Abstract: A coated abrasive article comprising a backing, an adhesive layer disposed in a discontinuous distribution on at least a portion of the backing, wherein the discontinuous distribution comprises a plurality of adhesive contact regions having at least one of a lateral spacing or a longitudinal spacing between each of the adhesive contact regions; and at least one abrasive particle disposed on each adhesive contact region, the abrasive particle having a tip, and there being at least one of a lateral spacing or a longitudinal spacing between each of the abrasive particles, and wherein at least 65% of the at least one of a lateral spacing and a longitudinal spacing between the tips of the abrasive particles is within 2.5 standard deviations of the mean.

Abstract: A work piece holder including, but not limited to, a bracket having a first arm, a second arm, and a gap between the first arm and the second arm. A first portion of the second arm is non-parallel with a first portion of the first arm such that a lower portion of the gap is narrower than an upper portion. The work piece holder further includes a wedge having a first side and a second side. The second side is configured to engage the first portion of the second arm. The wedge is configured to move along the first portion of the second arm. The wedge and the first arm support the work piece when the work piece is positioned in the gap and the wedge has moved along the first portion of the second arm to a position where it engages the work piece.

Abstract: An open wrench includes a head having a handle and a driving portion which has an opening. A first layer, a second layer, a third layer and a fourth layer are formed on each of the top and the bottom of the driving portion. The first layer and the second layer are located along the U-shaped opening of the head. The top face of the second layer is smaller than that of the first layer. The third layer extends from the middle portion of the first layer, and the fourth layers extends from the middle portion of the second layer. The top face of the fourth layer is smaller than that of the third layer. The open wrench is light in weight and strong in structure, and is able to output significant torque to objects.

Abstract: An open-end wrench is capable of locking and unlocking a hexagon nut continuously and contains: a holder, a driving head, a returning spring, and a handle. The holder is configured to accommodate the driving head, the returning spring, and an actuation shaft. The holder includes a first jaw, a body, and an accommodation cavity, wherein the accommodation cavity has a first panel, the holder further includes a first orifice for accommodating a first post, a second orifice for housing a second post, and a third orifice for accommodating a third post. The driving head includes a second jaw and an extension which has a second panel, a slot, a trench, and a projection. The returning spring is accommodated in the slot, and the handle includes the actuation shaft, an operation shaft, a concaved portion, and a coupling hole.

Abstract: A ratchet wrench includes a driving unit located in the installation hole of the head. The driving unit has a ratchet seat with a driving hole. Multiple first teeth are defined in one of the top and the bottom of the ratchet seat. A ring is mounted to the ratchet seat and has second teeth which are engaged with the first teeth of the ratchet seat. A cover is mounted to the ratchet seat and located corresponding to the ring. A resilient member is biased between the cover and the ring so as to resiliently push the second teeth of the ring to be engaged with the first teeth of the ratchet seat. The first teeth move over the second teeth to generate sound to acknowledge the user the driving direction.

Abstract: A ratchet wrench able to automatically adjust engaging tooth number according to extent of torsion includes a ratchet block having two ends respectively extending to form an extension portion able to be optionally pushed and stuck between a ratchet ring and the resisting surface of a ratchet moving groove. The engaging surface of the ratchet block is a concave arcuate surface, and the ratio of the radius of the concave arcuate surface and the radius of the ratchet ring is between 1.017 and 1.033. Thus, when the ratchet block bears high torsion, the extension portion will be pushed toward the ratchet ring and the resisting surface of the ratchet moving groove to be pushed by the resisting surface to increase mutually engaging tooth number of the ratchet block and the ratchet ring, thus enabling the ratchet block to automatically adjust engaging tooth number according to extent of torsion.

Abstract: A speed-selectable hand tool includes a handle, a cage member fixed to the handle, a shaft member extending into the cage member, a sleeve member sleeved on the shaft member and extending into the cage member, a plurality of transmission members each meshing with the shaft member and the sleeve member, a plurality of pawls mounted to the cage, a knob surrounding the pawls, and an outer casing mounted with the transmission members. The speed-selectable hand tool is operable to serve as a non-ratcheting hand tool or a ratcheting hand tool by rotating the knob relative to the cage member to actuate the pawls. The rotational speed of the shaft member relative to the handle is selectable through operation of the outer casing.

Abstract: The present invention seeks to protect Applicant's HYTORC Z System which involves: tools having multi-speed/multi-torque modes with torque multiplication and vibration mechanisms without use of external reaction abutments; a force transfer means to yield in-line co-axial action and reaction for use with such tools; driving means and shitting means capable of attaching to washers under the nut for use with such tools and force transfer means; associated washers for use with such tools, force transfer means and driving means; and related accessories for use with such tools, force transfer means, driving means and washers.

Abstract: A dual-setting rotating system selectively provides unidirectional rotation to a drive shaft. Along with the drive shaft, the system includes a primary ratchet gear fixedly disposed on the drive shaft and configured to motivate the drive shaft in principal rotation. A secondary ratchet gear is coaxial with the primary ratchet gear and rotatably attached about at least a portion of the drive shaft. A pinion gear is axially-aligned with the drive shaft and operably engaged with the secondary ratchet gear and a shaft gear to motivate the drive shaft during retrograde rotation. The shaft gear is rigidly attached to and coaxial with the drive shaft. A clutch plate spans the primary and secondary ratchet gear while a main body encloses at least a portion of the clutch plate.

Abstract: A method and a device are disclosed which seek to improve productivity of the installation of fasteners. This improved productivity is achieved by holding a fastener to a driving tool with a mechanical means for a substantial portion of an installation sequence to prevent nuisance disengagement between fasteners and their driving means including dropping of fasteners early in an installation cycle. The productivity of this fastener holding approach is best realized by allowing a streamlined operation with little interaction between the fastener driving device and an operator. Specifically, a fastener installation device is described which requires no direct manipulation of said device during the sequence of loading a fastener into said device, installation of said fastener with said device, disengagement of said device from said fastener to allow complete installation of said fastener, and loading a subsequent fastener.

Abstract: A tool for tightening a coupling nut includes: a hollow shaft having a length, an outer diameter, and a thickness, the hollow shaft including a longitudinal gap extending between a first end and a second end of the shaft, the shaft being formed of a resilient material; and a plurality of faces located on an inner diameter of the shaft adjacent one of the ends, the faces arranged to receive a coupling nut. The dimensions and material are selected so that, when the faces of the tool engage a coupling nut and a torque is applied to the shaft below a preselected level, the faces maintain engagement with the coupling nut, thereby rotating the coupling nut, but when a torque exceeding the preselected level is applied to the shaft, the shaft deflects sufficiently that the faces slip relative to the coupling nut, thereby preventing rotation of the coupling nut.

Abstract: A tool for installing cables in a split sleeve includes first and second guide portions, a third arcuate guide portion extending from and positioned radially outward of the first guide portion, the first and third guide portions forming a first guide slot therebetween, and a fourth arcuate guide portion extending from and positioned radially outward of the second guide portion, the second and fourth guide portions forming a second guide slot therebetween. The tool may be assembled to a split sleeve that is biased toward a rolled up configuration in which one side of the split sleeve at least partially overlies another side of the split sleeve. By positioning one or more cables within the tool while the tool is assembled to the split sleeve, a user may slide the tool along the split sleeve to position the cables within the split sleeve.

Abstract: Means of efficiently capturing the bearing with the collet comprising teeth elements and/or flanged collets.

Abstract: A fastener and a fastener installation device which enables cables to be installed in hard to reach places safely and quickly. The fastener including a body forming a loop; a first connector formed at a first end of the body; and a second connector formed at a second end of the body; wherein the first connector is complementary with the second connector. The first connector of the first fastener connects with a second connector of a second fastener and the second connector of the first fastener connects with a first connector of a third fastener to form a chain of fasteners. The installation device including a hollow body and a cap rotatably mounted to an end of the hollow body which includes an aperture allowing a top fastener to pass through the aperture when the cap is in a first position.

Abstract: A machine tool device includes at least one open-loop and/or closed-loop control unit and at least one drive-unit sensor unit configured to sense at least one drive-unit characteristic value, which can be processed by the open-loop and/or closed-loop control unit at least for open-loop and/or closed-loop control of a drive unit of a machine tool and/or for an output of information to an operator. The machine tool device further includes at least one processing-tool sensor unit configured to sense at least one processing-tool characteristic value, which can be processed by the open-loop and/or closed-loop control unit at least for open-loop and/or closed-loop control of the drive unit and/or for an output of information to an operator.

Abstract: An extendable hedge trimmer includes a housing having a handle end and a tool end. The handle end includes a battery and an electrical connector. The tool end includes a hedge trimming implement, a motor, and an electrical connector. The electrical connector of the tool end is electrically connected with the motor. Wiring is included within the handle end for electrically connecting the battery and the electrical connector of the handle end. The trimmer also includes a pole which is releasably connectable between the tool end and the handle end. The pole is configured for electrically connecting the handle end with the tool end. The trimmer also includes a latch mechanism for releasably attaching the pole between tool end and handle end. The trimmer also includes an input for receiving AC line power via a power cord, the trimmer configured for being power by AC line power and/or battery power.

Abstract: A handle assembly for a container, the container having a pivotally mounted pressure plate for dispensing a seaming compound, includes a connector plate configured for removably coupling to the pressure plate, a first handle for gripping with a first hand of a user, and a second handle for gripping with a second hand of the user. Each of the first handle and the second handle is coupled to the connector plate.

Abstract: The present invention discloses one-piece combinational tool that a worker can use to remove a nut or bolt. The combinational tool is a ratchet handle having an elongated ratchet shaft and a built-in extension bar. The ratchet shaft comprises a head portion, a tail portion and a transitional middle portion connecting the two. The head portion comprises a square drive log and a hexagonal attachment, disposed on opposing surfaces of the ratchet shaft. The tail portion comprise a hollow chamber which can accommodate the extension bar when it is not used.

Abstract: A tool holder comprises a first pair of opposing sides and a second pair of opposing sides. The second pair of opposing sides is disposed intermediate the first pair of opposing sides. The tool holder includes an at least one pocket attached to at least one of the sides. A first pair of straps connect a top edge of each of the first pair of opposing sides. The tool holder is configurable between an expanded position and a collapsed position.

Abstract: A tool tethering method includes the steps of providing a tool with a longitudinal portion, installing a base layer on the longitudinal portion, and providing a connector strap assembly. The connector strap assembly includes a closed-loop connector, a length of tubing, and a length of stretchable webbing secured to a connector and extending through the shrink tubing. A base layer is installed on the longitudinal portion of the tool. The length of stretchable webbing is aligned to extend along the base layer and the longitudinal portion is inserted into the tubing and substantially centered on the base layer. The tubing is caused to assume the reduced state to provide a snug fit on the hand tool, stretchable webbing, and base layer.

Abstract: A hand tool and retainer apparatus includes a hand tool and a retainer. The retainer retains the handles in a storage position. The retainer is manually fitted to a proximal end of the hand tool when a user retains the hand tool in a storage position. The retainer limits pivotal movement of the handles. A latch member of the retainer secures the retainer to the hand tool. When the hand tool is retained in the storage position, a button portion of the latch member is located such that manual depression of the button portion allows the retainer to be manually separated from the hand tool from a proximal end of the hand tool. Separation of the retainer from the hand tool allows the handles of the hand tool to pivot away from one another.

Abstract: A motor-driven articulated haptic interface arm includes a frame; an arm linked to the frame and rotationally mobile about an axis; and a motor including a rotor, which delivers at least one maximum resistant torque about the axis opposing at least part of forces applied to the arm by its environment. A main transmission transmits to the arm the resistant torque about the axis and includes a capstan-type cable reducer. The arm includes elements for evaluating the resistant torque transmitted to the arm by the motor; braking rotation of the arm about the axis; activating the brake when the maximum resistant torque is reached by the motor; evaluating, after activation of the brake, the forces transmitted to the arm by the environment, including determining a deformation of the transmission under the forces; and deactivating the brake when the deformation goes below a predetermined threshold value.

Abstract: A method for processing information and an electronic device are provided, in order to improve the performance of response of an electronic device. The method includes: obtaining environmental information of a current environment; determining, based on the environmental information, a first operation instruction corresponding to the electronic device and an execution parameter corresponding to the first operation instruction, where the execution parameter is a parameter selected among at least two execution parameters corresponding to the first operation instruction; and controlling the electronic device to perform a first operation corresponding to the first operation instruction based on the execution parameter.

Abstract: In one embodiment the present disclosure provides a robotic updating apparatus that includes mapping circuitry to provide movement instructions, the mapping circuitry including map data; wherein the map data includes a defined area for the robotic updating apparatus; movement circuitry to receive the movement instructions and to control movement of the robotic apparatus within the defined area; wherein movement is based on, at least in part, the movement instructions; device discovery circuitry to discover at least one target device within the defined area; and update circuitry to provide update for at least one target device; wherein the device discovery circuitry also to communicate the update to the at least one target device.

Abstract: A robot system includes a robot arm including arms and joint parts such that each of the joint parts is connecting two arms, and an auxiliary arm including links, joints and sensors such that each of the joints is connecting two links and that the sensors detect rotation angles of the joints. The auxiliary arm has an end attached to the robot arm at a position which includes multiple joint parts of the joint parts from a base end side to a front end side of the robot arm such that the auxiliary arm follows movement of the robot arm.

Abstract: A robot includes: a base; a first arm rotatably coupled to the base about a first axis of rotation; a second arm rotatably coupled to the first arm about a second axis of rotation, the second axis of rotation being an axis perpendicular to the first axis of rotation or being an axis parallel to an axis perpendicular to the first axis of rotation; a third arm rotatably coupled to the second arm about a third axis of rotation, the third axis of rotation being an axis parallel to the second axis of rotation; a first angular velocity sensor installed to the first arm and having an angular velocity detection axis parallel to the first axis of rotation; and a second angular velocity sensor installed to the third arm and having an angular velocity detection axis parallel to the third axis of rotation.

Abstract: A numerical controller and a robot controller share interpolation level move data obtained by recording position information for each interpolation period of a robot in association with an index. Based on the interpolation level move data, a preceding position of the robot after the passage of a time (lead time) for calculating a next preceding position since a reference time for interference check is calculated. And, based on the robot preceding position and a preceding position (machine preceding-position) of an axis of the machine after the passage of the lead time, interference between a machine and the robot is checked.

Abstract: An apparatus and method for providing an accuracy of robot location information.

Abstract: The present disclosure illustrates a system for automatically and precisely positioning a robotic arm and method thereof. A control computing apparatus of the present disclosure controls a probe of the robotic arm to touch one of the positioning devices, and acquires a moment variation of each of the axes from a moment sensing device of the robotic arm, and then computes the distance between a geometric center of the touched positioning device and a coordinate origin according to a geometric feature of the touched positioning device, and then positions the robotic arm according to the moment variations of the axes and the distance between the geometric center of the touched positioning device and the coordinate origin. Therefore, the technical effect of quickly, precisely positioning the robotic arm without the error accumulation can be achieved.

Abstract: Provided is a robot device including an image input unit for inputting an image of surroundings, a target object detection unit for detecting an object from the input image, an object position detection unit for detecting a position of the object, an environment information acquisition unit for acquiring surrounding environment information of the position of the object, an optimum posture acquisition unit for acquiring an optimum posture corresponding to the surrounding environment information for the object, an object posture detection unit for detecting a current posture of the object from the input image, an object posture comparison unit for comparing the current posture of the object to the optimum posture of the object, and an object posture correction unit for correcting the posture of the object when the object posture comparison unit determines that there is a predetermined difference or more between the current posture and the optimum posture.

Abstract: An information processing method and an electronic device are provided. The method includes: acquiring a first parameter related to a first behavior of a user of an electronic device, in a case that a current position of the electronic device is a first position, where the first behavior is a behavior which does not cause the electronic device to move; determining whether the first parameter meets a preset condition to obtain a first determination result; and adjusting the current position from the first position to a second position, in a case that it is determined that the first parameter meets the preset condition.

Abstract: A motor-driven articulated haptic interface arm includes: a frame; an arm linked to the frame and rotationally mobile about an axis; and a motor, which delivers at least one torque about the axis countering at least one part of forces applied to the arm by its environment. A main transmission transmits the torque to the arm and includes a capstan-type cable reducer, and an auxiliary transmission transmits the torque to the arm. The auxiliary transmission is capable of taking at least two states: an inactive state, when the forces applied to the arm by its environment are below a predetermined threshold, in which the auxiliary transmission transmits no torque to the arm; and an active state when the forces applied to the arm by its environment are higher than a predetermined threshold, in which the main transmission transmits no torque to the arm.

Abstract: A method for switching a control of a robot into a manual operating mode, wherein the robot is movable by a user manually applying at least one of a force or a torque upon the robot, includes detecting at least one of joint forces or joint torques of the robot, and triggering an error reaction in response to the switching and based on at least one of the detected joint forces and/or joint torques, target joint forces and/or target joint torques, or a pose of the robot.

Abstract: A robotic gripper includes a gripper palm, a first pair of adjacent fingers extending from the palm, each finger in the first pair of fingers including a first link coupled to a second link by a rotatable joint, and a second pair of adjacent fingers extending from the palm, each finger in the second pair of fingers including a first link coupled to a second link by a rotatable joint. A web member is attached to the first pair of adjacent fingers, the web member having a web portion having a gripping face, the web portion disposed between a first one of the first pair of adjacent fingers and a second one of the second pair of adjacent fingers.

Abstract: Exemplary embodiments relate to improvements in robotic systems to reduce biological or chemical harborage points on the systems. For example, in exemplary embodiments, robotic actuators, hubs, or entire robotic systems may be configured to allow crevices along joints or near fasteners to be reduced or eliminated, hard corners to be replaced with rounded edges, certain components or harborage points to be eliminated, shapes to be reconfigured to be smoother or flat, and/or or surfaces to be reconfigurable for simpler cleaning.

Abstract: An extendable and retractable arm mechanism includes a first structure group formed by coupling a plurality of first structures and a second structure group formed by coupling a plurality of second structures. Each of the first structures includes lock part for fixing the second structures. When the first structure group and the second structure group extend, the lock part fixes the second structures to the first structures.

Abstract: Apparatus and methods for navigation of a robotic device configured to operate in an environment comprising objects and/or persons. Location of objects and/or persons may changed prior and/or during operation of the robot. In one embodiment, a bistatic sensor comprises a transmitter and a receiver. The receiver may be spatially displaced from the transmitter. The transmitter may project a pattern on a surface in the direction of robot movement. In one variant, the pattern comprises an encoded portion and an information portion. The information portion may be used to communicate information related to robot movement to one or more persons. The encoded portion may be used to determine presence of one or more object in the path of the robot. The receiver may sample a reflected pattern and compare it with the transmitted pattern. Based on a similarity measure breaching a threshold, indication of object present may be produced.

Abstract: A composite knife made from layers of Metal Matrix Composite (MMC) is disclosed. It includes a middle layer of fibrous preform including a hard insert placed longitudinally at its periphery. The hard insert, after sharpening, represents the cutting blade portion of the composite knife. The composite knife further includes a carrier which forms the load bearing member of the cutting blade, as well as forming the integral handle of the composite knife. The carrier portion of the composite knife includes at least one top and at least one bottom layers of fibrous preform, sandwiching the middle layer that contains the cutting edge portion of the knife. A metallic material is infiltrated within the fibrous preforms and extends throughout the composite blade structure forming the MMC knife, the metallic material bonding the middle layer within the carrier, and bonding the top and bottom surface of the hard insert within the carrier.

Abstract: The present disclosure relates to an apparatus and method for trimming hairs by rotating a housing on a handle that contains one or more razor blades angled for shaving adjacent hairs.

Abstract: An electric clipper includes an exterior surface having at least one solar cell integrally included therewith, which solar cell is configured to at least partially charge a battery of the electric clipper.

Abstract: A method of assembling a heating element for a shaving razor by providing an insulating member having a base with a plurality of spaced apart electrical terminals. A flexible printed circuit board having a plurality of spaced apart electrical terminals is provided. The electrical terminals of the insulating member are soldered to the corresponding electrical terminals of the flexible printed circuit board. A liquid non electrically conductive underfiller encapsulant is dispensed between the base of the insulating member of the base of the flexible printed circuit board forming a water tight seal between each of the spaced apart electrical terminals of the insulating member and between each of the electrical terminals of the flexible printed circuit board by curing the liquid non electrically conductive underfiller encapsulant.

Abstract: A heating element for a shaving razor having an insulating member with a base and at least one electrical terminal. A flexible printed circuit board having a base with at least one electrical terminal electrically and mechanically coupled to the corresponding electrical terminal of the insulating member. A non electrically conductive underfiller encapsulant is positioned between the base of the insulating member and the base of the flexible printed circuit board to provide a water tight seal around the electrical terminals.

Abstract: A grip for a knife, the knife characterized by a handle, a blade, a blade spine, and a blade edge, said grip comprising a forefinger grip located on a first face of the blade, said forefinger grip comprising a first forefinger guide, a second forefinger guide, and a forefinger retaining area configured to retain a first portion of a forefinger of a user; a thumb grip located on the second face of the blade, said thumb grip comprising a thumb guide and a thumb retaining area configured to retain a thumb of the user; and a platform located on the blade spine, said platform configured to provide support for a second portion the forefinger of the user.

Abstract: A food cutting assembly includes an outer ring has a circular shape. The outer ring has an inner surface, an outer surface and a bottom edge comprising a blade. A pair of handles is attached to the outer surface. A plurality of cutting members is attached to and extending between the outer ring and an inner ring such that the inner ring is coaxial with the outer ring. Each of the cutting members has a lower edge comprising a blade. The lower edges of the cutting members and the bottom edge are co-planar. An intermediate ring has a first edge and a second edge positioned opposite of each other wherein the second edge is directed downwardly and comprises a blade. The intermediate ring is removably attached to the cutting members such that the second edge is co-planar with the lower edges.

Abstract: Examples are disclosed that relate to heat-based cutting of an adhesive joint of a device. One disclosed example provides a device, comprising an adhesive joint connecting a first component and a second component via an adhesive layer, and a cutting affordance incorporated within the device and positioned within the adhesive joint or adjacent the adhesive joint.

Abstract: A cutting table for cutting a fiber preform obtained by three-dimensional weaving and having two portions that are connected together by at least one zone of non-interlinking and that present outlines of different shapes, the cutting table including: a tabletop provided with a recess for receiving flat one of the portions of the preform to be cut; sacrificial plates for interposing between the portions of the preform for cutting and for being fastened to the tabletop; at least one cutting template designed to be pressed against the portion of the fiber preform that is not positioned in the recess; and a device for applying compacting pressure against the cutting template.

Abstract: In accordance with one embodiment, a paper processing apparatus comprises a perforation unit configured to include a rotary blade for perforating conveyed paper in a direction parallel to a conveyance direction and be capable of moving the rotary blade in a direction orthogonal to a conveyance path of the paper; a skew detection section configured at the upstream side of the perforation unit to detect the skew of the paper; a skew correction mechanism configured to incline the perforation unit and the rotary blade according to the detected skew amount of the paper; and a control section configured to control the position of the rotary blade and move the rotary blade to a perforation processing position before the paper is conveyed to the perforation unit.

Abstract: A working height adjustment device of a processing machine includes a slide seat mounted to a fixing frame seat. The slide seat is provided with an adjustment seat having a through hole. The through hole is inserted with a micro adjustment rod having a threaded section. The micro adjustment rod is pivotally connected with a rotatable handle. A control rod having a link rod is provided between the fixing frame seat and the slide seat. The adjustment seat has an accommodation hole which is provided with an elastic member, a movable member and a push knob. The movable member has an engaging hole. One side of the engaging hole is formed with a toothed portion. The threaded section of the micro adjustment rod passes through the engaging hole. One end of the movable member is inserted into the elastic member, and another end is connected with the push knob.

Abstract: Methods and systems for adjusting a toolrest of a lathe are disclosed herein. In one embodiment, a mechanism comprises a banjo holding a toolrest, the toolrest being coarsely adjusted to a first vertical position relative to the banjo; a toolrest adjustment knob allowing for the fine adjustment of a second vertical position of the toolrest relative to the banjo; and a banjo adjustment knob allowing for an adjustment to a horizontal position of the toolrest to a banjo.

Abstract: A jig for making chopsticks defines a guideway for a cutting tool and includes a workpiece holder that is configured to support a stick thereon in at least two different positions inclined at different angles relative to the guideway when the jig is in use. The jig may form part of a system for making chopsticks including a cutting tool that is manually slid along the guideway to cut the stick. The jig enables the stick to be positioned in several different positions sequentially so that in each of the different positions the cutting tool cuts a different surface of the stick to thereby form a high quality chopstick by hand. The jig may be reconfigurable for different styles of chopsticks, and may include a blade sharpening feature and an optional end-trimming assembly for cutting a pyramidal finial on an end of the chopstick.