Abstract: A pipe homing tool includes a plurality of clamps each having a clamp cavity, a chain extending through the clamp cavity of each of the plurality of clamps and a binder engaging the chain and adapted to selectively shorten and lengthen the chain.

Abstract: One embodiment includes an electrode dressing apparatus having a rotatable dressing blade including a first cutting face, an electrode comprising an electrode body and a weld face, and an electrode guide positioned absolutely relative to the rotatable dressing blade to position the weld face of the electrode at a designated location over the first cutting face.

Abstract: A drill, including: a substantially columnar drill holder including, at a front end portion thereof, a first insert pocket and a second insert pocket formed closer to the outer periphery of the drill holder than the first insert pocket; a first insert which is attached to the first insert pocket and includes a first cutting edge at an intersection of an upper face and a side face; and a second insert which is attached to the second insert pocket and includes a second cutting edge at an intersection of a upper face and a side face. The first insert pocket is located passing through a central axis of rotation of the drill holder. The second cutting edge has a concave shape when viewed from the front end side of the drill holder, and has a curved line at least a part thereof.

Abstract: An apparatus and method for removing a fitting from a pipe having a central axis. The apparatus includes a guide member which defines a guide passage and a means for supporting the guide member within at least a portion of the pipe with the longitudinal axis of the guide passage in a coaxial relationship with the central axis of the pipe. The apparatus also includes a rotary hole saw having a cylindrical wall provided with a plurality of cutting teeth on an open end thereof and a central axis of rotation. The cylindrical wall defines a cylindrical chamber. A guide rod is connected to the rotary hole saw such that the guide rod extends through the cylindrical chamber of the hole saw and beyond the open end thereof in coaxial alignment with the central axis of rotation. The guide rod is slidingly receivable in the guide passage of the guide member.

Abstract: An apparatus for compacting waste objects includes a seat provided with a support assembly for supporting the waste object to be compacted; a push member being moveable inside the seat for compacting in use of the apparatus the waste object against an end wall of the seat; the support assembly including two support members that rotate away from each other for discharging the compacted object through an aperture. The support members can impede discharge of a compacted object of a specific type through the aperture to collect the compacted object of the specific type in a dedicated container. Protuberances can be applied to the push member and an end wall of the seat for producing depressions in the compacted object so that the compacted object does not lose the compacted condition once pressure applied by the push member is removed.

Abstract: A rotary spindle head with gear reducer is provided, which comprises a rotary spindle unit, a fork-shaped type spindle base and a driving unit. The fork-shaped spindle base is for linking up the rotary spindle unit with a machine tool, and the driving unit comprises a torque motor and a gear reducer which are sited coaxially on the fork-shaped spindle base. The gear reducer is connected to the rotary spindle unit to drive and rotate the rotary spindle unit in the fork-shaped spindle base. The gear reducer is designed to lower decelerating rate. Besides, the input and output of the gear reducer are coaxial design, the torque of torque motor could be magnified to several times and maintain higher rotational speed to do the high speed light cutting and high torque heavy cutting work.

Abstract: A power tool arbor assembly includes an arbor; an actuating member located at a second end of the arbor; and a friction member located at the second end of the arbor, the friction member being axially movable along the second end of the arbor. The friction member has a first axial position when no power tool accessory is attached to the second end of the arbor, the friction member being moveable toward a first end of the arbor from the first axial position to a second axial position in response to contact between the power tool accessory and the friction member, and the friction member being moveable toward the first end of the arbor from the second axial position to a third axial position when the actuating member is actuated.

Abstract: In one embodiment of the present invention, a power tool includes a housing having a first opening formed therein with a motor being contained within the housing. The tool includes a device for sharpening a writing implement. The sharpening device is at least partially contained within the housing and accessible through the first opening which permits the writing implement to be inserted into the sharpening device. The sharpening device is operatively connected to the motor such that operation of the motor drives the sharpening device.

Abstract: In a method of producing a hardened formed part, in particular for a structure or body part of a motor vehicle, a metal blank is heated and then hot formed in a cavity of a thermoforming mold to produce a formed part. The formed part is hardened in the cavity of the thermoforming mold through contact with a coolant fed into the cavity via feed channels, whereby a state of aggregation of the coolant is adjusted or the coolant is maintained at a pressure above the steam pressure.

Abstract: A tool holder fixing structure is arranged to fix a tool holder for holding a tool attached with a throwaway tip to a tool-holder holding part of a machine tool so that a foreign-matter receiving clearance is provided between the tool holder and the tool-holder holding part. The foreign-matter receiving clearance is defined in a range of +30° to ?30° from a cutting-edge position of the throwaway tip assumed as an original point and in a range of 150° to 210° from the original point, respectively.

Abstract: A method of forming a tenon on one side of a metal plate member by means of punching the wall of one side of the metal plate member with a punch or punches to form a protrusion and then punching the protrusion with a punch rod to extend the height of the protrusion and to deform the protrusion into a tubular configuration.

Abstract: A vibration-reduction mechanism for a gear cutting machine is provided with a vibration-reduction mechanism that includes balancer shafts arranged in parallel to a crank shaft. The balancer shafts rotate synchronously with the crank shaft at the same speed as the speed of the crank shaft. One balancer shaft rotates in the opposite direction to the rotational direction of the crank shaft while the other balancer shaft rotates in the same direction as the rotational direction of the crank shaft. The vibration-reduction mechanism also includes: main balancer weights detachably attached onto the crank shaft; and sub balancer weights detachably attached onto the balancer shafts. The balancer weights are selected on the basis of a stroke width of the main shaft and on the basis of a lead corresponding to the helical angle to be formed in the workpiece W.

Abstract: Provided is a spinning method of reducing a diameter of a work piece pipe body with processing rollers disposed on an outer surface of the work piece pipe body, the processing rollers being configured to be relatively revolved around the work piece pipe body, wherein, when the processing rollers are axially reciprocated while being moved in a radius direction of the work piece pipe body, wherein the diameter reducing process with the processing rollers is performed under a state in which a wound body formed of an elastic sheet-like material is inserted as a core body into the inside of a portion of the work piece pipe body to be subjected to the diameter reducing processing.

Abstract: The invention relates to a continuous or instrumented indentation device for a material. The indentation device includes an indenter, a bearing means for the material to be indented, a means for moving the indenter and/or the bearing means for contacting the indenter with the material to be indented, and for pressing the indenter into the material, and a means for measuring the force and movement of the indenter when the indenter is pressed into the material. The bearing means includes a convex surface for receiving the material to be indented and is oriented towards the indenter so that the material is capable of bearing on the convex surface. The indenter may comprise a one-piece structure. The means for measuring the movement of the indenter when the indenter is pressed into the material includes at least three movement sensors angularly arranged at an equal distance about the indenter.

Abstract: A pressure-relief valve is provided. The pressure-relief valve having a valve body with a passage that can be closed by a moving closure element. An electromagnet is mounted detachably on the valve body and interacts with an armature in driving connection with the closure element. A spring interacts with the closure element the bias tension of which can be changed by an adjustment element that can be moved manually relative to the valve body. The adjustment element and the valve body are constructed such that a manual change of the bias tension of the spring by means of the adjustment element is then possible only when the electromagnet is detached from the valve body. Also provided is a round baler employing such a pressure-relief valve.

Abstract: A tube support mechanism is adaptable to a respective tube diameter being transported, and includes an articulated link chain that rests against a circumference of a tube, and includes chain links. The chain links are disposed in at least two planes, overlap one another from plane to plane in overlap zones, and are pivotably connected. Facing ends of the chain links of a given plane of chain links have identical gear wheel contours that mesh with one another. Adjustment of the tube support mechanism from one nominal diameter to another is effected by a pressure effect, onto the tube support mechanism, of a conical tube transition piece that results during the change in diameter during continuing operation. An angle of contact of the tube support mechanism against a tube successively changes.

Abstract: The present invention provides a mandrel mill and the like that is capable of not only enhancing the elongation ratio of the pipe or tube, but also suppressing a pinhole defect from occurring. The first means of the present invention provides a mandrel mill comprising a plurality of rolling stands in which two grooved rolls R11, R12 are disposed, respectively, the mandrel mill being characterized in that the roll diameter ratio for the first rolling stand and the second rolling stand is set at a value of 4.6 or over. The second means of the present invention provides a mandrel mill comprising a plurality of rolling stands in which three grooved rolls R21, R22 and R23 are disposed, respectively, the mandrel mill being characterized in that the roll diameter ratio for the first rolling stand and the second rolling stand is set at a value of 2.8 or over.

Abstract: An electric hand-held binding apparatus according to embodiments including a wire feeding device configured to convey the binding wire. The binding apparatus further includes a twisting device including a twisting shaft, a fork disposed on an end of the twisting shaft, a twisting shaft spur gear disposed on the shaft, and a twisting shaft bevel gear. The twisting device is configured to wrap an object with the binding wire. The binding apparatus further includes a cutoff device configured to cut the binding wires. In the binding apparatus, the twisting shaft spur gear includes a groove on a surface in contact with the twisting shaft bevel gear, and the twisting shaft bevel gear includes a pillar configured to slide in the groove so that a rotation of the driving wire-feeding wheel shaft is desynchronized relative to a rotation of the twisting shaft.

Abstract: An adhesive applicator is disclosed for the application of a hot melt adhesive to the spine of a book block so as to adhesively bind the book block to its respective cover so as to form a perfect bound book. The applicator has a heated head in which a small quantity of a hot melt adhesive sufficient to bind at least one book block to its cover is quickly heated to a temperature such that it may be applied to the spine. The head is brought into operative engagement with the spine and is moved with respect to the spine so that the melted adhesive forced (dispensed) out of the head onto the spine. This applicator is particularly well suited for use with print on demand book printing and binding apparatus. A method of applying the adhesive to the spine of a book block is also disclosed.

Abstract: A book binding machine for processing book blocks (3) features a transport system (2) with a plurality of book block clamps (40) for receiving the book blocks (3) that can be continuously moved along a closed circulation path and are coupled to a traction mechanism (63), wherein the traction mechanism (63) revolves around a driving wheel (55) and a deflection wheel and is tensioned by means of a tensioning device. Processing stations (70, 80) are arranged in the region of straight sections of the circulation path. The driving wheel (55) is driven by a gearless, rotative electric direct drive (50), wherein a first rotating component (53) of the rotative direct drive (50) is mounted or realized directly on the driving wheel (55).