Abstract: A hexagonal single crystal wafer is produced from a hexagonal single crystal ingot. The wafer producing method includes a separation start point forming step of setting the focal point of a laser beam to the inside of the ingot at a predetermined depth from the upper surface of the ingot, which depth corresponds to the thickness of the wafer to be produced, and next applying the laser beam to the upper surface of the ingot while relatively moving the focal point and the ingot to thereby form a modified layer parallel to the upper surface of the ingot and cracks extending from the modified layer, thus forming a separation start point. A plate-shaped member having a thickness corresponding to the thickness of the wafer is separated from the ingot at the separation start point after performing the separation start point forming step, thus producing the wafer from the ingot.

Abstract: Use of a laser beam (1) which has one external and one internal laser beam area (4,7) with different intensities enables a higher temperature gradient to be produced in the z-direction.

Abstract: Provided is a laser welding apparatus that performs welding by irradiating a laser beam onto a welded part, the laser welding apparatus including: a shielding gas supply unit that supplies a shielding gas to the welded part; a gas feed rate controlling unit that controls a flow rate of the shielding gas; a light intensity measurement unit that measures a light intensity of plasma light emitted from the welded part; and a rate-of-change calculation unit that calculates a rate of change of the light intensity measured by the light intensity measurement unit. The gas feed rate controlling unit controls, according to the calculated rate of change of the light intensity, the flow rate of the shielding gas supplied to the welded part.

Abstract: Methods for repairing surface of a metal substrate are provided, which can include preparing the surface of the metal substrate for repair; melt attaching a base layer onto the surface of the metal substrate; fusing a plurality of first layers of a first material via additive manufacturing to the base coating; forming an interlocking transition zone via additive manufacturing from the first material and a second material; and fusing a plurality of second layers of the second material via additive manufacturing on the interlocking transition zone. The interlocking transition zone can have a plurality of projections alternately extending from the plurality of first layers and the plurality of second layers, respectively, to undetachably couple the plurality of first layers to the plurality of second layers. A repaired metal substrate is also provided.

Abstract: Provided are a method and apparatus for reducing a refrigerant pressure difference within an HVAC system having a controller, one or more compressors, and at least two paths of refrigerant piping comprising alternative paths for refrigerant flow through the HVAC system. A valve is coupled to each refrigerant piping path for permitting, or preventing, refrigerant flow through each of the alternate paths of refrigerant piping. The controller may open at least one valve for a defined period of time in response to a triggering input to allow a refrigerant pressure difference within the HVAC system to dissipate across the opened valve.

Abstract: Provided is a machine tool which performs a cutting work on a workpiece, in which holes are provided at three or more points in a circumferential direction of a jig in the vicinity of a point at which the jig comes into contact with the workpiece when the workpiece is placed on the jig, and the workpiece is moved toward a rotation center of the jig by blowing air from an air supply unit toward the workpiece through the holes.

Abstract: The invention relates to a motor spindle comprising at least one spindle drive which can be supplied with energy and/or operating supplies via at least one feed line. This motor spindle has a fixedly installed first coupling element of a multi-coupling, to the ports of which the feed lines for transmitting energy and/or operating supplies are connected. The invention also relates to a machine tool comprising such a motor spindle, wherein the machine tool has a second coupling element of the multi-coupling. On this second coupling element, the respective complementary ports for transmitting energy and/or operating supplies are arranged.

Abstract: A control console of a numerically controlled machine tool having a housing, a screen, at least one circuit board that has electrical components, and a cooling device that includes a cooling channel, through which a fluid can be conducted, the cooling channel extending within the housing between at least two openings in the housing.

Abstract: An apparatus for processing material to a desired shape by controlling a cutting tool by wireless communication, capable of performing cutting/beveling and processing using one cutting tip and performing cutting and improvement operations of a tube material. The processing apparatus includes a drive wheel rotatably coupled to one side of a main body part while a workpiece penetrates the drive wheel, a main motor unit for rotating the drive wheel (in a C-axis direction), at least one stage coupled to the front of the drive wheel to precisely reciprocate in a center direction of the workpiece (in an X-axis direction), a cutting tool mounted to the stage so as to cut an outside surface or an end surface portion of the workpiece, and a control unit for controlling the stage and the main motor unit, wherein the control unit and the stage are controlled by wireless communication.

Abstract: A hinge assembly for a deployable mirror includes a base, a mirror segment base coupled to the base, a mirror segment coupled to the mirror segment base by two bearings, and at least one linear actuator secured to the base and capable of adjusting the mirror segment. Other embodiments of the hinge assembly are further disclosed.

Abstract: The present invention relates to a polishing pad and a method for making the same. The polishing pad includes a polymeric elastomer and a plurality of hollow structures. The hollow structures are distributed in the polymeric elastomer uniformly, and the sizes of the hollow structures are substantially equal to each other.

Abstract: An elastic membrane is used in a substrate holding apparatus for holding a substrate such as a semiconductor wafer and pressing the substrate against a polishing surface. The elastic membrane includes a plurality of concentrically circumferential walls configured to define a plurality of pressurizing areas for pressing the substrate. The pressurizing areas includes a central pressurizing area located at a central part of the elastic membrane, an annular edge pressurizing area located at the outermost part of the elastic membrane, and a plurality of intermediate pressurizing areas located between the central pressurizing area and the annular edge pressurizing area. The area width of at least one of the intermediate pressurizing areas is set in a range to allow a polishing rate responsive width not to vary even when the area width is varied.

Abstract: Various kinds of finishing and hardening treatments of holes by methods of plastic surface deformation can find application in many branches of engineering industry. In particular for burnishing holes on a milling or drilling machine tool. A device for diamond-burnishing of holes increases the functional possibilities, improves the quality of the treated hole surface and the endurance of the burnishing tool, provides the opportunity for a precise regulation in order to get the necessary hole caliber, and uses the load of all the weights for obtaining the necessary pressing force. The device structure comprises a housing with a tapered stem, central and terminal arms with crossheads and shafts, bars with weights, a foot with a cylindrical body, and an arbor with a diamond-burnishing tool.

Abstract: A machining arrangement for drilling a hole into a front wall section of a workpiece by way of a machining jet, the front wall section being located in front of a rear wall section of the workpiece, as seen looking in a drilling direction, the rear wall section being disposed with an intermediate space at a distance from the front wall section, the machining arrangement being switchable between a continuous mode, in which the machining jet formed from liquid and abrasive material continuously impinges on the workpiece, and a pulsed mode, in which the machining jet is pulsed, so that the impingement of at least on of said liquid and said abrasive material on the workpiece is recurrently interrupted, the machining arrangement including a controller which is programmed and configured so that the hole is drilled at least partially in the pulsed mode.

Abstract: Foam items may be buffed using particles such as particulate sodium bicarbonate in accordance with the present invention. Foam items may be, for example, expanded EVA foam items pre-formed into an intermediate size and shape. A skin layer may be formed during the expansion of the foam item to form an expanded foam item which may be entirely or partially removed by buffing the item using particles projected with selected buffing parameters. The buffing parameters may be varied based upon the thickness of at least a portion of the skin layer and/or the desired degree of moldability for the foam item after buffing. Particulate sodium bicarbonate or other types of particles used for buffing may be recycled and reused for further buffing of foam items.

Abstract: According to the present invention, the distance between a spray nozzle and a surface to be constructed is kept constant, and the spray nozzle is moved smoothly to perform water jet peening in a suitable state of construction. A water jet peening device has a spray nozzle (8) for spraying a water jet, the spray nozzle being capable of moving along a predetermined movement trajectory so that a spray port (8a) of the spray nozzle points upward or downward.

Abstract: A waterjet cutting head assembly is provided which includes an orifice unit to generate a high-pressure waterjet, a nozzle body and a nozzle component coupled to the nozzle body with the orifice unit positioned therebetween. The nozzle component may include a waterjet passage, at least one jet alteration passage and at least one environment control passage. The jet alteration passage may intersect with the waterjet passage to enable selective alteration of the waterjet during operation via the introduction of a secondary fluid or application of a vacuum. The environment control passage may include one or more downstream portions aligned relative to the fluid jet passage so that gas passed through the environment control passage during operation is directed to impinge on an exposed surface of a workpiece at or adjacent to a location where the waterjet is cutting the workpiece. Other high-pressure waterjet cutting systems, components and related methods are also provided.

Abstract: Provided is a shot peening device with which recovered projection material and foreign bodies can be more precisely separated while inhibiting an increase in the size of the device. The shot peening device is provided with: a projector which projects projection material onto a workpiece (W); recovery mechanisms which recover the projection material projected by the projector; and a wind power sorting mechanism in which recovered projection material is allowed to fall freely while an upward air current is applied to the recovered projection material, and foreign bodies included in the recovered projection material are separated from the recovered projection material.

Abstract: A pool pump-trap wrench system including a pool pump-trap wrench assembly. The pool pump-trap wrench assembly including, a handle-frame, a top-unit, and two offset-lower-levers. The handle-frame, the a top-unit, and the two offset-lower-levers are structured and arranged in combination to provide a user with a device useful for affixing to a wide variety of pool pump-trap covers for cleaning and maintaining a the pool pump-trap. The handle-frame includes a handle and a frame. The frame includes a frame-opening, at least one frontward-notch, and at least one rearward-notch. Included is the top unit including a front-member, a rear-member, and a center-section; with the center-section including a body and a body-opening. The handle-frame includes the handle; the frame includes the frame-opening, the at least one frontward-notch, and the at least one rearward-notch; where the top-unit includes the front-member, the rear-member.

Abstract: A pipe wrench includes a fixed jaw with alternatively located first recesses and first driving faces defined in the inner side thereof. A pivotal member is pivotably connected to the fixed jaw and a resilient member is biased between the fixed jaw and the pivotal member. The pivotal member has alternatively located third recesses and second driving faces. A hexagonal space is defined between the first and second driving faces. The end portion of the pivotal member is inserted into a second recess defined in the inner side of the fixed jaw. The object is clamped in the hexagonal space, and the pivotal member can be pivoted away from the fixed jaw. The pipe wrench is able to quickly clamp and dismounted from the object.

Abstract: A supplement support system sleeve. Descriptive of the tool part know as a Universal Joint that improves managing the flex when adapting parts are heavier than the resistance of the flex of the Universal Joint. Staying on the smooth surfaces with a directional system design to flex that includes a flex Stop with a per determined adjustment location within the tool part design. Offering limited resistance to the movement to no reduction to the tool part design values or intended use other then increasing the size when installed. Made from flexible material.

Abstract: A tool structure includes a base, a first retaining member, a connecting rod, a second retaining member, and a threaded rod. The first retaining member is received in the base. The second retaining member is received in the connecting rod and engages the first retaining member so that the connecting rod is limited in the slot of the base. Thus, the connecting rod is rotated relative to the base to adjust different angles between the connecting rod and the base. In addition, the connecting rod has a first mounting hole and a second mounting hole so that the connecting rod is available for two kinds of screwdriver tips with different sizes.

Abstract: A right angle adapter with an auxiliary handle includes a main body, an adjusting sleeve, a retaining member, a spring member and the auxiliary handle. Upon completion of angular adjustment between the auxiliary handle and the main body, and when the auxiliary handle has not pressed against the main body, the polygonal positioning recess of the adjusting sleeve is mounted and engaged with the polygonal positioning portion of the main body, so that the adjusting sleeve and the auxiliary handle are both prevented from rotating with respect to the main body, meaning that all the components are preliminarily positioned. When the auxiliary handle is screwed tight to make the abutting portion press against the driving portion of the main body, the possibility of angular change between the auxiliary handle and the main body is eliminated, thereby ensuring accurate adjustment and making angular adjustment of the auxiliary handle more convenient.

Abstract: A socket retaining tool for preventing separation of a socket from a drive shaft of a driving tool. A keeper sleeve is configured to accommodate insertion and reciprocal movement of a quick change adapter and a quick change sleeve under the action of a biasing member. The quick change adapter has a male end and an opposite female end. The male and female ends are constructed and arranged to be used with locking mechanisms such that the socket is connected to the male end, and the drive shaft is connected to the female end. A socket locking mechanism coupled to the male end is enclosed by the keeper sleeve, and a driver locking mechanism coupled to the female end is enclosed by the quick change sleeve, when the socket retaining tool is in a relaxed position, thereby avoiding unwanted release of the locking mechanisms.

Abstract: A socket for gripping a reservoir cap and rotating the reservoir cap for easy removal. The socket can grip a variety of differently shaped reservoir caps, for example, reservoir caps associated with reservoirs of different automobiles. The socket can be made of nylon and can be glass-reinforced so as to be lightweight and chemically resistant.

Abstract: An apparatus to install or remove tension coil springs from spring seat. Apparatus spans beyond the length of a tension coil spring allowing connection to spring ends with a loop and or hook on a threaded shaft. Applying a turning force to threaded shaft will stretch spring to a longer length allowing removal of spring from spring seat. A turning force in opposite direction retracts spring to shorter length allowing installation of spring to spring seat.

Abstract: Devices with non-binding linear slides include: (a) a device body and first and second spaced apart linear rails held in the device body; (b) first and second spaced apart (rail) pathways held in cooperating alignment with the rails in the body, a respective one engaged with a respective one of the first and second linear rails that define spaced apart contact points; and (c) a translating actuation (e.g., input) member held by the body in communication with the rails. The actuation (e.g., input) member has a configuration that can generate off-center loads associated with forces applied at different positions of the actuation (e.g., input) member. Only one pathway and rail pair guides linear movement for the first and second force positions to thereby inhibit frictional binding.

Abstract: The present disclosure relates to a portable mop and a mop bucket used with the portably mop. The portable mop includes a mop rod (1). The mop rod (1) is provided with a steering mechanism (5). The steering mechanism (5) includes a sleeve nut (6), a locking thread sleeve (7) and a hinged ladder rotating shaft (8). A hinge plane (10) is arranged at the upper end of the hinged ladder rotating shaft (8). The mop bucket includes an integrated squeezing and brushing device is formed by the connection of the squeezing roller pair and the brush body by virtue of a combined support; the combined support comprises a left and a right side baffles; and the brush body is fixedly connected with the squeezing roller pair through connecting screw rods to form a whole.

Abstract: A disassembly tool kit for replacing vehicular decorative plates comprises a handle including a handheld end and a handle-side engagement end far away from the handheld end, and at least one replaceable tool each including a tool-side engagement end corresponding to the handle-side engagement end and a working end far away from the tool-side engagement end. The handle-side engagement end includes a first fixing element and a first locking element. The working end includes a decorative-plate disassembly element. The tool-side engagement end includes a second fixing element corresponding to the first fixing element for a press-fit engagement and a second locking element corresponding to the first locking element for a locking effect. The user may select an appropriate replaceable tool according to the decorative plate or strip, which is to be disassembled, and install the replaceable tool in the handle.

Abstract: A multi-component quick assembly handle includes tubular members made of a permanently deformable material.

Abstract: A robotic turntable assembly for servicing an item includes a support station for supporting the item on a first support region of the support station. The first support region is movable between an operational zone and a non-operational zone. The robotic turntable assembly includes an operational assembly that services the item when the first support region supports the item and the first support region is within the operational zone. The operational assembly engages the support station and moves the first support region between the operational zone and the non-operational zone.

Abstract: An exoskeleton device provides for selectively adjusting an exoskeleton hip pivot/pivot position in the sagittal plane relative to the position of the hip pivot of a wearer of the exoskeleton. The exoskeleton hip pivots/pivot positions can be shifted forward or rearward relative to the hip pivots of the wearer and can either be automatically actuated by an exoskeleton control system or manually adjusted by the exoskeleton wearer. The invention particularly allows for differential hip placement in order to compensate for changing load or actuation conditions.

Abstract: A robot includes a base, a first arm rotatably provided on the base via a first connecting section, a second arm rotatably provided on the first arm via a second connecting section, and a movable shaft section provided in the second arm and movable with respect to the second arm. When a movable range of the movable shaft section is represented as S and the height between a distal end of the movable shaft section on the opposite side of the first arm at the time when the movable shaft section moves to the first arm side most with respect to the second arm and a first connection surface, which is a connection surface of the base and the first connecting section, is represented as H1, a relation H1?3S is satisfied.

Abstract: A method for energy management in a robotic device includes providing a base station for mating with the robotic device, determining a quantity of energy stored in an energy storage unit of the robotic device, and performing a predetermined task based at least in part on the quantity of energy stored. Also disclosed are systems for emitting avoidance signals to prevent inadvertent contact between the robot and the base station, and systems for emitting homing signals to allow the robotic device to accurately dock with the base station.

Abstract: A display control apparatus operable to display an operation of a robot comprising: an obtaining unit configured to obtain measurement information of a processing target that includes at least one of the robot and a target that the robot operates; an emphasizing unit configured to generate emphasized display information that emphasizes a feature of a portion of the processing target, based on the measurement information; a composition unit configured to generate composite display information in which the emphasized display information and non-emphasized display information other than the emphasized display information are composed; and an output unit configured to output the composite display information to a display unit.

Abstract: A robot includes an arm, and the arm is controlled using an offset of a reference point of a tool, the tool being attached to the arm, the offset being set based on a first state, in which a first image, in which the reference point is located at a control point of an image, can be taken by a imaging section, and a second state, in which a second image, in which the tool is rotated around a rotational axis passing through a position of the reference point in the state in which the reference point is located at the control point, can be taken by the imaging section, and controlled based on a third image, which is taken by the imaging section, and in which the control point is shifted from the reference point, in a process of a transition from the first state to the second state.

Abstract: A boom has a cylindrical body with a coupling flange at each end. The body is manufactured from a carbon fiber material. During construction of the carbon fiber body, an electronic feedback mechanism is embedded into the carbon fiber. The electronic feedback mechanism may be a simple electronic strain gauge. Optionally, the feedback mechanism may include a fiber optic cable woven into the carbon fiber weave.

Abstract: An integrated multiaxial wrist and grasper system for use in a robotic tool can yaw, pitch and grasp via actuation of four independent cable ends of four cables. The tool includes a drive mechanism that effects movement of the multiaxial wrist and grasper via actuation of the cables that extend between the drive mechanism and the wrist.

Abstract: A replacement glove assembly has a replacement access element defining an outermost shoulder end and an innermost hand end configured to receive a hand of a user. A replacement sealing assembly engages the outermost shoulder end of the replacement access element and defines a leading radial face defining a first coupling structure, a trailing radial face defining a second coupling structure, and an outer annular surface configured to be received by a glove port. A first glove cap has a first side and a second side opposite the first side. The first side defines a first mating structure sealably engaged with the first coupling structure of the leading radial face. The second side defines a second mating structure that is configured to sealably engage the second coupling structure of the trailing radial face of the replacement sealing assembly.

Abstract: A band cutter for removing bands or rings from tubing joints such as those on and associated with plumbing fittings, in particular where the band or ring has been used to secure plastic plumbing pipe or tubing over a fitting. The band cutter includes a main tool body defining an upper portion and a lower portion, a fixed jaw situated on the upper portion of main tool body, a moveable lower jaw independently slideably attachable to the main tool body and situated below the fixed jaw and above the lower portion.

Abstract: The device pertains to providing side shift force control using load cell force feedback in the web slitting industry. Further included is a removable means of providing the load cell force feedback without integrating the load cell with the side shift mechanism. This provides for easy maintenance of the blade cartridge and specifically the cutting blade.

Abstract: Truck mixer comprising a vehicle provided with a heat engine which cooperates with a movement unit having wheels, to effect the movement of the vehicle, a concrete mixer mounted on the vehicle and comprising a drum, and a device to selectively make the drum rotate. The device comprises an electric motor connected to the drum, and an electric energy generator unit suitable to selectively feed the electric motor.

Abstract: A method and system for performing work from a suspension work platform incorporating a work tool attached to an articulating arm system.

Abstract: The invention relates to a method and a device for heating an end section of a plastic pipe (1) to prepare for the formation of a sleeve on the plastic pipe, such that the end section can be heated to the deformation temperature of the plastic pipe or even higher by heating on the exterior by means of external heating jaws (2, 3) and on the interior by means of a heating mandrel (4) that can be inserted from the end into the plastic pipe (1).

Abstract: A clip fixing jig for fixing a clip member in a molding die for molding a seat pad has a wall part erected along a whole outer peripheral edge of a bottom part thereof. The wall part forms, above the bottom part, an accommodation space for accommodating extending parts. The clip fixing jig has fixing parts for detachably fixing a clip member, so that a clip member can be fixed to the clip fixing jig by inserting the clip member in the accommodation space. With a clip fixing jig provided in a molding die, a seat pad can be formed by insert molding, so that workability in clip member fixing work is improved.

Abstract: Disclosed in this specification is a casting cup assembly comprising frontcurve and basecurve molds which of which includes a ring that circumscribes the respective concave and convex mold surface. When the casting cup is assembled, the rings align and minimize de-centering and tilting of the concave and convex mold surfaces which, in turn, reduces edge defects.

Abstract: A process for fabricating a curved vehicle impact sandwich beam including a micro-truss structure. The method includes positioning a mold in contact with a curved bottom facesheet so that the mold and the bottom facesheet define a reservoir. The reservoir is filled with a liquid photo-polymer resin and a mask is positioned over the reservoir. A series of UV light sources are provided on a mounting member relative to the mask and the mounting member is flexed to conform to the shape of the bottom facesheet. Light from UV sources shines through apertures in the mask to cure and form polymerized struts in the reservoir to define the micro-truss structure formed to the facesheet.

Abstract: A system and method is provided for creating a structure including a vasculature network. A film deposition device is configured to dispense droplets onto a surface of a substrate to form a curable fugitive pre-patterned liquid film on the surface of the substrate. An electrohydrodynamic film patterning (EHD-FP) device has a patterned electrode structure formed to generate an electric field and to subject the film on the surface of the substrate to the electric field. The film thereby being formed by the EHD-FP into patterned features in response to being subjected to the electric field. Then a casting system is configured to cover the patterned features in an epoxy to form patterned structures, wherein the patterned structures comprise a fugitive vasculature structure.

Abstract: The present invention is directed to an impact resistant door facing. The facing includes a rectangular sheet of molded hardened polymeric material having first and second opposing major surfaces. A mat having a continuous structure is integrally molded into the sheet. The mat is sufficiently porous to allow the polymeric material to permeate the mat prior to the polymeric material having hardened. The mat is disposed within the sheet so that at least one of the major surfaces is unbroken. The present invention also relates to a method of forming the disclosed door facing, and a door formed therewith.

Abstract: A method for producing a foamed molded product includes: using a molding apparatus including a plasticizing cylinder having a high pressure kneading zone and a pressure reduction zone; and a screw; controlling a pressure of the pressure reduction zone to be a first pressure in a state that communication between the high pressure kneading zone and the pressure reduction zone is shut off, the first pressure being not less than an atmospheric pressure and not more than a maximum pressure of the high pressure kneading zone which is reached in a case that a molten resin is brought in contact and kneaded with a physical foaming agent; controlling back pressure of the screw to be a second pressure which is not less than the first pressure; and measuring a predetermined amount of the molten resin from which the gasified physical foaming agent has been separated.