Abstract: A hand-held electric power tool (1) having a tool (6) that can be rotated around a rotational axis (8) by the drive unit (3), having a protective cover (7) that at least partially surrounds the tool (6), having an outlet opening (12) that conveys out of the protective cover (7) the material removed from the workpiece that is to be machined, and having a suction adapter (13) that is connected to the protective cover (7) and that has a connection section (21) with a suction opening (22) for connecting a suction device, the suction adapter (13) having a guide device (23) for guiding the material being removed, the guide device (23) having an outlet opening (26) that differs from the suction opening (22).

Abstract: A waste stripping unit in a packaging production machine (1), positioned downstream of a cutting unit (3) for cutting one or more flat substrates (4). The stripping unit includes a frame (16) supporting two rotary tools cooperating with one another (17, 18). At least one of the two tools (17, 18) is formed with a mandrel (27) and a removable sleeve (28), and the sleeve can be inserted on, fixed to and driven in rotation by the mandrel (27). One tool has protruding needles for the stripping and the other tool has a flexible strip cooperating with the needles.

Abstract: A cutter blade is relatively moved along an outer periphery of a semiconductor wafer, and dust generated at a tape cutting site by the cutter blade and attached to an upper surface of the protective tape is collected with a dust collecting member which relatively moves with the cutter blade with respect to the semiconductor wafer, and the dust collected at a predetermined portion is suctioned and removed with a suction nozzle after the completion of tape cutting.

Abstract: An intermittent cutting transferring device configured to cut a first web into individual sheets and to intermittently transfer the individual sheets onto a second web being continuously fed includes an upper blade roll with a blade and a lower blade roll with an anvil element. Each of the individual sheets cut from the first web is arranged to be guided and transferred onto the second web while the first web is being sucked onto an outer peripheral surface of the lower blade roll by the suction through suction holes formed in a first region on an outer peripheral surface of the lower blade roll. The first region defined as a suction region includes a plurality of the suction holes and a non-suction region does not include the suction holes. The suction region and the non-suction region are provided alternately in a roll rotating direction.

Abstract: A dust collecting device for collecting cutting chips into a dust collecting container is provided. A back-flow preventing wall(s) is fixedly disposed on a flow path member defining a flow path between a machining apparatus and the dust collecting container. The back-flow preventing wall(s) is configured to decrease a cross sectional area of a flow path part defined by the flow path member in a downstream direction with respect to the flow of the air containing the cutting chips toward the dust collecting container.

Abstract: An apparatus for cutting liquid crystal display panels is disclosed in the present invention. The apparatus includes at least one table receiving bonded mother substrates having a plurality of unit liquid crystal display panels, at least one cutting wheel forming a scribing line on a surface of the bonded mother substrates, and a suction unit coupled to the at least one cutting wheel and sucking in glass debris on the surface of the bonded mother substrates.

Abstract: A machine tool, in particular a wood-working machine, with a tool for chip removal rotating in direction of rotation D and a suction hood covering the tool with a partially opened circumferential wall that has a radial spacing A from the tool and that has a suction nozzle for suctioning off chips. In the machine tool rotating air vortices directed in the opposite direction based on the direction of rotation D of the tool can be generated in the suction hood in the area of the suction nozzle during the chip removal.

Abstract: A saw with a base assembly, a table pivotably attached to the base assembly, a housing pivotably attached to the table, at least one rail slidably connected to the housing, and a saw assembly disposed on the at least one rail. The saw assembly includes a motor, and a blade driven by the motor. The saw also includes a dust collector attached to the saw assembly, the dust collector having a tube that extends through the housing.

Abstract: The invention is based on a machine tool, in particular a circular power saw, for machining a workpiece, having a covering (10) for guarding a user against machining residues of the workpiece that occur in operation and having an adjustable residue guide (12, 14) for carrying away at least some of the machining residues through an outlet opening in a defined direction in accordance with the position of the residue guide (12, 14). It is proposed that the residue guide is adjustable in such a way that in one position of the residue guide (12, 14), at least some of the machining residues are carried onward inside the covering (10).

Abstract: An intermittent cutting transferring device configured to cut a first web into individual sheets and to intermittently transfer the individual sheets onto a second web being continuously fed includes an upper blade roll with a blade and a lower blade roll with an anvil element. Each of the individual sheets cut from the first web is arranged to be guided and transferred onto the second web while the first web is being sucked onto an outer peripheral surface of the lower blade roll by the suction through suction holes formed in a first region on an outer peripheral surface of the lower blade roll. The first region defined as a suction region includes a plurality of the suction holes and a non-suction region does not include the suction holes. The suction region and the non-suction region are provided alternately in a roll rotating direction.

Abstract: A dust-collecting device of a cutting tool having a rotary cutter blade may include a dust-collecting container connected to a dust-collecting port of a stationary cover that covers an upper portion of the rotary cutter blade. The dust-collecting container includes a self dust-collecting mechanism that is capable of forcibly collecting cutting chips into the dust-collecting container.

Abstract: A thin plate cutting die has on a front surface a closed cutting edge confining an enclosed area and in a back surface a recess. An air-passage through hole is situated within the enclosed area is opening into the recess, and a positioning indication is established for establishing a correct position of the thin plate cutting die. A cylinder for magnetically holding the thin plate cutting die has at least one longitudinal channel extending longitudinally and internally in the cylinder for transferring air, at least one outlet channel extending from the longitudinal channel and opening into a thin plate die receiving surface, and a positioning indication for establishing a correct position of a thin plate cutting die on the receiving surface.

Abstract: A powered vinyl groover includes a motor attached to a circular blade and a blade housing for covering the circular blade. The blade housing includes a duct to carry cuttings into a collection bag. Near an inlet hole of the duct is a fin, which may be a raised surface on any interior wall of the blade housing extending into the blade housing as close as possible to the blade. The fin causes airflow from the blade to be redirected towards the inlet hole of the duct so that more cuttings enter the duct and are carried by the duct through to an outlet hole to a collection bag mountable over the outlet hole of the duct. The fin may be integral with the blade housing or attached to it, and a fin may also be added to existing groovers.

Abstract: A cutting attachment 1 is mounted to the distal end of a vacuum hose extending from a conventional vacuum appliance. The vacuum appliance is operated, causing vacuum pressure and resultant suction through the vacuum hose to occur. The motor assembly 3 of the cutting attachment 1 is activated to cause the blade assembly 9 to rotate. The user then holds the cutting attachment 1 and manipulates it by hand in order to pass the rotating blade assembly 9 over and against a material or article, such as a plant, to be cut. As pieces are cut and severed they are immediately pulled into the nozzle opening 11 by the suction force created by the vacuum appliance.

Abstract: A method of deforming an outer wall of polymer pipe is provided. The method includes: forming dual-wall pipe having a smooth wall and a corrugated wall; extruding an outer wall of pipe onto the corrugated wall of the dual-wall pipe; penetrating the outer wall of pipe with a vacuum punch; and drawing a vacuum between the corrugated wall and the outer wall via the vacuum punch; wherein the vacuum drawn between the corrugated wall and the outer wall causes the outer wall to deform in a direction towards the corrugated wall. An apparatus for forming an outer wall of pipe and a mold configured to form a coupling preform in a segment of continuously-extruded and molded polymer pipe are also provided.

Abstract: A sheet processing device having punch processing device(s) for punch-processing on a conveyed sheet member and a punch-scrap storage box for storing punch scraps therein that are produced by the punch processing and dropped from the punch-processing device(s) having an increased storing capacity of punch scraps, including a punch-scrap storage box constituting an air distribution duct having a punch-scrap suction inlet and an air discharge outlet; and air-sucking device(s) (fan) arranged on the most downstream side in the air discharge outlet of the air flowing direction for conveying the punch scraps produced by the punch processing device(s). Air is sucked by the fan so as to catch the punch scraps with punch-scrap separating device(s) arranged on the upstream side of the air flowing direction of the fan so that the punch scraps are heaped within the punch scrap storage box.

Abstract: A dust shroud for gas powered circular saws allows for mounting to a circular saw and for use therewith out hindering the use of the saw. The shroud does not interfere with the ability to operate the saw or set the saw on the ground, and effectively collects dust and debris without reducing the depth of cut.

Abstract: An apparatus 12 for cutting a cathode ray tube 10 comprises a support means 14 for supporting the screen 16 of the cathode ray tube 10, first and second sensors 18,20 (shown in FIGS. 3 and 4) for determining the external dimensions of the screen 16, first and second spaced diamond cutting means 22,24, and displacement means 26 for moving the support means 14 relative to the diamond cutting means 22,24.

Abstract: Embodiments of the present invention are directed to a dust collection attachment system for use with a power tool having an elongated housing with a nose portion with a rotary output shaft, the nose portion being configured to have an accessory device mounted thereon, the system comprising a flexible dust hose attachable to the accessory device for removing dust and particles from the immediate area of the accessory device, the accessory device having a dust exhaust port for connection with the hose and a hose support removably attached to a rear end portion of the power tool opposite the nose portion thereof for supporting the dust hose, the support having a releasable mounting clasp on one end for attachment to the rear end of the power tool and a hose retaining clip attached to the mounting clasp

Abstract: Tissue splitting biopsy devices and methods use a needle portion and a sheath portion that are configured such as to allow simultaneous sectioning of a tissue to produce two tissue samples with corresponding surfaces using motion of the needle portion relative to the sheath portion. Most preferably, the needle portion has a chisel blade tip and at least two cavities opposite to each other and at the same distance from the tip, while the sheath portion has a sharpened front edge.

Abstract: Blade guards for power tools such as table saws are disclosed. The blade guard may include a shroud that pivots up and down to allow a workpiece to move past the guard, a dust collection channel, and a pivot joint which maintains the dust collection channel in an operable condition as the shroud pivots up or down. The guard may also include a wood stop and anti-kickback pawls. The blade guard may be part of a dust collection system and may be connected to a vacuum system by a conduit such as a flexible hose.

Abstract: A cutting head with chip collection for cutting a tubular object. The cutting head comprises a frame and gripping, cutting, advancing and sealing units. The gripping unit is used to grip the object and secure its position with respect to the frame. The cutting unit has a motor driving a blade for cutting the tubular object. The advancing unit is used to guide the cutting unit in order to vary a cutting depth of the blade through a cutting area defined by an opening of the frame. The sealing unit has members extending around the cutting area and forming a chamber to contain the chips produced by the blade during a cutting. A suction conduit communicating with the chamber allows drawing the chips and conveying them toward a chip collecting outlet.

Abstract: Embodiments of the invention are directed a guard system for a table saw having a top surface with an opening through which a blade extends for cutting a work piece, the forward reach of the cutting edge of the blade engaging the work piece in a downward cutting direction, the system comprising an upper guard mounted to the table saw and configured to enclose the blade to shield a user from contacting the blade, the upper guard having an outlet adjacent the rearward reach of the blade for connection to a vacuum source, an inlet adjacent to the forward reach of the blade and to the table top surface and an interior channel communicating the inlet to the outlet.

Abstract: Embodiments of the invention are directed to a table saw comprising: a base assembly having a base structure and side walls, a table top assembly top surface, and an undercarriage assembly including a motor, the undercarriage assembly configured to adjust the vertical and angular position of a blade relative to the table top assembly; the undercarriage assembly further comprising: an undercarriage frame and cover together defining a narrow housing configured and sized to enclose substantially all of an installed blade under the top surface, the housing having an upper pivot for adjusting the angular position of the blade and being configured to have the motor slidably mounted therein to adjust the vertical position of the blade; and a removable port structure attached to a bottom portion of the undercarriage assembly, the port structure having an outlet port at an outer end configured to be connected to a vacuum source.

Abstract: A device and a method for portioning food, in particular meat, into portions with a predetermined weight and/or predetermined thickness are proposed.

Abstract: A machine tool, in particular a circular power saw, for machining a workpiece, has a covering (10) for guarding a user against machining residues of the workpiece that occur in operation and an adjustable residue guide (12, 14) for carrying away at least some of the machining residues through an outlet opening in a defined direction in accordance with the position of the residue guide (12, 14). The residue guide is adjustable in such a way that in one position of the residue guide (12, 14), at least some of the machining residues are carried onward inside the covering (10).

Abstract: A foil knife for utilization on a surface area of a suction roller includes at least one blade and a base plate with a surface that features in a snips area, which faces a snip detached during a cutting process from a useful part of a sheet material, at least one suction air through-passage for holding the snip by means of a suction effect through a predetermined angle range of a rotation of a suction roller on the same. The foil knife features around the suction air through-passage at least one plateau area in which the foil knife is elevated, at least section wise, relative to the thickness of the base plate by a height, as measured from the surface of the base plate, wherein this height is smaller than the height, measured from the surface of the base plate, of the blade of the foil knife.

Abstract: A dust-collecting device for collecting cutting chips produced by a cutting device has a separator for separating the cutting chips from the carrier air by utilizing the force of gravity upon the cutting chips. A dust container collects the cutting chips separated by the separator. The separator includes a separator body having a cutting chip discharge pipe and an air discharge pipe. After separation the carrier air is discharged upward from the separator body via the air discharge pipe. The separated cutting chips are discharge downward from the separator body via the cutting chip discharge pipe. The dust container is connected to the cutting chip discharge pipe.

Abstract: A radial arm saw is adapted with a safety top configured with cutting box enclosure that contains and collects substantially all of the sawdust generated during use. A dust collection system is in fluid communication with the cutting box for removing the sawdust contained therein. Spring biased push blocks function to hold the work piece in place during the sawing process while maintaining the user's hands safely away from the saw blade. A laser alignment device projects a beam within the cutting box along the cutting plane. A control panel is provided to allow use by authorized users upon entry of an authorization code.

Abstract: An improved dust collection system for a miter saw comprising a hollow dust chute attached to a bevel post of a miter saw. The bevel post includes a top portion and a bottom portion and is pivotably attached to a miter saw table. The dust chute comprises an input port positioned to receive saw dust resulting from a cutting operation, an exit port and a funnel body extending from the input port to the exit port. At least a portion of the funnel body extends toward an opening located in a guard of a cutting arm assembly. The cutting arm assembly is pivotably connected to the top portion of the bevel post; wherein, the dust chute remains substantially stationary, as the cutting arm assembly is moved during the cutting operation.

Abstract: A machine for cutting hides and the like and sheet-like material in general, with simplified-access worktable, comprising a footing for supporting a worktable, and cutting elements adapted to be moved on said worktable along the contours of the shapes to be cut, by way of numeric control, wherein the imaginary extensions of three sides of said worktable do not encounter obstacles due to said cutting elements and supports thereof, the fourth side of the worktable being surmounted by a cantilever arm that supports said cutting elements.

Abstract: A device for the perforation of a ductile and/or tacky sheet material includes a frame, pressing tool, a stamp provided with at least one hole, as well as a drive element suspended in the frame for causing the pressing tool and the stamp to move toward each other and away from each other respectively. The pressing tool is provided with an end face and the stamp with a die-edge surrounding the die-hole, which can be caused to act cooperatively with the end face of the pressing tool. The lateral dimensions of the end face are greater than the lateral dimensions of the die-edge, whilst the end face comes into contact with the die-edge essentially around the entire periphery thereof, or the end face and the die-edge enclose a gap with a fixed lateral dimension essentially around the entire periphery thereof.

Abstract: A device for cutting to size and handling a substantially planar blank from a planar CFRP semi-finished product positioned on a cutting table by a cutting means, it being possible for the separated blank to be drawn up by suction and at least raised by a vacuum effector, characterised in that at least one blank electrode can be brought into contact with the blank and at least one peripheral electrode can be brought into contact with a peripheral portion separated from the CFRP semi-finished product and the at least two electrodes are connected to a voltage source and to a measuring means, the measuring means being able to detect a complete separation of the blank from the CFRP semi-finished product.

Abstract: A below-table blade enclosure for a table saw protects the health and safety of the person operating the saw, by enclosing the saw blade, and thereby protecting the operator from exposure to hazardous and potentially carcinogenic saw dust. The blade enclosure contains and collects the saw dust, which is removed from the blade enclosure by an external dust collecting system, for example via a vacuum hose.

Abstract: A power tool having a base, a table disposed on the base, and a saw assembly attached to at least one of the base and the table. The saw assembly includes at least a cutting tool extending through the table and a dust exhaust disposed adjacent to the cutting tool. A hose is connected to the dust exhaust at one end. A dust port assembly is disposed on the base. The dust port assembly has a first input port connected to the hose, a second input port open to the base, and a first output port.

Abstract: A power tool includes a housing assembly having a housing portion and an arm extending upwardly from the housing portion. The arm has an outer surface. The power tool also includes a drive unit supported by the arm. The drive unit is operable to drive a tool element to work on a work piece. The power tool further includes a collection assembly operable to collect debris generated by the tool element working on the work piece. The collection assembly includes a collection chute assembly having an inlet and an outlet. The collection chute assembly is positionable on the arm to define, between the inlet and the outlet, a first path for debris around one side of the outer surface of the arm and a second path for debris around the other side of the outer surface of the arm.

Abstract: A saw having a table assembly, a pivot arm, a saw blade and a dust collection system. The table assembly includes a workpiece support surface upon which a workpiece can be supported. The pivot arm is pivotally mounted to the table assembly, and includes a driver and a dust collection passage. The saw blade is mounted on the pivot arm and is driven by the driver for cutting the workpiece. The dust collection system includes a groove having one end which connects to the table assembly, and another end extending to the dust collection passage. Sawdust and/or chips generated during the cutting operation are transferred to the dust collection passage along the groove and are discharged out of the saw.

Abstract: Machine for cutting the paper wrapping (2) which wraps and holds together in a packing (3) at least a stack of axial-symmetrical products (4) and/or at least an extended product (4), comprising a casing (5) for containing and protecting the moving parts, which contains a cutting station (T), comprising cutting means (6), comprising in turn at least a blade (7), and means (8) for folding in longitudinal direction, substantially uniformly and towards outside a portion (9) of the side surface of the paper wrapping (2) of a packing (3?), which is disposed in the cutting station (T), said portion (9) of the side surface having a length substantially corresponding to the longitudinal extension of the same packing (3, 3?); said machine (1) comprising also moving means (61) of said blade (7) for positioning the same at the folded portion (9) of the surface of the paper wrapping (2) and for translating it along the folded portion (9) itself, so that it is longitudinally cut.

Abstract: A work table includes a table plate having a slot for attaching a tool device, and a coupler for coupling to a vacuum device, a shield engaged onto the tool device for shielding the tool device and for gathering the dust, a hose coupling device coupled between the shield and the coupler, and a supporting device for adjustably supporting the hose coupling device to the work table at any required position. The hose coupling device may include two flexible hose members coupled to the shield and the coupler, and a rigid hose member coupled between the flexible hose members, and a rod extended from the rigid hose member for adjustably securing to the table with one or more brackets.

Abstract: A vacuum system and apparatus extracts metal chips and cuttings away from the cutting area of a sawing machine. The system and apparatus is located on the previously cut surface end of the saw and includes rotatable bracketry to engage and disengage a vacuum nozzle from the end of a cut piece to extract metal chips and cuttings from the inside of hollow metal stock as the stock is being cut. Rotation of the bracketry is actuated by means of an electronic controller or other control circuitry.

Abstract: The device comprises: a moving member (5), positioned around which are engaging elements (9) to axially engage the trimmings (R). The moving member feeds the engaging elements continuously along a closed path, along which a device (20) is provided to detach the turns of web material from the tubular cores.

Abstract: In the state of the art, a composite prepreg lamination (2) is obtained, arranged on a cutting table (1), the lamination being affix to the table (1) by means of applying a vacuum, and the cutting of the lamination (2) being done in longitudinal strips (3) between which remain wasting material strips (4), being manually removed in order to continue with the subsequent post-processing of the longitudinal strips (3) and obtain the longitudinal pieces. The aim of the invention is to automate the process of removing the wasting material strips (4) so that, prior to their removal, one end (4a) of the strips (4) is affix on a rolled up device (5) and the strips (4) are rolled up in the longitudinal direction of the lamination (2). The device basically comprises a roller (5) provided with means for affixing the ends (4a) of the strips (4) for carrying out the said automation.

Abstract: An undercut saw including a housing, a motor within said housing, a drive shaft rotated by said motor, and a blade mount mechanically linked to said shaft such that a circular saw blade mounted on said mount is rotated when the motor rotates the drive shaft. A fixed blade guard circumscribes a portion of the blade and allows selectable height adjustment of the blade. A stabilization bar on the fixed blade guard may be extended to make the device more stable. On the underside of the fixed blade guard a dust channel allows dust to be swept by the rotating blade into a dust port. The dust channel allows positioning of the dust port away from the leading edges of the fixed blade guard.

Abstract: Parts separation devices are provided. The parts separation devices include an array of suction devices and a plurality of skeleton holding devices. The suction devices are selectively releasable from the skeleton by a release force applied by the skeleton holding devices.

Abstract: A chop saw, grinding wheel, or like apparatus is disclosed herein also incorporated to an easily portable dust collection system. In a preferred embodiment, a worktable is provided with a center slot for receiving a circular saw blade. A negative pressure and resulting air flow is provided at the center slot to capture particulate matter as a byproduct of cutting the workpiece. Side slots are also disclosed to assist in particulate collection. A unique filter chamber having a cylindrical filter is additionally provided to remove dust from air and discharge the filtered air at a lateral side of the apparatus. A filter cleaning knob is additionally disclosed to assist in cleaning the filter. Of the beneficial aspects of the chop saw with dust collection system is its portability being one integral unit and the dust filter being easily cleaned and maintained.

Abstract: A method for producing a duct from a planar board having two opposed substantially parallel edges with metal foil facings on opposed major surfaces of the board is disclosed. The method comprises making planar cuts through one of the metal foil facings and at least most of the planar board there below to produce a blank with 3 parallel “V shaped grooves which are parallel to angled edges of the blank. A duct is formed by folding the blank so that the “V” shaped grooves form three of the edges of the duct, and the angled edges form the fourth of the edges.

Abstract: A dust collector is provided for use with a router that is mounted to the underside of a router table. The device serves as a means for collecting dust from both upper and lower surfaces of a cutting tool. The dust collector includes a flexible cup attachable to the underside of the router table, a vacuum hose opening on the cup connectable to a workshop vacuum hose and reducer fitting in combination are attachable to a router table fence and to one of two small openings of a “T” connector fitting on the other end, a vacuum hose attachable to the vacuum hose opening of the cup on one end and attachable to the other of two small openings of the “T” connector on the other end, a larger opening on the “T” connector connectable to a vacuum hose of a workshop vacuum, which in combination.

Abstract: A dust control hood assembly for use with a cutting machine including a hood and a lifting device. The hood includes a front end having a first set of wheels, a rear end having a second set of wheels and a handle attached to the front end thereof. The lifting device includes a fixed arm having a connecting end for fixing with a dust collector and a suspended end, and a set of pivotal arms each having a first end installed to the suspended end of the fixed arm and a second end installed to the hood. A workpiece is adapted to impose a momentum to the hood so that the hood is adapted to be lifted upward by the workpiece, and the hood is adapted to be pivoted with respect to the fixed arm.

Abstract: A dust collector has a shroud mounted to the connecting rods of the pivoting assembly of a contractor's table saw. The shroud is configured to surround the lower portion of the saw blade when the blade is fully raised, and most of the blade's diameter when it is fully lowered. The shroud is equipped with a nozzle for connection of a dust collection hose. The shroud extends upwardly between the connecting rods of the pivoting assembly and between the front and rear trunnions. The longitudinal outside surfaces of the shroud are provided with shoulders that abut the connecting rods. Retainers engage the connecting rods to support the shroud against the shoulders. Thus, the dust collector is suspended below and removably connected to the pivoting assembly of the table saw. One corner of the shroud includes an opening to accommodate the arbor bracket and its vertical movement.

Abstract: An apparatus includes a cutting tool configured to cut a wound dressing and a tube having a distal end portion and a proximal end portion. The proximal end portion of the tube is operatively coupled to a suction source. The distal end portion of the tube is configured to be positioned relative to the cutting tool such that particulate debris is received in the distal end portion of the tube when the cutting tool cuts the wound dressing and the suction source is operating.