Abstract: A powder supply device includes a hopper accommodating powder, a cylindrical roller provided below the hopper and rotatable around a rotational axis, and a wall surface storing the powder in a space between the roller and the wall surface. The powder supply device moves the powder stored between the roller and the wall surface in a rotation direction of the roller and drops the powder by the roller rotating. A plurality of groove portions extending in an axial direction are formed in a peripheral surface of the roller. At least one of the groove portions is formed such that a capacity allowing the powder to be accommodated changes in the axial direction.

Abstract: Bonding processing for a plurality of bonding points of different distances with respect to a reference position (origin) of an object to be bonded without changing a moving distance of bonding means is provided. The bonding means, a bonding stage having a work-holder and a rotary mechanism unit for rotating the work-holder, and a control unit for controlling rotation of the work-holder are provided. The bonding means is movable relative to a placement surface of the work-holder in a reference orientation and has a reference position on its moving direction. The plurality of bonding points include bonding points of different separation distances from the reference position along the moving direction while the object to be bonded is being held to the work-holder in the reference orientation. The control unit corrects differences in the separation distances of the plurality of bonding points by controlling rotation of the work-holder.

Abstract: Provided is a double-side friction stir welding method of metal sheets or metal plates to each other, and a double-side friction stir device for performing the double-side friction stir welding. According to the present invention, a pair of rotating tools facing each other is respectively arranged on a top-surface side and a bottom-surface side of a butted portion or an overlapping portion, which comprises a joint portion of two metal sheets or two metal plates, the pair of rotating tools is moved in a welding direction while being rotated at the butted portion or the overlapping portion, and while the metal sheets or the metal plates are softened by frictional heat generated between the rotating tools and the metal sheets or the metal plates, softened parts are stirred by the rotating tools to produce a plastic flow to join the metal sheets or the metal plates to each other.

Abstract: A laser patterning alignment method provides a way to position a target at a working distance in a laser patterning system such that fiducial marks on the target are positioned in view of at least three laser patterning system cameras, and with each laser patterning system camera, to locate a fiducial mark on the target and sending location data of the located fiducial mark to a controller, to determine corrections required to align expected fiducial mark locations with the sent fiducial mark location data, and to adjust the laser patterning system with the determined corrections.

Abstract: A workpiece processing machine that includes: a beam emission head for providing a beam for processing the workpiece, an optical interferometer for splitting, redirecting, and detecting the beam, an adjustment element for changing a second portion of a power of the beam redirected from a retroreflector to a detector, and a control unit for actuating the adjustment element to control a ratio between a first power portion of the beam redirected from the workpiece to the detector and the second power portion of the beam redirected from the retroreflector to the detector to a target ratio.

Abstract: A laser-welded, sealed electronic device housing and related systems and methods are provided. The sealed housing includes a first substrate having a first surface and a second substrate having a second surface facing the first surface. The sealed housing includes a recess formed in the first substrate. The recess faces the second surface such that the second surface and the recess define a chamber. A laser weld bonds the first surface to the second surface, and the laser weld surrounds the chamber. A functional film is supported by at least one of the first surface and the second surface, and the functional film extends from the chamber and across the laser weld. In exemplary arrangements the device is an OLED device and the functional film form conductive leads in communication with the OLED.

Abstract: A laser processing machine to perform laser processing by focusing a laser beam onto a workpiece, includes a light-focusing optical system to focus the laser beam, wherein the light-focusing optical system has an aberration, and a lateral aberration with respect to a laser beam diameter: D86.5 containing 86.5% of the laser power of a laser beam before being focused is 0.2 mm or more, the lateral aberration being at a light focusing point relative to a light beam corresponding to the laser beam diameter: D86.5.

Abstract: A method for edge-to-edge welding of a first sheet metal panel to a second sheet metal panel on a bearing structure. The method comprises positioning and fixing the first panel to the bearing structure, positioning and fixing the second panel to the bearing structure with the second panel overlapping a raw edge of the first panel, jointly cutting the first panel and the second panel in the overlap area to form a connection edge of the first panel and a connection edge of the second panel, withdrawing scrap cuttings from the first panel and scrap cuttings from the second panel, and friction stir welding the connection edges.

Abstract: The present invention provides an apparatus 100, 200, 300, 900 and a method 400 for machining a workpiece 101 with a laser beam 102. In particular, the apparatus 100, 200, 300 comprises a nozzle 103 for generating a pressurized fluid jet 104, and at least one optical element 105 configured to couple the laser beam 102 into the fluid jet 104. The apparatus 100, 200, 300 also includes a hermetic enclosure 106 surrounding the nozzle 103 and the at least one optical element 105. The hermetic enclosure 106 includes an upper part 107 provided with an interface unit 108, and a lower part 109 removably attached to the upper part 107 by means of the interface unit 108. The lower part 109 comprises an exit aperture 110 for outputting the fluid jet 104 towards the workpiece 101, wherein the exit aperture 110 and the fluid jet 104 are coaxially aligned.

Abstract: Method and systems for crystallizing a thin film provide an optics system configured to produce a laser spot beam directed towards the thin film and truncate the laser spot beam before the laser spot beam comes into contact with the thin film. The truncated laser spot beam is continually translated in a first direction while irradiating an amorphous silicon area of the thin film to generate a molten zone in the irradiated amorphous silicon area, where the thin film cools and solidifies to form crystal grains.

Abstract: The present disclosure relates to a laser cutting field, and in particular to a laser cutting head for cutting hard, brittle products and a laser cutting device for cutting hard, brittle products. The laser cutting head includes a polarizing element, a binary phase element and a focusing element. The polarizing element, the binary phase element and the focusing element are disposed in sequence. The polarizing element, the binary phase element, and the focusing element are structured and configured together such that a laser light is configured to pass through the polarizing element to form a polarizing laser light that is emitted to the binary phase element, the binary phase element modulating phase of the polarizing laser light. A diffractive laser light is formed in a location of the binary phase element, which is emitted to the focusing element.

Abstract: The present disclosure relates to a lead-free solder alloy composition in which a nanosized ceramic powder additive is added to a lead-free solder alloy of Sn—Cu—Bi, Sn—Ag—Bi or Sn—Ag—Cu—Bi, and a method for preparing the same.

Abstract: A welding material for austenitic heat resistant steel is provided that has a chemical composition which consists of, by mass %, C: 0.06 to 0.14%, Si: 0.10 to 0.40%, Mn: 2.0 to 4.0%, P: 0.020% or less, Cu: 2.0 to 4.0%, Ni: 15.0 to 19.0%, Cr: 16.0 to 20.0%, Mo: 0.50 to 1.50%, Nb: 0.30 to 0.60%, N: 0.10 to 0.30%, Al: 0.030% or less, O: 0.020% or less, S: 0 to 0.0030%, Sn: 0 to 0.0030%, Bi: 0 to 0.0030%, Zn: 0 to 0.0030%, Sb: 0 to 0.0030%, As: 0 to 0.0030%, V: 0 to 0.50%, Ti: 0 to 0.50%, Ta: 0 to 0.50%, Co: 0 to 2.0%, B: 0 to 0.020%, Ca: 0 to 0.020%, Mg: 0 to 0.020%, REM: 0 to 0.06%, with the balance being Fe and impurities, and which contains two or more types of element selected from S, Sn, Bi, Zn, Sb and As within a range that satisfies [0.0005?S+Sn+Bi+Zn+Sb+As?0.0030].

Abstract: A wire welding and grinding station (100) comprises a wire welder (112), an AC electrical motor (114) for powering a metal grinder (116), and an AC power supply (110) for supplying electrical power to both the wire welder (112) and the electrical AC motor (114). The station (100) further comprises a soft start module (118) to reduce inrush current demanded by the electrical AC motor (114) while starting. The use of the soft start module (118) allows using a battery (102) as power supply and the use of a battery as power supply has the advantage of practical movability and stable welding currents.

Abstract: Provided are workpiece-assemblies, and systems and methods for aligning a plurality of workpieces with a build plane. A system may include an alignment plate, one or more elevating blocks, and a workpiece-assembly. A workpiece-assembly may include a build plate that has a plurality of workpiece docks, a plurality of workpiece shoes that have a slot configured to receive a portion of one or more workpieces respectively inserted or insertable into the plurality of workpiece docks, a plurality of biasing members respectively situated or situatable between the build plate and the plurality of workpiece shoes so as to exert a biasing force upon the workpiece shoes, and one or more clamping mechanisms coupled or couplable to the build plate and operable to secure the plurality of workpiece shoes within the respective workpiece docks.

Abstract: A build plate-clamping assembly may include a work station having a build plate-receiving surface and a lock-pin extending from the build plate-receiving surface of the work station. The lock-pin may include a hollow pin body, a piston disposed within the hollow pin body, with the piston axially movable from a retracted position to an actuated position, and a plurality of detents, with the plurality of detents radially extensible through respective ones of a plurality of detent-apertures in the hollow pin body responsive to the piston having been axially moved to the actuated position. A methods of working on workpieces may include lockingly engaging a build plate at a first work station, performing a first work-step, releasing the build plate from the first work station, lockingly engaging the build plate at a second work station, and performing a second work-step.

Abstract: A tooling assembly for mounting a plurality of components, such as compressor blades, in a powder bed additive manufacturing machine to facilitate a repair process is provided. The tooling assembly includes component fixtures configured for receiving each of the compressor blades, a mounting plate for receiving the component fixtures, and a magnet assembly operably coupling the component fixtures to the mounting plate in a desired position and orientation to facilitate an improved printing process.

Abstract: Various valves capable of preventing distortion are disclosed. The valve comprises a metal member configured to have at least two sub metal members and a main body. Here, the sub metal members are included in the main body, and the main body is formed of plastic.

Abstract: A method for producing a microchannel bundle heat exchanger (1) includes providing a multiplicity of tubular microchannels (2); incorporating the microchannels (2) in a weaving device; interweaving the tubular microchannels (2) with a plurality of warp wires (3) in the weaving device, and generating at least one heat exchanger mat (4) from the tubular microchannels (2) which are connected to one another by means of the warp wires (3); shaping at least one heat exchanger pack (8) from the at least one heat exchanger mat (4), in particular by folding and/or rolling up the heat exchanger mat (4); and adhesively bonding the tubular microchannels (2) at two mutually opposite end sides (9, 10) of the heat exchanger pack (8).

Abstract: A method of manufacturing a heat exchanger array that includes stacking a plurality of heat exchanger units in an aligned configuration with respective first ports of the plurality of heat exchanger units aligned. The method can further include generating heat in the first coupling elements at the same time and at a temperature sufficient to generate a first plurality of respective couplings between adjacent sheets of adjacent heat exchanger units about adjacent first ports and without a coupling being generated between the first and second sheets of a given heat exchanger unit.

Abstract: A method of manufacturing a heat exchanger array that includes stacking a plurality of heat exchanger units in an aligned configuration with respective first ports of the heat exchanger units aligned. The heat exchanger units can include a first and second sheet coupled together to define an cavity between the first and second sheets; the first port at a first end of the heat exchanger unit defined by the first and second sheets; and a second port at a second end of the heat exchanger unit defined by the first and second sheets. The method further includes stacking the plurality of heat exchanger units in an aligned configuration with the first ports of the plurality of heat exchanger units aligned and generating a first plurality of respective couplings between adjacent sheets of adjacent heat exchanger units about adjacent first ports. The coupling can be generated by an adhesive.

Abstract: A screw disassembly device includes a driving mechanism, an electric screwdriver, and a collecting mechanism. The driving mechanism is coupled to the electric screwdriver to drive the electric screwdriver to move. The electric screwdriver disassembles a screw and includes a head portion. The head portion adsorbs the screw. The collecting mechanism includes a stripping member, a transfer block, and a receiving box. The transfer block is mounted on the driving mechanism. The transfer block defines a transfer chamber. The head portion movably passes through the transfer block and the transfer chamber. The stripping member clamps the screw within the transfer chamber to remove the screw from the head portion. An inner chamber of the receiving box is coupled to the transfer chamber by the transfer tube. The receiving box generates a negative pressure to suck the screw through the transfer tube into the receiving box.

Abstract: In a tightening method for a screw connection of a bolt and a nut by using a tensioning device, a rotary drive, and a process control unit with documentation module, the nut is tightened with the rotary drive by a tightening moment required for the nut to bear against a support. The screw connection is elongated by exerting axial tension on a threaded end of the bolt protruding from the nut. The nut is further tightened while maintaining elongation, and a rotation angle covered during further tightening is detected by a rotation angle sensor. Lengthening of the bolt is calculated from the rotation angle and thread geometry of the screw connection. A longitudinal force in the threaded bolt is calculated from lengthening of the bolt, bolt diameter and bolt length. The calculated longitudinal force and an identifier identifying the screw connection are stored in the documentation module.

Abstract: An apparatus and a method for assembling optical module is provided and the method includes: controlling an alignment mechanism holding a to-be-assembled lens to move at a preset step-size in a preset direction when an optical module to be aligned generates an image; collecting light spots of the images generated by an optical module to be aligned sequentially by an image collecting means, each time the alignment mechanism moves; selecting a light spot with a minimum size from the collected light spots, and determining a movement position of the alignment mechanism when the light spot with the minimum size is collected, as an optimal position; controlling the alignment mechanism to move to the optimal position to align the to-be-assembled lens.

Abstract: A sawing and drilling combined machining device includes a frame, a clamping mechanism, a sawing mechanism and a drilling mechanism; the frame includes a first end for mounting the clamping mechanism, a second end for mounting the drilling mechanism, and a third end for mounting the sawing mechanism, the first end and the second end are two opposite ends of the frame in a horizontal direction, and the third end is at an upper end or a lower end of the frame between the first end and the second end.

Abstract: A machining fixture configured to secure a blank part having part inner and outer circumferential surfaces, a part first axial face opposing a part second axial face, and at least two threaded part openings extending inwardly from the part second axial face and toward the first axial face. The machining fixture includes an annular body sized to be disposable upon a pallet of a machine table and has an upper surface including a substantially flat annular surface section, opposing lower surface and at least two through-holes extending between the upper and lower surfaces. At least two fasteners are disposed at least partially within a separate one of the at least two through-holes such that the at least two fasteners project upwardly from the upper surface, and the at least two fasteners are configured to threadedly engage a separate one of the at least two part openings to removably clamp the part second face against the body flat surface section.

Abstract: Provided is a compact stage mechanism entailing little backlash and little play in a direction along the axis of a feed screw. A stage mechanism 10 includes a feed screw 11, a fixed stage 13 having a space portion 13a incorporating the feed screw, a movable stage 15, and a backlash absorbing portion 17. The feed screw has a first end portion 11d and a second end portion 11e. The stage mechanism further includes a deviation preventing portion 19 preventing the feed screw from deviating in a direction toward the first end portion and a pressing force adjusting portion 21 adjusting the pressing force by which the feed screw is pressed in a direction from the second end portion side to the first end portion. The deviation preventing portion is in contact with a wall 13b of the space portion on the first end portion side. The pressing force adjusting portion is in line contact with and presses the second end portion.

Abstract: A method for fabricating vacuum tooling is disclosed using porous granular media. A sheet of steel webbing is affixed to a frame. A plurality of layers of fiberglass is affixed to the webbing. A vacuum port is installed through the webbing and plurality of layers of fiberglass. A granular media is mixed with epoxy to form a granular mixture. The granular mixture is layered over the plurality of layers of fiberglass to form a flat surface and machined for uniformity before sealing.

Abstract: A machining apparatus capable of measuring the surface shape of the lateral side of a workpiece includes a tool magazine housing various types of tools, an automatic tool changing device which picks up a tool from the tool magazine and uses it to replace the tool mounted on a spindle, and a non-contact sensor that is housed in the tool magazine and measures the surface shape of a workpiece. The automatic tool changing device replaces the tool mounted on the spindle with the non-contact sensor picked up from the tool magazine. The non-contact sensor includes a light irradiation unit which applies a line light to the workpiece in an oblique direction thereto, and an imaging unit which captures an image of the line light reflected from the workpiece. The dead zone between the sensor and the measurement unit may be monitored with a separate detector.

Abstract: A tool magazine for tools of a machine tool for processing workpieces includes a first magazine unit that is close to a processing station of the machine tool and a second magazine unit that is remote from the processing station of the machine tool. The second magazine unit includes a permanent tool carrier and a temporary tool carrier. The permanent tool carrier is permanently accessible to a tool handling device. The temporary tool carrier is temporarily accessible to the tool handling device.

Abstract: A machine tool configured to attach multiple tools to a turret is provided to improve the efficiency of a tool exchanging operation and, thus, also the production efficiency. A control device determines whether an expired tool, which is a tool needs to be exchanged, is present among the tools held by the turret. The control device sets a tool exchanging position, which is a position within the movable range of a head section and is a position where the expired tool is exchanged with a new tool. If the control device determines that an expired tool is present, the control device causes a head section driving device to move the head and rotate the turret to position the expired tool at the tool exchanging position.

Abstract: The invention relates to an extraction device for a robot-assisted machine tool for surface processing. According to an exemplary embodiment, the extraction device comprises a housing with a vacuum nozzle and an outlet for connection of a hose. The extraction device also has a suspension that connects the housing to a mounting plate and is mounted on the mounting plate so as to be pivotable about an axis. A counterweight is connected to the suspension such that the counterweight substantially balances out the weight of the housing relative to the axis.

Abstract: A chip scattering prevention cover (1) is attached to a head portion (6b) of a rotary cutter (6). The cover (1) includes an annular portion (1a) configured to be detachably fitted over an outer peripheral edge of the head portion (6b), and a plate portion (1b) extending inwardly of the annular portion (1a) from an inner circumference portion of the annular portion (1a). The plate portion (1b) is configured to cover a region of a cutout gap (6e) of the rotary cutter (6) corresponding to the head portion (6b) with the annular portion (1a) being fitted over the head portion (6b). The annular portion (1a) and the plate portion (1b) are flush with a surface of the head portion (6b) when the annular portion (1a) is fitted over the head portion (6b).

Abstract: A machine tool includes: a cutting tool; rotating means; feeding means; vibrating means for reciprocatingly vibrating the cutting tool and the workpiece relative to each another; and amplitude control means for controlling the amplitude of the reciprocating vibration by the vibrating means. The cutting process is carried out by rotation of the workpiece and the cutting tool relative to each other and feeding of the cutting tool accompanied by the reciprocating vibration with said amplitude in the machining feeding direction of the cutting tool, to thereby move the cutting tool along a predetermined movement path relative to the workpiece. The movement path comprises a plurality of divisional paths divided at predetermined coordinate positions on the movement path. The amplitude control means is adapted to set the amplitude individually for each of the divisional paths.

Abstract: A machine tool includes a lower tool post for holding a cutting tool, a tool main spindle for holding a cutting tool, a storage unit capable of storing the cutting tool, an exchange mechanism for exchanging the cutting tools between the tool main spindle and the storage unit, an inside robot for exchanging the cutting tools between the lower tool post and the tool main spindle, and a controller. The controller performs control such that the cutting tools are exchanged between the lower tool post and the storage unit via the inside robot, the tool main spindle, and the exchange mechanism.

Abstract: A tooling fixture includes a tilt platform including an indexing point, defining an intersection of orthogonal axes, and a frame assembly coupled to the tilt platform. The frame assembly is configured to support rotational movement of the tilt platform about two of the orthogonal axes. A location of the indexing point is fixed relative to a reference frame during rotational movement of the tilt platform. The frame assembly allows access to the tilt platform from a direction opposite the frame.

Abstract: A method for tool measurement using a non-contact tool setting apparatus mounted to a machine tool, which includes a transmitter for emitting a light beam having a beam width and a receiver for receiving the light beam. The receiver generates a beam intensity signal describing the intensity of received light. The method is for measuring a tool having a nominal tool diameter less than the beam width so fully inserting the tool feature into the light beam would only partially occlude the beam. The method includes moving the tool through the beam thereby causing a change in the intensity signal and generating a trigger signal when the intensity signal crosses a trigger threshold. The tool size is derived using the trigger signal generated. Also, a step of applying a tool length correction that accounts for the nominal tool diameter of the tool being less than the beam width.

Abstract: A method for producing a cutting tool with a cutting edge that is formed at least in sections by an end face and a flute comprises the following sequence: Processing of the end face by means of grinding, and polishing of the flute by means of a flute polishing. Here, the flute polishing is carried out by means of a polishing wheel, wherein the polishing wheel is guided during the polishing in such a way that it is moved over the cutting edge and, at least in sections, a final edge rounding on the cutting edge is produced. Further, a cutting tool is disclosed that has been produced according to such a method.

Abstract: A method for processing a ceramic honeycomb structure, the method comprising subjecting an outer peripheral surface of the ceramic honeycomb structure to centerless grinding in an in-feed mode by bringing a rotationally driving grinding wheel into contact with the outer peripheral surface of the ceramic honeycomb structure rotationally supported by an adjusting wheel, a blade, and a press roller.

Abstract: A chemical-mechanical polishing system includes a rotatable head for mounting a wafer thereto, a polishing pad mounted to a rotatable platen, and a fluid dispenser for dispensing a fluid onto a surface of the polishing pad. The polishing pad includes an array of piezoelectric actuators. The chemical-mechanical polishing system include a controller operably coupled to each piezoelectric actuator. The controller measures voltages output by the piezoelectric actuators of the array, determines, qualitatively, a topography of the wafer surface based on the measured voltages, and adjusts an aggressiveness of at least one portion of the polishing pad based on the determined topography. The controller adjusts the aggressiveness by inducing the piezoelectric effect or reverse piezoelectric effect in one or more piezoelectric actuators to adjust a surface topography of the polishing pad.

Abstract: A recycled polishing pad includes an upper layer pad and a supplementary pad. The upper layer pad includes a first surface and a second surface opposite to the first surface. The first surface has a plurality of first grooves and the second surface has a plurality of second grooves. The upper layer pad further includes a connecting body connecting the first grooves and the second grooves. The supplementary pad is in contact with the second surface of the upper layer pad. A depth of each of the first grooves is less than a depth of each of the second grooves.

Abstract: A method of using a polishing system includes securing a wafer in a carrier head, the carrier head including a housing enclosing the wafer, in which the housing includes a retainer ring recess and a retainer ring positioned in the retainer ring recess, the retainer ring surrounding the wafer, in which the retainer ring includes a main body portion and a bottom portion connected to the main body portion, and a bottom surface of the bottom portion includes at least one first engraved region and a first non-engraved region adjacent to the first engraved region; pressing the wafer against a polishing pad; and moving the carrier head or the polishing pad relative to the other.

Abstract: Systems and methods for conditioning blades are provided. A method may include, for example, obtaining a cutting device, measuring various characteristics of the cutting edge of the cutting device, creating a current edge profile based on the characteristics, creating a modified edge profile, and/or conditioning the blade. Conditioning may include grinding, buffing and/or polishing. One or more of the conditioning steps may be based on the modified edge profile.

Abstract: A method of treating a substrate of a turbomachine component includes applying a coating to a surface of the substrate of the turbomachine component and peening the substrate after applying the coating to the surface by directing a peening force onto the coating whereby the peening force on the coating is transferred through the coating to the substrate. A method of treating an internal surface of a turbomachine component includes directing a peening force at the internal surface within a cooling passage of the turbomachine component.

Abstract: An abrasive tool, including an abrasive carrier (1) having a shaft (2) for connecting the abrasive carrier (1) to a driving device for rotatably driving the abrasive carrier (1) about a longitudinal axis (X) and having a core (3) connected to an axial end (4) of the shaft (2), and an abrasive article (15) having a surface (16) being circumferentially closed about the longitudinal axis (X) and enclosing a cavity (17) extending along the longitudinal axis (X), wherein the core (3) is accommodated at least partially in the cavity (17), and wherein the core (3) includes a material mixture which includes a plastic with a heat-conductive filler, wherein the plastic is foamed, and wherein the filler has a thermal conductivity greater than 35 watts per meter and per Kelvin.

Abstract: There is provided a vitrified bond super-abrasive grinding wheel including: a core; and a super-abrasive grain layer provided on the core, wherein the super-abrasive grain layer includes a plurality of super-abrasive grains and a vitrified bond that joins the plurality of super-abrasive grains, and the vitrified bond has a plurality of bond bridges located between the plurality of super-abrasive grains to join the plurality of super-abrasive grains, not less than 80% of the plurality of super-abrasive grains are joined to the super-abrasive grains adjacent thereto by the bond bridges, and not less than 90% of the plurality of bond bridges in a cross section of the super-abrasive grain layer have a thickness equal to or smaller than an average grain size of the super-abrasive grains, and have a length greater than the thickness.

Abstract: In a clamping device (1), in particular vice, the clamping device comprising: a housing (2) which is U-shaped in cross-section and in which one or two guideways (8) extending in a linear direction are incorporated, at least one base jaw (11) which is mounted in the guideway (8) and in which an internal thread (12) is provided, and a drive spindle (9) which is rotatably mounted in the respective housing (2), is arranged parallel to the guideway (8) and is driveably coupled to the respective base jaw (11), the threads (10) worked into the drive spindle (9), through which the torques from the crank are transmitted for the linear displacement of the base jaws (11), should be permanently encapsulated in a watertight and airtight manner irrespective of the position of the base jaws (11) or the drive spindle (9), and on the other hand the adjustment travel (?s) of the base jaws (11) or clamping jaws (13) should be as large as possible in order to clamp workpieces with configurations that can be completely differ

Abstract: A clamping jaw for the clamping of a workpiece, with a body and several clamping inserts arranged in mounting openings of the body made of a sintered material. The clamping inserts are designed in the form of cylindrical pins projecting relative to an end surface of the body and inclined relative to a lower base surface of the body with a clamping edge for forcing the clamping inserts into the workpiece.

Abstract: Wheel weight pliers contains: a first lever, a second lever, a connection shaft, and a spring. The first lever includes a first grip section and a first work section. The second lever includes a second grip section, a second work section, and a third work section. The first work section has a hook, and a width of two sides of the hook decreases from a root of the hook to a distal end of the hook. The second work section has a blade portion, and the third work section has a hammer. The hammer has a fitting element. The first grip section has multiple recesses adjacent to the second grip section. Two ends of a respective one recess extend on two sides of the first grip section. The second grip section has a notch formed proximate to the first grip section, and the notch faces the multiple toothed ribs.

Abstract: The multi-function tool described herein includes a case, a drive ratchet installed in the case, a threading die held within the case, a file attached to the case such that a working surface of the file is exposed, a wrench tool removably secured to the case by a wrench retaining feature formed in the case, socket tools removably secured to the case by socket retaining features formed in the case, and a bar extension tool removably secured to the case by a bar extension retaining feature formed in the case. The ratchet has a fitting exposed at the top of the case, and a toggle switch exposed at the bottom of the case. The bar extension tool is compatible with the socket tools, the fitting of the ratchet is compatible with the socket tools, and the fitting of the ratchet is compatible with the bar extension tool.