Abstract: An apparatus for emptying a reel on which a web of material is wound in layers. A frame supports the reel. A carriage is mounted on the frame for reciprocal movement longitudinally in a first direction and in a second direction opposite the first direction over the reel. A knife is mounted on the carriage for movement with the carriage to cut sheets of material from the web as the carriage moves over the reel. A plough removes cut sheets of the material from the reel as the carriage moves over the reel.

Abstract: A workpiece holding-down structure is used in a blind cutting machine and adapted to hold down a blind in a cutter unit of the blind cutting machine. The workpiece holding-down structure includes a workpiece feeder abutted against the cutter unit, and a clamp installed in the workpiece feeder. The clamp has a clamping bar unit fastened pivotally with a bottom wall of the workpiece feeder near one lateral side of the workpiece feeder and adapted to push a blind been put in the workpiece feeder toward the other lateral side of the workpiece feeder and to further hold down the blind for cutting.

Abstract: A plunger assembly is provided for gripping blanking material or blanking scrap during a blanking operation. The plunger assembly includes a base member; a pivoting gripper or plunger member, and a pair of connecting legs connecting the pivoting gripper member to the base member. The assembly is adapted to pivot with respect to at least one of the base member and the pivoting gripper member through a predetermined pivot angle range for changing a distance between the base member and the pivoting gripper member. By pivoting, a folding and unfolding of the plunger assembly can be effected during a blanking operation.

Abstract: Blanking device in a cutting machine for plate elements in a sheet, such as a paper, cardboard or plastic sheet, which had been previously cut into several blanks that are maintained together in the sheet by a number of nicks: a lower tool, an upper tool movable toward the lower tool, a plurality of telescopic pressing devices below the upper tool and outward of the blanks, and plurality of punches aimed to remove blanks from the sheet during vertical motion of punches. The punches each have a suction cup linked to a vacuum or pressure source able to generate a change in the air pressure inside of the suction cup by a distribution network. The suction cups hold the blanks starting before separation of the blanks from the punches. A method to bring the device into operation in the above sequence of operations.

Abstract: The present invention is an apparatus and a method of processing a workpiece on a worktable. Once the workpiece is properly loaded on the worktable, a moveable workpiece locator can either manually or automatically direct the workpiece to a predetermine location on the worktable so that a demarcation can be impressed by a marking disk on a predetermined location on the workpiece and the workpiece can be automatically cut to a predetermined length.

Abstract: An apparatus for cutting a sheet-shaped material, comprises the first blade, the second blade, the first holding members and the second holding members. The second blade is disposed to face the first blade so that a sheet-shaped material to be cut is placed between the first blade and the second blade. The first holding members are disposed on the opposite sides of the first blade, respectively. Each of the first holding members has a cushioning property by which each of the first holding members is elastically deformed to press the sheet-shaped material during cutting operation. The second holding members are disposed on the opposite sides of the second blade, respectively. Each of the second holding members has a cushioning property by which each of the second holding members is elastically deformed to hold the sheet-shaped material during cutting operation.

Abstract: 1. An apparatus for sizing a window covering in a retail outlet includes a housing having a first end and a second end, and a top operating surface adapted to support a window covering to be sized. Movably disposed at the first end of the housing is a first cutting station that includes a stationary die and a movable die. The stationary die and the movable die are adapted to receive and size a window covering. The first cutting station further has a top portion and is movable from a first operating position to size a window covering to a retracted position in which the top portion is substantially flush with or lower than the top operating surface.

Abstract: A circular saw having a workpiece clamping device includes a base secured with a fixing seat, and an adjusting threaded rod. The fixing seat is formed with a hollow receiving chamber. A press block is movably mounted in the receiving chamber, and is formed with an oblong hole which has a bottom formed with a semi-circular thread. The adjusting threaded rod is extended through the fixing seat and the oblong hole of the press block. The adjusting threaded rod normally meshes with the thread of the oblong hole of the press block. Thus, the adjusting threaded rod may be moved freely and quickly to move to a determined position, and may also be micro-adjusted at a slower speed.

Abstract: An apparatus for and a method of sizing a window covering in a sizing mechanism in a retail outlet includes a slide secured to a bay of a retail outlet. A housing configured to support a sizing mechanism for sizing a window covering is slidably coupled to the slide and is movable from a retracted position located substantially within the bay to a extended position in which at least a portion of the housing extends out of the bay. A sizing mechanism for sizing a window covering is disposed on the housing.

Abstract: An apparatus for sizing a window covering in a retail outlet includes a housing with a first working end, a second working end, and a top operating surface adapted to support a window covering. The window covering includes first and second ends and a connector disposed approximately midway between the first and second ends. A cutting element is disposed on the first working end and defines a cutting plane. A locator is axially slidable on the housing relative to the cutting plane and is adapted to engage the connector of the window covering.

Abstract: An improved chop saw may include a base assembly, a blade assembly including a blade having a center and a motor for driving the blade, an arm pivotally attached to the base assembly and carrying the blade assembly, the blade assembly being movable between a lower position for engaging and cutting a workpiece disposed on the base, and an upper position not engaging the workpiece. The chop saw further includes a vise for holding the workpiece in place, the vise including a vise screw, a latch support supporting the vise screw, and a vise jaw disposed at the end of the vise screw. Preferably, the maximum distance between the vise jaw and the latch support is about equal or shorter than the distance between the blade center and the latch support, when the blade assembly is at the lower position. Further the chop saw includes a substantially horizontal handle connected to the blade assembly.

Abstract: A method and apparatus for punching holes in a substrate which is disposed between a punch head with a fixed partial pattern of holes and a die having a full array pattern of holes. The punch head punches holes in the substrate by aligning with the die and contacting the substrate. Punches contained in the punch head articulate in at least one of x, y, and theta positions in order to precisely align with holes in the die thereby producing holes in the substrate which precisely match holes in the die.

Abstract: An infeed apparatus for a sheet material article trimmer includes a pusher element for moving a sheet material article to be trimmed on a front table of the trimmer and into engagement with a backstop of the front table. The pusher element is moved by a driver which moves the pusher element at the same speed as the front table for a period of time with the pusher element in engagement with a back edge portion of the sheet material article and the backstop in engagement with a front edge portion of the sheet material article. The period of time is at least as long as the time required for a front clamp of the sheet material article trimmer to grip the sheet material article against the front table and/or for the front clamp move through a distance corresponding to the difference in thickness between the thinnest sheet material article and the thickest sheet material article to grip the sheet material article against the front table.

Abstract: A bale processor for cutting or dicing a bale or slab of unvulcanized rubber produces small cubes or blocks of a predetermined size and uniform shape for continuous feeding at a predetermined rate into a mixing machine or blender. A bale or slab of feedstock rubber is advanced incrementally along a slider platform and a segment is sliced from the leading end of the bale. After separation, the segment falls onto a receiving panel from which it is transferred by a vacuum pick-up head to a vacuum hold-down table. Multiple slices are then formed through the segment along the X-axis by circular cutting blades of an X-axis cutter head, thereby forming elongated segment strips. Next, multiple slices are formed through the segment strips in the Y-direction by a Y-axis cutter head which includes circular cutter blades that are extendable and retractable along the Y-axis.

Abstract: A cutting machine comprising a chuck table for holding a workpiece, a spindle unit having a rotary spindle for mounting a cutting blade which cuts the workpiece held on the chuck table, and a spindle unit support mechanism for supporting the spindle unit in such a manner that it can move in a cutting direction, wherein the spindle unit support mechanism comprises a movable base, a guide rail which is provided on the movable base and has a predetermined curvature radius, a spindle unit support member which is movably disposed along the guide rail and mounts the spindle unit, and an angle adjustment mechanism for moving the spindle unit support member along the guide rail to adjust the angle.

Abstract: The vice device includes a vice holder 24 composed of two side parts connected together at a given angle and, in these two side parts of the vice holder 24, there are respectively formed two holes 24a, 24b which extend at right angles to their associated side parts. By selectively switching these holes 24a, 24b over to each other, the pressing direction of a vice plate 26 can be changed.

Abstract: An apparatus and a process for preparing a material, such as a sample, for analysis, observation, recording or the like, at a high accuracy, by a simple construction and simple operation, which can form a cut face and/or a cut rift while preventing deformation, destruction and denaturing of the material. The process involves embedding a part of the material (11) in a filler (13) in a holder (4) of a holding unit (1) under settling with a settling means (5), holding the protruding portion (11b) of the material (11) by a protruding portion support (7) of a mount (2), freezing the material (11) instantaneously by dry ice placed in dry ice wells (6a, 6b) while effecting a gas phase replacement and cutting the material (11) by a cutter (22) to form a cut face (14) and/or a cut rift (15).

Abstract: A cabinetmaking system having a framing table including opposed fences on each side and a series of adjustably positionable clamps. One of the fences includes a removable central section for maneuvering a cutting tool therethrough. The clamps each include an eccentric cam rotating about a single bolt for securing workpieces along with pressure blocks for edge routing, making glue cuts, forming “biscuit cuts” in the ends and sides for tongue and groove joints, cutting decorative bevels, etc. The system further includes a panel table for clamping cabinet side and rear panels thereto for routing edge and surface grooves for joining the panel together.

Abstract: A top edge trimming cutter, a bottom edge trimming cutter and a front edge trimming cutter are arranged to have predetermined distances from one another so as not to cause mechanical interference. The top edge trimming cutter, a first table element, a first blade receiving plate and a first pressing plate pressing a bound material against the first table element are attached to a first frame element. The bottom edge trimming cutter, a second table element, a second blade receiving plate and a second pressing plate pressing the bound material against the second table element are attached to a second frame element. Relative movement of the first and second frame elements effects relative movement of the top edge trimming cutter and the bottom edge trimming cutter, relative movement of corresponding first and second blade receiving plates and relative movement of corresponding first and second pressing plates.

Abstract: A cutter device includes at least one stationary blade, which has a stationary blade cutting edge extending crosswise to a recording sheet. At least one movable blade moves in contact with the stationary blade cutting edge to cut the recording sheet. A stopper plate prevents the recording sheet from being moved by the movable blade while the movable blade cuts the recording sheet. In a preferred embodiment, the stopper plate is shiftable between a stopper position and a retracted position, and when in the stopper position, contacts a side edge of the recording sheet, and when in the retracted position, is away from the side edge.

Abstract: A method and an apparatus for cutting plate-shaped or sheet members to form parts that do not require a screwing operation and thus improve the operability in manufacturing parts of a desired configuration from the sheet member. The method for cutting sheet or plate-shaped members to form parts of a desired configuration from the sheet members includes cutting them by pressing them down from above. A first cutting step cuts a substantial portion of the outline of the desired configuration leaving a small portion of the outline uncut by weakly pressing the sheet members down from above around a portion to be cut. A second cutting step cuts the parts out from the sheet members of the desired configuration by cutting the small uncut portion by strongly pressing down around the desired configurations.

Abstract: A bale processor for cutting or dicing a bale or slab of unvulcanized rubber produces small cubes or blocks of a predetermined size and uniform shape for continuous feeding at a predetermined rate into a mixing machine or blender. A bale or slab of feedstock rubber is advanced incrementally along a slider platform and a segment is sliced from the leading end of the bale. After separation, the segment falls onto a receiving panel from which it is transferred by a vacuum pick-up head to a vacuum hold-down table. Multiple slices are then formed through the segment along the X-axis by circular cutting blades of an X-axis cutter head, thereby forming elongated segment strips. Next, multiple slices are formed through the segment strips in the Y-direction by a Y-axis cutter head which includes circular cutter blades that are extendable and retractable along the Y-axis.

Abstract: A desk strips cutting device includes a U-shaped frame having two legs with a connection bar connected between the two legs. A first slit is defined through the connection bar and each of the two legs has a second slit which communicates with the first slits so that a saw blade may move in the first slit and the second slits to cut strips between the two legs. Four locking members movably extend through the connection bar so as to compress the strips in position.

Abstract: A method and apparatus for slotting a pipe including a clamping system comprising a clamping surface adapted to engage at least about 50 percent of the pipe circumference and at least about 50 percent of the pipe length in a clamped position and which defines a longitudinal clamping gap oriented to permit the slotting of the pipe therethrough. A first perforating mechanism moves a cutting head comprised of a plurality of cutters toward and away from the clamping gap such that the cutters perforate the pipe wall. A second independently operable longitudinal cutting mechanism moves the cutting head along the clamping gap to further cut the pipe wall by the cutters to form a plurality of discrete slots. A third indexing mechanism rotates the pipe about its longitudinal axis in an unclamped position to vary the location of contact between the cutters and the pipe wall about the pipe circumference.

Abstract: The device comprises:

Abstract: The three-side trimmer comprises three compact cutting units of a nearly identical design, which have a flow of forces that is closed in itself and separate drives. Full-area cutting tables and pressing plates and telescopic cutting tables and pressing plates in the head-and-foot station ensure optimal quality of cut while avoiding the use of replaceable parts for format change. Due to elastic design and a slightly oblique positioning of the pressing plates, air inclusions are prevented from occurring during the pressing. A most lightweight design possible with weak dynamic forces to achieve good quality of cut are provided while avoiding the use of replaceable parts for format change.

Abstract: An optical component cutting device for cutting at least one optical component has a clamping station with clamping members associated with a clamp drive mechanism operative to move at least one of the clamping members into dynamic clamping contact with the at least one optical component, and a cutting station having cutting members associated with a cutting drive mechanism operative to move at least one cutting member into dynamic cutting relationship with the at least one optical component as the optical component is translating along the line. An exemplary method of cutting the least one optical component including the steps of: a) guiding the optical component so that it is generally aligned with a cutting station; b) accelerating rotating clamping members to a speed generally complementary to that of the optical component line speed; and then c) cutting the optical component at the cutting station.

Abstract: An apparatus for cutting a sheet-shaped material, comprises the first blade, the second blade, the first holding members and the second holding members. The second blade is disposed to face the first blade so that a sheet-shaped material to be cut is placed between the first blade and the second blade. The first holding members are disposed on the opposite sides of the first blade, respectively. Each of the first holding members has a cushioning property by which each of the first holding members is elastically deformed to press the sheet-shaped material during cutting operation. The second holding members are disposed on the opposite sides of the second blade, respectively. Each of the second holding members has a cushioning property by which each of the second holding members is elastically deformed to hold the sheet-shaped material during cutting operation.

Abstract: A blind cut-down apparatus for cutting and sawing a blind having at least a head rail component, and blind slats suspended from the head rail, and having a blind holding plate with an opening for holding the components in position for cutting, a slat cutting saw moveable relative to the holding plate for cutting blind components held in the holding plate, and including a movement device for moving the cutting saw and the cutting die holder. Also disclosed is a method of saw cutting ends of blind components in which the blind components are held in a head plate and in which a saw balde cuts the components.

Abstract: A cutting apparatus for blinds of the type having a head rail, a bottom rail, and a plurality of slats includes a frame defined by a base and a pair of opposed end walls with a blind receiving and severing area near one of the end walls. A drive screw supported by the end walls extends through a carriage slidable on the base for linear movement between the end walls, whereby the carriage can be driven along the length of the base by rotation of the drive screw. A knife on the carriage severs an end of a blind as the carriage advances through the blind receiving and severing area. A mandrel is removably mounted on an end wall in the blind receiving and severing area for receiving and supporting a head rail of the blind for inhibiting movement and /or distortion of the blind during cutting. A clamping block releasably clamps a blind in the frame.

Abstract: A safety device for a radial arm saw is presented. The device is readily attached to a radial arm saw by attaching it to the top of the table and the guide rail. The safety device has a three-sided, box-shaped handle part, which has a circular gripping handle between two of the sides. The handle is attached to a slide bar which slides through a carriage unit. The front face plate of the handle has a number of spring-loaded anti-kickback pins on one side. These anti-kickback pins are pushed in by the workpiece and the remaining, protruding, pins keep the workpiece against the table. The handle pivots upwardly from the slide bar. When it is desired to load a board onto the table for cutting, the handle is rotated up. Once the board is loaded the handle is rotated down and pushed forward. The front face plate holds the board against the guard rail and the anti-kickpins hold the board down. Once in that position, the saw blade can be pulled across the board, thus cutting the board.

Abstract: A pipe cutting machine includes a frame, a cutting blade mounted on the frame and movable in a predetermined direction for cutting apart a pipe and at least one clamping fitting having clamping jaws for clamping the pipe to be cut by the cutting blade. The clamping fitting is positioned obliquely with respect to the frame and to the direction of movement of a tip on the cutting blade such that clamping gaps defined by clamping jaws of the clamping fitting are angularly displaced from an exit point of the blade tip on the pipe and thereby one of the clamping jaws provides a backing abutment for the pipe disposed adjacent to the exit point of the blade tip so that impingement of the blade tip on the pipe at the exit point will not produce deformation of the pipe.

Abstract: A system for punching and bundling metal sheets, particularly for electric machines, has a die for punching the metal sheets. A die plate cooperates with the die, and a shaft receives and stacks the punched metal sheets. A device separates the punched metal sheets stacked in the receiving shaft. The separating device has at least two wedge elements which penetrate at a predetermined height of the stack of punched metal sheets, into the metal sheet stack at least approximately perpendicularly to the longitudinal axis of the receiving shaft.

Abstract: Disclosed is a cutting apparatus equipped with a means for alignment of its rotary blade relative to a selected street on a semiconductor wafer. The cutting apparatus has a marking member positioned at such a place that the rotary blade can make a mark of cutting position in an indexing direction on the marking member, thereby permitting the rotary blade to be put in precise alignment relative to a selected cutting line on the semiconductor wafer by adjusting the rotary blade in the direction traversing the street-cutting direction until the trace of the rotary blade has been put in alignment with a reference hairline.

Abstract: The present invention is a method for advancing and cutting tube blanks into desired lengths and ejecting the unusable piece of tubing remaining after all of the usable cuts have been made. The machine for cutting the tubes of the present invention is preferably a standard supported shear type cutting machine and the ejection of the tube is accomplished via a pusher that is mounted for reciprocation on a carriage such that when the last piece of usable tubing has been cut from the tube blank the pusher may be activated to eject the tubing from the cutting machine.

Abstract: An automatic handle end cutter to cut individual handles from a web of handle material. A shuttle clamp grips the web and advances it into a cutting area at which time the web is held by two further clamps. The shuttle clamp withdraws and a first cutter cuts the web at an angle to the longitudinal axis of the handle. This is followed by a second cutter which cuts the web at an angle to the handle axis giving handle ends with the corners removed. The severed and configured end handle is ejected and the cycle begun again.

Abstract: An apparatus for cutting an indefinite length suture strand to uniform lengths for subsequent threading and swaging to a surgical needle includes a drawing tower having at least one guide member defining a drawing axis parallel thereto. First and second gripping devices are provided to grip the indefinite length suture strand and draw it along the drawing axis; each gripping device mounted for reciprocal movement on at least one guide member. A retractable cutter for cutting the indefinite length suture strand is also provided for cutting the strand at a start position along the drawing axis. The indefinite length suture strand is fed to the drawing axis and drawn a predetermined distance beyond the location of the retractable cutter for positioning within a suture receiving opening formed in the surgical needle, while the second gripping device reciprocates to a start position along the drawing axis.

Abstract: A device used as an aid in scoring polygonal shapes into glass having a platen rotatable on a base and a compression arm secured to the base, the platen having grid markings and circular markings intersecting the grid markings, and holes at certain of the grid markings into which locating pins, straight edges and clamps can be inserted, the base having a circular recess, the platen being seated into the circular recess, the compression arm being secured to the base and having a glass engaging clamp, the compression arm extending over the platen to secure a piece of glass between the glass engaging clamp and the platen to facilitate a straight line to be manually scored using a hand scoring device, the platen being a held by a retaining force variably applied to hold the platen position by the glass engaging clamp during the scoring operation.

Abstract: Method and apparatus for singulating semiconductor devices (21) is provided. This approach eliminates the need for an adhesive tape. A fixture (10) is provided to hold the joined semiconductor devices. The fixture has grooves (14 and 18) to accommodate a saw blade (35). The saw makes a cut in two directions thereby separating or singulating the semiconductor devices. Bars (24) are placed across the semiconductor devices when sawing in the second direction to hold the semiconductor devices in the holding fixture. A pick and place machine can then be used to remove the singulated semiconductor devices from the holding fixture.

Abstract: A cutting machine (A) simultaneously cuts an elongate workpiece (a) into one or more building products, wherein each product is of a predetermined length. The machine includes a frame or foundation (1), which supports an input or carry-in conveyor (2) for conveying the workpiece along a first path of travel. The machine further includes a plurality of cutting mechanisms (3), (5), (6), and (7) and a feed mechanism (12) supported on the frame. At least some of the cutting mechanisms are movably mounted on the frame for selectively adjusting the spacing between adjacent cutting mechanisms for cutting the workpiece into products of predetermined length or lengths. The feed mechanism receives the workpiece from the input conveyor and moves the workpiece along a second path of travel until the workpiece contacts the cutting mechanisms, thereby cutting the workpiece.

Abstract: The circular saw mill has an engine driven circular saw on a carriage. The carriage has a table that catches the sawn lumber and caries it back to the operator. The saw mill is laid out so one man can operate the mill, which eliminates the necessity for extra help. The set works for the saw mill has a hand lever at the operator station so the operator can advance the log towards the saw, controlling the thickness of the board to be cut. The log is held in a position for cutting by conventional dog asssemblies. The carriage is moved by a conventional chain and sprocket mounted on a hydraulic motor powered by a hydraulic power unit.

Abstract: A cutter clamp assembly for holding the elongated strip of tire material during the cutting process, whereby predetermined lengths of tire material are created to be formed into a tire. The cutter clamp is an air actuated clamp that is pivoted into engagement with a sidewall section of the elongated strip of tire material as air suction from an air manifold holds the entire elongated strip down so as to assure a uniform and even cut. The cutter clamp includes a clamp bar that is spring loaded by a tension bar such that during engagement the clamp bar evenly distributes a force along the entire sidewall adjacent to the cutter such that an even cut is started upon contact by the cutter with the elongated strip of tire material, whereby the air suction manifold holds down the entire elongated strip during cutting.

Abstract: An apparatus for trimming the edges of a fabric panel. The apparatus includes a holding fixture for holding the panel such that the edges to be trimmed hang freely in the holding fixture. A trimming apparatus is insertable into the holding fixture for trimming the edges of the panels together while the panels are held in the holding fixture. The trimming apparatus includes a frame having a movable slide and at least one trimming assembly attached to the slide. A fixture drive engages the holding fixture holding the edges of the panels to be trimmed and repositions the holding fixture prior to trimming the edges of the panel.

Abstract: A stager interface apparatus and method for staging two-up printed material are disclosed. The stager interface apparatus and method, in the form of a cutter stager, by independently holding each piece of printed material, allow side-by-side printed material to be released downstream either simultaneously or sequentially dependent upon downstream requirements.

Abstract: A document trimming apparatus includes a document trimming mechanism and a document positioning mechanism. The document trimming mechanism includes a trimmer clamp for holding a document made up of a stack of sheets while being trimmed and a knife for trimming an edge of the stack of sheets. The document positioning mechanism includes a transport holder for securely holding the stack of sheets during transport and further includes a carrier movably supporting the transport holder for translational and rotational movement relative to the document trimming mechanism. The document positioning mechanism is adapted to position successive edges of the stack of sheets proximate the knife for trimming. The document positioning mechanism includes a first actuator to control rotational movement, a second actuator to control translational movement, and a third actuator to control a side block for initial positioning of the stack on the document positioning mechanism.

Abstract: To manufacture orifice disks, polygonal workpieces are prefabricated and oblique holes are punched successively by positioning the polygonal workpieces in different angular positions between lateral stops on an inclined bearing surface of a fixed punch die. The workpiece is removed after punching a hole, arranged in the following angular position and positioned between the lateral stops in order to punch the following hole. The removal and positioning of the workpiece in different angular positions is repeated to provide the required arrangement of punched holes. A device for manufacturing orifice disks includes a punch, lateral stops, and an inclined bearing surface of a fixed die. Accordingly, the series production of orifice disks of multiple-orifice nozzles for fuel-injection engines is accomplished.

Abstract: A machine tool having a base unit, a table mounted on the base unit, at least one workpiece support member mounted on the table having a work support surface disposed at an angle to the horizontal, devices for removeably securing a workpiece on the work support surface and a tool operatively engageable with a workpiece secured on the workpiece support surface for performing a work function thereon.

Abstract: A circular saw having a cutting position for cutting a workpiece at a predetermined location thereof, a gripper for gripping a workpiece at a predetermined location on the workpiece, a drive having a plurality of gears including final and penultimate stage gears, and a backlash eliminator for braking the final stage gear for eliminating backlash between the final and the penultimate stage gears upon the initiation of cutting a workpiece at the cutting position.

Abstract: An apparatus for cutting slots in corrugated and twin-wall pipes that have annular elevations alternating with annular impressions, comprises a machine frame with a pipe duct and a lifting carriage for moving a pipe through the pipe duct. Two groups of holding and centering levers are provided which are engageable with a pipe for straightening and retaining the latter axially and radially. Further, saws are provided which are disposed between two groups of holding and centering levers on the machine frame and which are movable to reciprocate lineally and radially in relation to the axis of the pipe duct.

Abstract: A holddown bar assembly for a textile-centering and cutting machine through which a web is advanced in a direction has a lower bar underneath the goods and extending transversely of the direction a full width of the web and an upper support bar above the goods, extending the full width of the web, and provided with a vertical guide. A row extending the full width of the web of finger plates are vertically displaceable relative to each other on the guide directly above the lower bar so that the web can be pinched between the row of finger plates and the lower bar. A biasing unit is engaged between the upper support bar and the finger plates for urging the finger plates downward against the web.