Abstract: A method of manufacturing a vane arrangement for a gas turbine engine comprises providing an aerofoil having a hollow cavity with an open end and providing a support member having a stub with a through hole extending therethrough. The method comprises welding the aerofoil to the stub such that the open end of the hollow cavity of the aerofoil is aligned with the through hole of the stub so as to define a hollow region extending through the support member and stub to the cavity of the aerofoil. During welding a tool is positioned within the through hole and cavity and is aligned with an interface between the stub and aerofoil, the tool being configured to prevent weld splatter onto a surface of the cavity or through hole.

Abstract: A weldable adhesive or sealant formulation comprising a plurality of discrete solid metallic portions within a material having a viscosity of greater than 10,000 Pa s in its green state and at room temperature.

Abstract: A solder composition comprising a material in a first phase (e.g., liquid and/or solid phase) with a transition temperature is provided. Exposure of the solder to a temperature that meets or exceeds the transition temperature causes the material to undergo a phase change from the first phase to a gaseous phase. The phase change physically transforms the solder material.

Abstract: A solder composition comprising a material in a first phase (e.g., liquid and/or solid phase) with a transition temperature is provided. Exposure of the solder to a temperature that meets or exceeds the transition temperature causes the material to undergo a phase change from the first phase to a gaseous phase. The phase change physically transforms the solder material.

Abstract: Particles that can suppress the occurrence of cracking during a stress load in a connection part that connects two members to be connected are provided. The particles according to the present invention are particles used to obtain a connecting material for forming the connection part that connects two members to be connected, and the particles are used for forming the connection part such that thickness of the connection part after connection exceeds twice the average particle diameter of the particles before connection, or the particles have an average particle diameter of 0.1 ?or more and 15 ?m or loss, the particles have a 10% K value of exceeding 3000 N/mm2 and 20000 K/mm2 or less, and the particles have a particle diameter CV value of 50% or less.

Abstract: A welding ground apparatus comprising at least two members, the at least two members engaged and having at least one angular degree of freedom between them, the grounding apparatus including a biasing member for applying a force to at least one of the at least two members when compressed, the line of action of the force traversing a contact footprint, the contact footprint having a footprint periphery and defined by one of the at least two members.

Abstract: An ultrasonic machining method to improve the wear resistance of locomotive wheels includes ultrasonic machining by ultrasonic machining tool head on the wheel rim and/or surface of the tread that is rotated along the main axis. The ultrasonic machining method mentioned in the invention can not only process the locomotive wheel just after leaving factory, but also repair the worn locomotive wheel. After machining the rim and/or tread of the locomotive wheel with ultrasonic machining, the surface tensile stress of the rim and/or the tread surface will become compressive stress, the surface roughness will be greatly reduced, and the ideal compressive stress will be preset on the surface.

Abstract: A universal joint includes a bearing including a bearing cup fitted in a bearing hole of a yoke and rolling elements arranged between the bearing cup and a shaft portion of a cross shaft. A method for manufacturing the universal joint includes: simulating a shrunken state in which a sample bearing cup selected from bearing cups in a same lot is fitted in the bearing hole such that only an outside diameter is restrained, by press-fitting the sample bearing cup into a reference hole of a reference jig; measuring a diameter of an inscribed circle inscribed to the rolling elements in the shrunken state; setting an outside diameter of the shaft portion to a required outside diameter according to the diameter of the inscribed circle; and inserting the bearing cup with the rolling elements between the shaft portion having the required outside diameter and the bearing hole.

Abstract: The present disclosure shows a gantry loader having at least one carriage travelable at a horizontal guide rail, in particular for the transport of workpieces between stations of a production system, wherein the carriage has at least one drive. The present energy is characterized in that the carriage has an energy store for the at least partial energy supply of the drive.

Abstract: A parts supply apparatus includes a supply tray stacking portion where a supply tray containing parts is stacked; a tray raising/lowering unit for separating one of the supply trays from the supply tray stacking portion; a tray holding unit with which the tray raising/lowering unit is provided; and an empty tray stacking portion where an empty tray, which is the supply tray that is emptied after supply of the parts, is stacked. The empty tray stacking portion is disposed above the supply tray stacking portion in a vertical direction.

Abstract: A mobile system and method for separating lubricants from swarf material streams provides on-site recovery of lubricants in an efficient, effective, sustainable and economic manner. The system thus reduces the need to transport relatively large volumes of swarf and lubricant material stream to a remote location for disposal. The system includes swarf of various types, for example, aluminum, steel, precious metals, plastic, etc. mixed with various water based or oil based lubricants. A trailer or motor vehicle containing a power supply, a basket centrifuge(s) connected to the power supply for powered operation thereof, a live bottom conveyor for supplying swarf to the centrifuges, a portable feed hopper with attached augers for supplying swarf to the live bottom conveyor, a bag liner to filter the extracted lubricant as it exits the basket, a crane for lifting the bag liner out of the basket, a container to accumulate the dried swarf, a container to accumulate the extracted lubricant.

Abstract: An adaptive cooling control method used in an adaptive cooling control system includes a controller installed in a machining center, a temperature sensor installed in a main shaft unit of the machining center, a temperature acquisition device and a main shaft cooling system. A built-in macro program unit of the controller determines whether the temperature of the main shaft falls within a predefined temperature rise range, and if so, the current cooling control parameters are maintained. If the temperature of the main shaft exceeds the predefined temperature rise range, appropriate cooling control parameters are calculated and provided to the dmain shaft cooling system for an adaptive control.

Abstract: A method, an installation and a system for processing optical workpieces in which workpieces are conveyed to individual processing apparatus or processing lines corresponding to an assignment. The respective assignment preferably takes into consideration assignment parameters, such as the availability and capability of processing apparatus and/or processing lines. The assignment that already has been carried out is examined before the actual or ultimate conveying and/or when there is a change in the assignment parameters and optionally is changed in a corresponding manner, taking into consideration the current assignment parameters, in order to adapt to current circumstances. As an alternative or in addition, jobs for processing workpieces are forwarded to the processing installations at different sites based on corresponding assignment parameters. Optionally, an examination and, as appropriate, a change in the assignment are made when new jobs or significant changes in the assignment parameters are detected.

Abstract: A method and suitable honing tools for honing conical bores are proposed.

Abstract: A grinding machine for grinding of workpieces with an internal profile, having a grinding arm in which at least one grinding wheel is supported for grinding of the profile of the workpiece and a reception which is arranged at the grinding machine for holding the grinding arm. To facilitate the change of the grinding arm and thereby nevertheless to ensure a precise position of the same relatively to the reception the invention proposes that the grinding arm comprises at least two clamping pins being spaced apart from another and that the reception comprises two corresponding recesses for the reception of the clamping pins, wherein in the reception locking means are arranged by which the clamping pins can be locked in the recesses so that the grinding arm is detachably fixed in a defined position relatively to the reception.

Abstract: A grinding machine including an electric drive with a drive wheel, wherein the drive is arranged at a base unit of the grinding machine, a grinding spindle unit arranged removable at the base unit and which includes a grinding tool and a gear element which transmits the rotational movement of the drive wheel to the grinding tool. To facilitate the change of the grinding arm the gear element includes: a driver which is supported in the grinding spindle unit and which is directly or indirectly in rotary union with the grinding tool, two guide wheels which are supported in the grinding spindle unit and a belt which is guided around the driver and the guide wheels, wherein in the mounted state of the grinding spindle unit at the base unit the drive wheel contacts the belt between the two guide wheels and hereby drives the same.

Abstract: A blast cleaning system has a nozzle configured to deliver a pressurized blast cleaning media. The blast cleaning media includes a pressurized fluid and water ice particles as the primary blast cleaning component. The system includes an input hopper configured to accept supplied water ice in bulk form from an outside source. The system further includes a particle sizing module configured to produce the water ice particles for the pressurized blast cleaning media from the supplied water ice after the supplied water ice has been accepted into the input hopper.

Abstract: Methods of making an abrasive article. Abrasive particles are loaded to a distribution tool including a plurality of walls defining a plurality of slots. Each slot is open to a lower side of the tool. The loaded particles are distributed from the distribution tool to a major face of a backing web below the lower side and moving relative to the tool. At least a majority of the particles distributed from the tool undergo an orientation sequence in which each particle first enters one of the slots. The particle then passes partially through the slot such that a first portion is beyond the lower side and in contact with the major face, and a second portion within the slot. The sequence then includes the particle remaining in simultaneous contact with one of the walls and the major face for a dwell period while the web moves relative to the tool.

Abstract: Embodiments disclosed herein include devices and methods for gripping electrical components. The electrical device gripping tool may include a rotating handle, a cam assembly, and a body. The rotating handle may be attached to the assembly and the cam assembly may include a cam holder that fits over the cam to connect the rotating handle to the body. Furthermore, the body may include a first body half and a second body half that are each separately coupled to the cam such that the first body half and the second body half slide towards each other and slide away from each other with respect to a rotation of the rotating handle.

Abstract: The present invention discloses a leveling device for adjusting an installation gap between a first component and a second component. The first component and the second component respectively have a cooperative installation surface, the cooperative installation surface of the first component is provided with at least one leveling device; the leveling device comprises a driving device installed in the cooperative installation surface of the first component and an adjustment head rotatably connected to the driving device, the adjustment head moves upwardly or retracts downwardly relative to the cooperative installation surface of the first component; the driving device drives the adjustment head to protrude outside an installation position thereof and abut with the second component located on an opposite side of the installation position of the adjustment head to adjust the gap between the first and second component. The present invention relates to an easy-to-level display screen using the leveling device.

Abstract: A ratchet wrench with a crescent groove housing a ratchet-pawl mechanism. The ratchet-pawl mechanism has a ratchet-pawl, a spring and a spring seat with a notch. The crescent groove allows for easy access for assembling and removing the ratchet-pawl mechanism. The new structure renders reduced manufacturing and repairing cost.

Abstract: A spanner wrench assembly including a base plate having a gripping portion extending from a handle portion and defining an arcuate cavity with a open end. At least one support plate is secured to the gripping portion and substantially matches a configuration of the arcuate cavity. The support plate is of a lesser density material than the base plate. An engagement plate substantially matches the configuration of the arcuate cavity and is secured with respect to the at least one support plate. A cover defines one elongate aperture extending to an open mouth portion formed by an adjacent end of the cover, and another elongate aperture extending to a closed mouth portion dimensioned to accept a connector head which is wider than the elongate apertures.

Abstract: A power tool includes a motor, an output shaft and a gearbox assembly. The output shaft outputs torque when driven by the motor to rotate around a first axis. The gearbox assembly transmits power between the motor and the output shaft. The gearbox assembly includes a first case and a second case. The first case and the second case are configured to be coupled to each other to form an accommodating cavity. The gearbox assembly further includes a ring gear, a planet gear, a sun gear, and a front ring gear. The ring gear is rotatably disposed in the accommodating cavity. The planet gear is engaged with the ring gear. The sun gear is engaged with the planet gear.

Abstract: A wrench includes a wrench body, a ratchet wheel, a locking member and a connecting implement. The ratchet wheel is rotatably mounted on the wrench body and provided with two slots. The connecting implement is mounted on the ratchet wheel and provided with a retaining groove. The locking member is movably mounted on the ratchet wheel and has two locking portions mounted in the two slots of the ratchet wheel and locked in the retaining groove of the connecting implement. In such a manner, the wrench only needs to provide a single locking member, thereby decreasing the cost of fabrication.

Abstract: A torque socket having locking and releasing function, comprises: a shaft rod, having a core shaft radially formed with a shaft hole and an outer circumference thereof radially formed with a first friction surface; a shaft cylinder, having two axial sides thereof respectively formed with a shaft slot and a sleeve tube having a sleeve slot, a second friction surface is radially formed inside the shaft slot; and a locking and releasing mechanism, including: a first elastic member, sleeved on the sleeve tube; a slide sleeve, sleeved with the shaft cylinder, the sleeve tube is radially formed with a positioning hole allowing a positioning ball to be received, and an inner circumference of the slide sleeve is formed with a stopping wall and a ball chamber corresponding to the location of the positioning ball during two elastic sliding strokes; and a fasten ring, fastened with the sleeve tube.

Abstract: A device (100) and a method for determining and counting operations of a tool equipped with a mechanism that produces vibration upon operation to a predetermined value. The device comprises: a sensor (120) for detecting vibration and emitting a detection signal based upon the vibration; a mounting arrangement (116,117,118) for mounting the sensor (100) to a tool in such manner that vibration is transmittable from the tool to the sensor; a microcontroller (130) for receiving a detection signal from the sensor and determining and counting operations of said tool. The microcontroller calculates a second order derivative of a filtered detection signal and determines operation to the predetermined value based on analysis of the second order derivative signal. The microcontroller may perform the analysis by seeking a peak value of the second order derivative signal over a threshold or, alternatively, by seeking a specific shape of the second order derivative signal.

Abstract: The present disclosure relates to an insert and system of installing the same. The insert includes a tapered core and a cylinder. The core releasably secures to an installation device which includes a depth stop or a depth control to control the installation depth of the insert. The insert may be provided in a tray that allows for easier handling of the inserts and installation thereof in installation holes, for example in a hydraulic manifold. In some cases, the core includes a threaded hole to releasably secure the insert to the installation device, thus allowing the installation device to pull the core into the cylinder. The core and cylinder may be made of metallic materials such as steels, steel alloys and others. In some cases the insert can withstand blow out pressures of 40,000 psi or higher.

Abstract: A magazine for a fastener tool comprising a first guideway for heads of fastener elements of a first type, the first guideway extending in a direction (A) and being configured to position tips of the fastener elements of first type near a front edge extending substantially parallel to the direction (A); and comprising a second guideway for heads of fastener elements of a second type, the fastener elements of the first type having a different length from that of the fastener elements of second type, the second guideway being configured to position tips of the fastener elements of second type near the front edge. The magazine further comprises a poka-yoke configured to prevent inserting of the fastener elements of second type in the first guideway.

Abstract: The elastic stapler includes a main body, a striking device, a switch structure, and an elastic guiding element. The main body has a front opening and a working platform below the front opening. The striking device is arranged in the receiving space and has a movable striking mechanism. The switch structure is connected to the striking device. When a papersheet is inserted into the front opening of the main body to trigger the switch structure, the striking mechanism moves downward to strike a nail out. The elastic guiding element is arranged at the front opening of the main body. When the striking mechanism moves downward, the elastic guiding element abuts against the papersheet, and the elastic guiding element is compressed to bring the papersheet inward.

Abstract: The electric stapler includes a main body, a striking device, a pivot element, and a switch. The main body encloses a receiving space and has a front opening. The striking device is arranged in the receiving space and includes a movable striking mechanism. An end of the pivot element is pivotally connected to the striking mechanism, and an other end of the pivot element has a pressing portion. The switch is arranged in the receiving space of the main body and is connected to the striking device. The striking mechanism is driven to move to a striking position to strike a nail out when the switch is triggered. The switch is triggered when the pressing portion is pushed toward the switch by a papersheet.

Abstract: A fixing tool including a nose for guiding of fixing elements and a striking plate for striking of the fixing elements, wherein the fixing tool is configured to fire a fixing element of a first type and a fixing element of a second type with dimensional and/or geometric characteristics which are different from those of the fixing element of the first type.

Abstract: A hand tool device has a tool spindle and a hammer mechanism which includes a hammer and at least one curve guide driving the hammer at least during a hammer drilling operation. The tool spindle has at least one bearing surface on which the hammer is movably supported in at least one operating state.

Abstract: A hammer drill comprises a drive mechanism including a spindle, a first ratchet coupled for co-rotation with the spindle, a second ratchet rotationally fixed to the housing, and a hammer lockout mechanism adjustable between a first mode and a second mode. The hammer drill further comprises a clutch adjustable between a first state and a second state. The hammer drill further comprises a collar rotatably coupled to the housing and movable between a first rotational position in which the hammer lockout mechanism is in the first mode and the clutch is in the first state, a second rotational position in which the hammer lockout mechanism is in the second mode and the clutch is in the first state, and a third rotational position in which the hammer lockout mechanism is in the second mode and the clutch is in the second state.

Abstract: A hand-held power tool is configured to receive an input indicative of a clutch setting for an electronic clutch from the tool operator, where the clutch setting is selectable from a drill mode, an automated drive mode and one or more user-defined drive modes. Each of the user-defined drive modes specifies a different value of torque at which to interrupt transmission of torque to the output spindle. In an automated drive mode, the controller interrupt torque to the output spindle in an automated manner when a fastener being driven reaches a desired stopping position. In a selected one of the user-defined drive modes, the controller sets a value of a maximum current threshold in accordance with the selected one of the user-defined drive modes and interrupts torque to the output spindle when current measures exceeding the maximum current threshold.

Abstract: The invention relates to a hydraulically actuated piston (9) guided in a cylinder (8), and to a hydraulic working tool (1) having a working head (2), wherein the piston (9) has an impact surface (15) which borders an impact space (16) on the piston side provided between the piston (9) and the cylinder (8), and wherein hydraulic fluid (17) can act on the impact surface (15) by increasing the impact space (16) in order to move the piston (9) in an impact direction (r), and the piston (9) forms a limiting device (25) for a through-flow of the hydraulic fluid (17).

Abstract: The invention provides a power tool, including: a motor; an output shaft for mounting a work head, wherein a plane passing through an axis of the motor and an axis of the output shaft is defined as a reference plane; and a housing, including an inner housing and an outer housing, wherein the inner housing and the outer housing are spaced, and the motor is at least partially accommodated in the inner housing; a limiting mechanism and a vibration reduction mechanism disposed between the outer housing and the inner housing, and wherein the vibration reduction mechanism acts in a direction perpendicular to the reference plane, the limiting mechanism is used for limiting the outer housing to move relative to the inner housing in the reference plane or a plane parallel to the reference plane, and the limiting mechanism and the vibration reduction mechanism are respectively independent.

Abstract: A hand-held power tool includes an electric motor, a housing, and a housing cover. The housing includes an opening located in the vicinity of carbon brushes of the electric motor, such that the carbon brushes can be removed through the opening in the housing. The housing cover includes air inlets through which cooling air can flow into the interior of the housing. The opening in the housing is detachably closed by the housing cover.

Abstract: A hand-held power tool, in particular an electric hand tool, includes an identification module and a housing. The identification module includes a transponder having at least one data store configured to store identification information and a radio module configured to transmit the identification data. The identification module is integrated into the housing.

Abstract: The invention relates to a power tool comprising a support arm (110; 210; 310; 510) and a tool member (120; 220; 320; 520) supported at a first end (111; 211; 311; 511) of the support arm (110; 210; 310; 510), where a drive motor (101; 201) at a second end (112; 212; 312) of the support arm (110; 210; 310; 510) is arranged to power a drive belt (202; 302; 502) that drives the tool member (120; 220; 320; 520). The support arm (110; 210; 310; 510) comprises a frame member (305; 505) and a cover (113; 213; 313) attached to the frame member (305; 505), wherein the first end (111; 211; 311; 511) of the support arm (110; 210; 310; 510) further supporting a shield (121; 221; 321; 521) at least partially enclosing the tool member (120; 220; 320; 520).

Abstract: A bit holder comprises a tray receiving rail members therein and bit holders mountable to the rail. The bit holders may be adapted to receive shorter driver bits therein, or alternatively adapted to receive elongate drivers therein.

Abstract: A socket head storage and portage apparatus is provided wherein a plurality of socket heads is selectively securable and conveniently locatable proximal a user. A body member includes a first lateral side and a second lateral side. A plurality of first apertures is disposed upon the first lateral side, each devised for accommodation of a particularly sized socket head, and a plurality of second apertures is similarly disposed upon the second lateral side. A medial wall member, disposed interiorly along a medial longitudinal axis bisecting the body member, secures each of the plurality of socket heads in contact therewith. A bar member spanning a U-shaped notch in a top side, a pair of hook members securable into a rear side, and at least one magnetic member disposed upon the front side, enable selective attachment to a variety of objects and surfaces in proximity to a user at a job site.

Abstract: An automated mechanics creeper employing a base frame, a mast and a support platform whereby a mechanic can mount the support platform and by actuating an electrical wheel motor system and a hydraulic system can position a mechanic above an engine compartment in a comfortable and ideal position for purposes of making a repair to an automobile.

Abstract: An auxiliary powered self lifting engine stand consisting of a portable frame having one rear cross member with two forward members capable of folding up for easy storage. Also a boom for lifting engine with a sleeve for housing a tube with engine clamp with rotating capability further having two leveling arms to maintain correct angle while lifting load into place with a mechanical lock to secure work while in use and a hydraulic cylinder mounted on lower end to front cross member to lift load powered by an air over hydraulic pump resting in a carry tray. Castors are used to maneuver machine into place.

Abstract: A pipe spacing wedge system including a pipe spacing wedge assembly, with the pipe spacing wedge assembly including a wedge-body. The wedge-body may be defined by a front-side, a back-side, a right-edge, a left-edge, a top-edge, and a bottom-edge. The front-side of the wedge-body includes a plurality of stepped surfaces and the top-edge includes a sharp point. The pipe spacing wedge assembly is structured and arranged to assist a user in setting a variety of specific gap-distance between sections of pipe and pipe spacing wedge assembly is intended to be driven between the two sections of pipe by the user to set the gap-distance.

Abstract: Provided is an arm fixing device that includes: a bracket having close-contact surfaces that are brought into close contact with a mounting surface provided in a supporting member, and a mounting surface provided in an arm or a link for transmitting drive force to an arm, also having one of a screw hole or a through hole that is formed to penetrate each of the close-contact surfaces at a position corresponding to a position of the other of a screw hole or a through hole provided in each of the mounting surfaces, and bridged over the mounting surfaces such that each of the close-contact surfaces is brought into close contact with a corresponding one of the mounting surfaces; and a fastener that penetrates the through hole and is fastened to the screw hole.

Abstract: The invention relates to a liquid handling apparatus for transferring liquid into and out of containers that are arranged in a substantially horizontal plane that is spanned by an X axis and a Y axis standing perpendicular to the X axis in the direction of a substantially vertical Z axis standing perpendicular to this plane. The liquid handling apparatus comprises an X slide which is travelable in the direction of the X axis and at which an arm having a Y slide is provided that is travelable in the direction of the Y axis and that is optionally configured for attaching at least one Z slide travelable in the Z axis. An X drive motor serves for driving the X slide via an X force transmission means and a Y drive motor serves for driving the Y slide via a Y force transmission means. Both motors are in fixed positions.

Abstract: A robotic arm includes at least two two-joint modules and at least a first link. Each two-joint module includes a housing, a pair of hollow rotary actuator assemblies and a pair of motor drives. Each actuator assembly has an axis and a hollow shaft and the axes are arranged at an angle to each other. The pair of hollow rotary actuator assemblies are arranged such that a back end of the actuator assemblies is inside the housing and a front end of the actuator assemblies extends outwardly of the housing, and attached to the housing such that cables can be fed from the outside of one of the actuator assemblies to the inside thereof and to the inside of the other actuator assemblies to the outside thereof. The pair of motor drives are operably attached to the actuator assemblies and the motor drives are outside the housing.

Abstract: When teaching a robot, at least one processor brings a first object and a second object into contact with each other with a first force by using the robot, and generates teaching data based on the contact. When causing the robot to perform an operation according to the teaching data, the at least one processor causes the first object and the second object to be fitted to each other with a second force greater than the first force, by using the robot.

Abstract: Implementations directed to providing a computer-implemented system for performing an action with a robot comprising receiving command information indicating a command related to performance of an action with a robot, identifying state information for a plurality of active routines that are actively running for the robot, the state information indicating a state for each of the active routines, determining contextual information for the command based on the accessed state information for the plurality of active routines, selecting one of the active routines as a handling routine to service the command based on the contextual information, determining an output module of the robot to perform the action based on the state of the handling routine and the contextual information, and executing one or more instructions to perform the action with the output module.

Abstract: An apparatus and methods for training and/or operating a robotic device to perform a composite task comprising a plurality of subtasks. Subtasks may be arranged in a hierarchy. Individual tasks of the hierarchy may be operated by a respective learning controller. Individual learning controllers may interface to appropriate components of feature extractor configured to detect features in sensory input. Individual learning controllers may be trained to produce activation output based on occurrence of one or more relevant features and using training input. Output of a higher level controller may be provided as activation indication to one or more lower level controllers. Inactive activation indication may be utilized to deactivate one or more components thereby improving operational efficiency. Output of a given feature extractor may be shared between two or more learning controllers.