnet, and a base body having a rear surface and a front surface. The front surface is concaved rearward to form a holding room. The rear surface is concaved forward to form a receiving cavity having a shape in accordance with the external outline of the magnetic body. The magnet is held in the holding room of the base body with the magnetic poles thereof being located in a kind of only certain way. When assembling the magnet connector, the magnetic body is partly attracted in the receiving cavity of the base body by the magnet and then is assembled to the magnet connector with the magnetic poles thereof being uniformly arranged in a kind of only certain way after mass production of the magnet connector.

Abstract: A donor film tray that supplies a donor film includes: a tray main body disposed in correspondence with an edge of the donor film, and including an opening that exposes a center area of the donor film; and a clamp disposed in an area of the tray main body for clamping the edge of the donor film, and for pulling the edge of the donor film in a direction away from the tray main body using the repulsive force of a magnet.

Abstract: An apparatus may comprise a permanent magnet unit, an end effector, and an electromagnetic clamping device. The end effector may be capable of performing workpiece operations. The electromagnetic clamping device may have an activated state and a deactivated state.

Abstract: A substrate holding and rotating device includes: a turntable rotatable; a rotative drive unit which rotates the turntable; a holding member which is provided on the turntable and horizontally holds a substrate in upwardly spaced relation to the turntable; a vertically movable protection disk disposed between the turntable and a substrate holding position; and a magnetic levitation mechanism including a first magnet attached to the protection disk, an annular second magnet which generates a repulsive force with respect to the first magnet, a support member which non-rotatably supports the second magnet, and a relative movement mechanism which moves the support member and the turntable relative to each other.

Abstract: An apparatus and associated method for orienting a workpiece during processing. A fixture supports the workpiece adjacent a noncontacting biaser. At least one of the fixture and the biaser are selectively movable in a first direction with respect to the other. The biaser directs a first magnetic force capable of moving the workpiece relative to the fixture in a different second direction without physical contact between the biaser and the workpiece during a travel path segment of movement between the fixture and the biaser. The biaser further directs a second magnetic force capable of moving the workpiece relative to the fixture in a third direction, that is different than the second direction, without physical contact between the biaser and the workpiece during a subportion of the travel path segment of movement between the fixture and the biaser.

Abstract: The invention relates to a device for holding a model support of an abutment model and also to an insert (1) for holding such a model support, with a first area and a second area, wherein the first area comprises a flat surface (6) with a step (4) at the center of which there is an area which has an attachment geometry of an implant and onto which the model support of the abutment model can be mounted, wherein the second area comprises means that permit positioning of the insert, and wherein the insert comprises an optically detectable marking (5). The invention additionally relates to a pot (13) for receiving an insert according to the invention, wherein the pot comprises at least one magnet (18) and at least one recess and/or elevation on the bottom surface. The invention also relates to a scanning device, a scanning method, a method for producing an abutment, a method for producing a tooth replacement part, and a computer-readable medium.

Abstract: A mechanical linkage exerts a mechanical force on a permanent magnet to substantially counterbalance the magnetic force attracting the permanent magnet to a ferrous target surface.

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: A temporary magnetic affixing device (100) is provided. The temporary affixing device (100) includes a base portion (102) having a first surface (114) and a second surface (112). The first surface (114) of the base portion (102) includes a magnetic device (124) attached thereto. A holding handle (138) is rotatably disposed on the base portion (102).

Abstract: A magnetic worktable includes a worktable body and a plurality of magnetic devices disposed at a worktable body. Positions of the magnetic devices at the worktable body are variable. The magnetic devices are electrically connected to each other via a circuit, such that the magnetic devices can generate a magnetic attraction force when magnetized. The total area of the magnetic devices accounts for a small portion of the worktable body area, allowing a user to change the arrangement and quantity of the magnetic devices by modularization and according to the shape and processing method of a workpiece. Therefore, any workpieces can be fixed to the magnetic devices by magnetic attraction. Accordingly, the magnetic worktable incurs a low manufacturing cost and advantageously features high practicability.

Abstract: An apparatus for replacing or changing a shaving blade secured or securable to a blade holder beam of an ice resurfacing machine via a plurality of screws, and including a blade carrier. For each of the screws, the blade carrier is provided with a respective fixing element configured to cooperate with a head of that screw. The fixing elements reliably fix these screws in a prescribed position.