Abstract: A tool arrangement for a rotary machining tool, for example a grinding disk, has a spindle rotatably accommodated in a housing via a bearing set, onto which spindle a tool holder including a tool mandrel can be clamped for fixing the tool. The tool holder with the tool can be clamped onto the spindle such that the at least one front bearing of the bearing set as well as the set center of the bearing set are enclosed by the tool mandrel and/or the tool.

Abstract: A curtain cutting aid includes a curtain holder including two hollow holder blocks arranged in parallel and defining therein a respective insertion space in communication with each other for a insertion of a curtain, a bearing plate connected between the two hollow holder blocks and a cutting groove defining between the two hollow holder blocks for the insertion of a cutter to cut off the inserted curtain, and a stop rod selectively and detachably mounted in the insertion space of one of the two hollow holder blocks to stop the inserted curtain in place for cutting. Thus, the curtain cutting aid can effectively enhance the convenience and precision of the cutting operation.

Abstract: A method for simultaneously cutting a multiplicity of wafers from a cylindrical workpiece having an axis and a notch applied parallel to the axis in a lateral surface of the workpiece includes applying a cut-in beam on the workpiece where the cut-in beam has a head end and a foot end. The head end is inserted into the notch of the workpiece. The workpiece is held with a feed device so as to position an axis of the work piece parallel to the axes of cylindrical wire guide rollers of a wire saw. The cut-in beam is moved through a planar wire web, where the planar wire web has sections of wire arranged parallel to one another and perpendicular to the axes of the wire guide roller. The wire sections are moved the longitudinal wire direction in the presence of abrasives.

Abstract: Systems and methods for transferring heat and/or sound during liquid extraction and/or cleaning processes are disclosed. A fluid extraction system in accordance with a particular embodiment includes a fluid extractor having an outlet positioned to deliver extracted waste fluid, and a fluid tank operatively coupled to the extractor. A blower, having an air intake and an air outlet through which blower air passes, is operatively coupled to the extractor outlet to draw the extracted waste fluid from the extractor. A muffler is positioned at least partially within the liquid tank and has a flow path along which the blower air passes. In particular embodiments, the muffler can also provide a heat exchanger function, for example, to heat cleaning fluid provided to the extractor.

Abstract: A hydraulic drive system readily adapted for either manual actuation or motor-driven actuation due to the unique design of the hydraulic drive and its coupling to either a hand crank or to a motorized drive to provide hydraulic pressure to lift cylinders that can be attached to table legs for vertical adjustment. The hydraulic drive includes a screw jack having an end extending from one end of a housing and splined or otherwise keyed. A manual crank arm or motorized drive assembly includes a coupling which mates with the end of the screw jack to provide a drive force for the hydraulic cylinder drive. The motorized drive assembly includes a pair of toothed hubs and an intermediate flexible sleeve allowing alignment of the motorized drive to the drive assembly as well as providing sound dampening, a cushioned coupling, and facilitates overcurrent detection.

Abstract: An industrial truck (1) has a drive section (2) and a load section (4) movable relative to the drive section (2). The load section (4) has at least one wheelarm (5) with at least one load roller (6). A linkage (10) is connected with the load roller (6). A lever system (11) activates the linkage (10). The lever system (11) comprises a first lever (15) swivelably mounted at a first bearing point (16) on the drive section (2) and swivelably mounted at a second bearing point (17) on the load section (4). A second lever (20) swivelably mounted at a bearing point (21) on the load section (4) and coupled at a coupling point (22) with the linkage (10). An intermediate lever (25) is connected at a coupling point (26) with the first lever (15) and at an additional coupling point (27) with the second lever (20).

Abstract: A fast-adjust trailer jack has three telescoping tubular segments, an upper, an intermediate and a lower. A lead screw is used to operatively couple the upper to the intermediate and a tension spring is coupled between the intermediate and the lower to normally urge the retraction of the lower into the intermediate. A spring-biased pin and hole based detent mechanism is employed to allow setting of the degree of extension of the lower tubular segment with respect to the intermediate tubular segment.

Abstract: A door painting assembly for mounting the door to a support such that the door may be rotated to facilitate painting the door includes a mount operationally coupled to a door. The mount comprises a rod operationally coupled to the door. The rod extends laterally away from the door. An outer surface of the rod has a concavely arcuate area. A pair of brackets is each coupled to the rod. Each of the pair of brackets is coupled to the door so the rod is retained on the door. A rest is operationally coupled to a supporting structure. The concavely arcuate area of the rod engages the rest. The door is supported above a support surface at a height is accessible to a user. The door is rotatable so the user may easily paint each side of the door.

Abstract: An adjustable angle workpiece positioning disc includes a partial quarter section defining confronting and intersecting surfaces that form an orthogonal angle therebetween. A central through hole located at the center of the disc. Disc coordinate axes originated at the center of the central through hole. Pluralities of angle through holes are arrayed about the central through hole. The disc is mountable to the plate by doweling the central through hole with a dowel pin receiving hole and by doweling one angle through hole with a dowel pin receiving hole in accordance with a desired revolved angle between the disc coordinate axes and the plate coordinate axes.

Abstract: To prevent entrance of swarf or cutting oil from a workpiece recovery opening, in a workpiece recovery unit, a cover 21 which covers an upper side and a lateral side of a workpiece recovery opening 19 opening in an upper side of a workpiece recovery section 18 disposed lateral to a holder 13 which holds a processed workpiece 1?, a workpiece transport path 23 from an entrance 22 opening in a lower side provided in the cover 21 to the recovery opening 19 is formed in a step-like shape, the holder 13 is supported so as to be movable in an up-and-down direction and a right-and-left direction, the workpiece 1? is moved along the transport path 23 by the holder 13, and is transported to the upper side of the recovery opening 19 from the entrance 22 so as to be recovered in the recovery opening 19.

Abstract: A trap-setting apparatus for use in setting a dog-proof trap that includes a continuous side wall, a spring member that is movable between a tripped configuration extending away from the side wall and a rigging configuration adjacent thereto. The trap-setting apparatus includes a cam member and an elongate handle having a proximal member coupled thereto and a distal end displaced therefrom, the handle being configured to rotate the cam member when moved. The trap-setting apparatus includes a pair of hook members each having a first end coupled to the cam member and a second end selectively coupled to the spring member of the dog-proof trap. In use, a user movement of the handle causes the cam member to rotate relative to the side wall of the trap and to move the spring member from the tripped configuration toward the rigging configuration.

Abstract: The liquid diffuser adapter is intended to be attached to the arbor wheel of a center fed, wet stone fabrication machine to facilitate dust elimination. The adapter contains a fastener, a plurality of diffusing channels, and a protective coating. The fastener includes a main body, a flange, and a receptive cavity. The flange is concentrically and adjacently connected to the main body. The receptive cavity traverses through the flange and partially into the main body. The receptive cavity contains an opening, a threaded portion, and a hub portion. The threaded portion is used to attach the adapter to the arbor wheel through the opening; the hub portion allows for water to flow into the device and be redirected into the plurality of diffusing channels; the plurality of diffusing channels is radially positioned about the receptive cavity, connecting the hub portion to the exterior environment and thus the cutting disk.

Abstract: A bushing removal device for removing a pilot bushing from a crankshaft cavity includes a casing defining a threaded bore extending into the casing. A grease fitting is coupled to an outer wall of the casing and configured to receive an infusion of grease. The casing includes a grease channel in communication with the grease fitting and with a grease channel outlet situated at the threaded bore. A nozzle includes opposed proximal and distal ends, the proximal end having a threaded configuration received into the casing threaded bore. The nozzle includes a grease conduit having a grease conduit inlet at the proximal end that is in communication with the casing grease channel when the nozzle is coupled to the casing and having a grease conduit outlet at the distal end of the nozzle. The casing and nozzle also include air channels and valve for exhausting air from the crankshaft cavity.

Abstract: The invention relates to a method for centering grinding of workpieces, for example optical lenses by a grinding tool using an actuator for generating an advancing movement between the grinding tool and the workpiece, wherein the actuator and a current regulator for an actuator current which determines an advancing force of the actuator are integrated in a position control loop using a predetermined control cycle. For each control cycle: (i) a desired direction of movement (Rsoll(n)) of the advancing movement and an actual direction of movement (Rist(n)) of the advancing movement are ascertained; then (ii) the ascertained actual and desired directions of movement are compared to one another; and (iii) when the comparison results in a deviation between the actual and desired directions of movement, a predetermined current limit (Isollmax) for the actuator current emitted via the current regulator is decreased in a defined manner.

Abstract: A method of polishing one side of a wafer, which makes it possible to accurately realize the desired wafer edge shape without dependence on the period of use of a polishing cloth, is provided. In the method according to the present invention, a wafer fixed to a head is brought into contact with a polishing cloth provided on a surface of a surface plate, and the head and the surface plate are rotated, thereby polishing one side of the wafer, the method including the steps of measuring a contact angle of the polishing cloth (S1); determining a rotation speed of the head and the surface plate, based on the measured contact angle of the polishing cloth (S4); and polishing the one side of the wafer by rotating the head and the surface plate at the determined rotation speed (S5, S6).

Abstract: A surface cleaning apparatus comprises an air flow path extending from a dirty air inlet to a clean air outlet and a main body comprising a suction motor. The suction motor provided in the air flow path. The surface cleaning apparatus also includes an air treatment member (preferably a cyclone bin assembly) provided in the air flow path. The air treatment member may be removably mounted to the main body. The air treatment member may include a power switch. A circuit may connect the suction motor to an electrical source. The circuit may be open and closed by operation of the power switch, and the circuit may be interrupted when the air treatment member is removed from the main body.

Abstract: A vacuum cleaner is disclosed. The present invention relates to a vacuum cleaner that is able to form dust and foreign substances collected in a dust collection device provided therein in a single mass shape to discharge it efficiently, not scattered in a dust collecting device. The vacuum cleaner includes a body, a dust collection device collecting dust and foreign substances therein, a compression device provided in the dust collection device to collect the dust and foreign substances collected in a predetermined portion of the dust collection device and to compress the collected dust and foreign substances, and a liquid supply device arranged in the dust collection device, in communication with an inside of the dust collection device, to supply liquid material to the dust collection device.

Abstract: Medical device loading apparatuses, systems, methods and kits are described. A loading apparatus comprises a main body having a proximal end defining a proximal opening, a distal end defining a distal opening, and a passageway extending between the proximal and distal openings. An expandable intraluminal medical device can be loaded into a delivery catheter using the loading apparatus by placing the device into the passageway such that it is in a radially-expanded configuration; pulling the device along an axial path through the loading apparatus such that the device transitions from the radially-expanded configuration to a radially-compressed configuration; and pushing the radially-compressed device along the axial path into the delivery catheter.

Abstract: A surface cleaning apparatus comprises an air flow path extending from a dirty air inlet to a clean air outlet. The surface cleaning apparatus may also comprise a main body comprising a suction motor provided in the air flow path. A cyclone bin assembly may be provided in the air flow path and may be removably mounted to the main body. The cyclone bin assembly may comprise a cyclone chamber. A hose connector may be provided on the main body. The hose connector may comprise a portion of the air flow path from the dirty air inlet to the cyclone bin assembly. The hose connector may be nested in the cyclone bin assembly when the cyclone bin assembly is mounted to the main body.

Abstract: The invention discloses a metal-bonded diamond grinding wheel prepared by self-propagating pressure-less sintering and a preparation method thereof. The metal bonded diamond grinding wheel mainly comprises a working layer and a non-working layer, wherein the working layer comprises metal bond and grinded diamond, the non-working layer is metal bond, and the metal bond in the working layer and non-working layer have the same components that comprise metal powders of Cu, Al, Ni, Ti, Sn, and Co. To prepare the metal-bonded diamond grinding wheel prepared by self-propagating pressure-less sintering solves the problems of high energy consumption and low manufacture efficiency in the current sintering processes of the metal bonded diamond grinding wheel, and improves the binding force of the metal bond to the grinded diamond by forming carbides between the bond and the grinded diamond.