Abstract: A paper punch for punching one or more holes into one or more sheets is disclosed. The paper punch includes a pair of top and bottom plates, formed of a polymer and hingelike mounted to one another along respective straight edges about an off-center pivot point located below the surface of the bottom plate. The off-center hingelike mounting assures an equal tolerance in entry as the punch head enters its punch hole. The hingelike mounting further includes integral mounting members designed to secure the paper punch about rings of a loose-leaf binder. The hingelike mounting includes male members formed on one of the pair of plates designed to cooperate with female members formed on the other plate. One of the pair of plates is formed with a reentrant segment to facilitate the angular separation of said pair of plates from one another preparatory to insertion of a sheet therebetween. The pivot is off-centered by a distance equal to the height of a male punching member.

Abstract: A cutting die for cutting materials is provided. A die sheet having opposing front and back die sheet surfaces is provided. At least one cutting edge defining a die pattern is formed extending outwardly from a portion of the front sheet surface. A spacer abutment extending outwardly from a portion of the back surface of the die sheet is also provided. The spacer abutment is disposed in alignment with the cutting edge. A pressure surface is provided for applying the die sheet to the materials. An abutment surface of the spacer is abutted directly against the carrier surface in order to dispose the cutting edge a predetermined distance from the pressure surface. Cavities formed between adjacent abutments may be filled with an adhesive material in order to secure the cutting die to the pressure surface. The cutting die may be flexible and may be adhesively secured to a cylindrical die carrier.

Abstract: A machine for slicing bakery products such as rolls and buns. Buns that are arranged in clusters having at least four buns each have their two outside buns sliced from the outer edges and the interior buns sliced from a location between them. A vertical disk with a dull edge is arranged to engage the weak line between the two interior buns to create a break from the bottom that provides access for the shaft of the slicing blade to pass through the bun cluster without disfiguring the buns. The disks and the slicing blades for the interior buns are carried on a lower slicing mechanism which underlies the conveyor system for the buns. The lower slicing mechanism can be slid out to one side of the machine for servicing. The disks can be lowered to an inoperative position by an actuating linkage, and the lower slicing blades are automatically released when the disks are lowered.

Abstract: A power-controlled sawing machine provided with a clamping and angle-adjusting mechanism and a safety alignment mechanism. The clamping and angle-adjusting mechanism consists of first and second clamping plates to clamp an object to be cut therebetween. The second clamping plate further effects the adjustment of the angular position of the second clamping plate relative to the sawing direction. The safety alignment mechanism includes a stop plate which can be moved and turned to align with the second clamping plate so as to prevent a cut piece from bouncing out and injuring people.

Abstract: A workpiece finishing machine feeds a plurality of interconnected workpieces, in the form of a feedstock bandolier, to a cutting cylinder wherein individual workpieces are separated from the bandolier by a cutting punch. The separated workpiece is subsequently moved into engagement with a reciprocating presentation carriage which removes the workpiece from the cutting cylinder and presents it in a predetermined position to a robotic loader or assembly device. The machine includes a plurality of sensors which detect various aspects of the feedstock and workpiece.

Abstract: An apparatus and method for slitting a stack of folded corrugated paperboard boxes utilizes a thin slitting blade mounted for continuous movement through a slitting station and defining a vertical slitting plane. A stack supporting table straddles the slitting blade to support a stack of boxes in a stand-by position above the blade. Adjustable upstream and downstream squaring devices are operative to square and center the stack in the cutting plane and a vertically reciprocable ram operates to move the stack and the supporting table downwardly past the blade against a table biasing force to slit the stack into two half-size stacks. The squaring device is operable to re-square the slit half-size stacks prior to conveyance out of the slitting station. The slitting run of the continuous blade operates in a rigid blade holder which is adjustable to compensate for blade wear and to maintain the cutting edge of the blade in a fixed plane.

Abstract: Apparatus and method for cutting gift-wrap paper, which comprises an elongate straight V-sectioned element that is easily hand-held by one hand of an operator. The element has a cutting edge along one side, which cuts the paper after the desired amount thereof has been pulled off the roll.

Abstract: A method is provided for cutting pipes, preferably welded pipes in conjunction with welding the pipes in a welding machine, and for cutting the pipes at a rate determined by the welding machine. At the same time a pipe is cut in a cutting position by a raisable and lowerable cutting device, the next pipe to be cut is fed to a pipe collecting position. The collecting position is displaced in relation to the cutting position, such that when the cutting device returns to its starting position upon completion of a cutting operation, the pipe is advanced one step to the pipe cutting position while simultaneously, the preceding pipe is advanced to the pipe collecting position.

Abstract: An impact detacher with a centrifugal wheel and two or more centrifugal conduits which are enclosed by two or more impact rings, wherein the material to be ground is fed concentrically via a feed pipe and guided away again via an outer annular conduit. Each half of the impact ring is directed to two oppositely directed impact surfaces, wherein the impact detacher can comprise a common product discharge conduit. The centrifugal wheel comprises a guiding apparatus with a divided feed in the area of the product inlet, wherein a larger feed surface is assigned to the centrifugal conduit remote of the feed pipe.

Abstract: Potatoes are conveyed one at a time along a predetermined path ending at a cutter that cuts the potatoes into helical strips. A series of four rings surrounds the path. Each ring has a plurality of nozzles that produce jets of water intersecting at a point in the path. At the outlet of the series of four rings is an orienter through which the potatoes pass. The rings and the orienter align and guide the potatoes as they move along the path and through the cutter.

Abstract: A clamp includes a flexible collar with a locking part, a holding part with two cutouts receiving the collar, and a holding mechanism for locking the collar in place on the holding part. The two cutouts open exteriorly on one side of the holding part.

Abstract: Method and apparatus is disclosed for severing flat tubing. A length of tubing is gripped at longitudinally spaced apart locations and the tubing is deeply scored by rapidly rotating circular cutters which are moved across the faces of the tubing at a predetermined linear velocity. The angular velocity of the circular cutters greatly exceeds the linear velocity of traversal. An axial force is applied to separate the tubing.

Abstract: To assure that a plate-shaped brittle material is exactly cut into two plate pieces, a jig having a thread-shaped projection secured thereto in conformity with a predetermined pattern positionally coincident with a cut groove formed in the plate-shaped brittle material, an elastic member located on the cut groove side of the plate-shaped brittle material, and a plate-shaped brittle material to be cut into two plate pieces are placed on a table of a press machine one above another, and subsequently, a predetermined intensity of pressing power is applied to the jig from above by operating a pressing machine. Alternatively, a jig having a thread-shaped projection secured thereto, an elastic member located on the opposite side relative to the cut groove side of the plate-shaped brittle material, and a plate-shaped brittle material to be cut into two plate pieces may be placed on the press table one above another.

Abstract: A knife has a handle adapted for gripping by a user's hand and an elongated blade mounted to the handle and extending generally longitudinally outwardly therefrom. The blade defines a longitudinal sharpenable cutting edge for cutting through a variety of materials. The handle has a plurality of pairs of bilateral sharpening guide indentations formed on opposite side portions of a forward end of the handle adjacent to opposite sides of the cutting edge of the knife blade. The pairs of guide indentations are formed at respective different angular relationships to the cutting edge of the blade for facilitating the alignment of an elongated sharpening bar at appropriate angles to the cutting edge to correctly sharpen the knife blade.

Abstract: A method and apparatus for cutting tissue sections from an organic tissue specimen to generate multiple tissue ribbons having any desired section sequencing. A three-dimensional microtome which allows relative movement between the tissue specimen and the cutting blade in three dimensions is used to generate the tissue ribbons. Preferably, the three-dimensional microtome also includes an advanceable cutting blade capable of being conveniently advanced in the direction along its length to provide a fresh cutting edge to the cutting area of the microtome.

Abstract: A fence for a saw table includes a threaded shaft rotatably mounted parallel to one side edge of the saw table platform and a guide fence operably mounted on the shaft to move longitudinally as the shaft is rotated. The guide fence is mounted to the shaft on a mounting block with a locking mechanism which permits the block to be affixed to the threaded shaft so that the guide fence may be pivoted to a storage position on the shaft, and then returned to an operable position in the same place on the saw table. A handle mounted on the end of the threaded shaft permits longitudinal movement of the guide fence along the saw table. A wheel mounted on the free end of the guide fence supports the guide fence end slightly above the surface of the saw table.

Abstract: Apparatus for cutting through the sheathing of a cable comprises a cutting wheel and a guide assembly including a guide box substantially enclosing the cutting wheel except for a portion extending through and beyond an end wall of the box. The box end wall abuts a plate extending perpendicular to the end wall and parallel to the cutting wheel. A slot through the plate has side and bottom walls extending parallel to the cutting wheel axle. In use, a cable in the slot extends axially towards and over the cutting wheel. A first cut is thus made in the cable in a plane perpendicular to the cable axis. By positioning the cable to extend axially parallel to the plate, an axially extending second cut is made. By extending the first cut entirely around the cable and intersecting the two cuts, a section of the cable sheathing is removed.

Abstract: The present invention relates to a compact, multi-station system for sizing window coverings such as roller shades, mini blinds, pleated shades and vertical blinds. The system includes devices for cutting components of each of the types of shades and coverings to correct window dimensions and an arrangement for presenting to a system operator, the cutting equipment for a particular application. In its most preferred form, the system includes four (4) stations with a flip-top horizontal surface containing sizing equipment on opposed sides. The most preferred system also includes fixed cutters, e.g. for roller shades and for cutting the head rail of vertical blinds. In the most preferred embodiment, the system also includes storage space for product to be sized.

Abstract: An automatic saw is provided having a rotatable saw blade for cutting through a workpiece which is carried on a movable arm, which permits the workpiece to be moved into engagement with the saw blade. The saw blade is mounted on a first shaft while the workpiece and arm are mounted on a second, rotary shaft. Typically, a load cell is carried on the second shaft to sense torsional stress created by the pressure of the saw against the workpiece. This torsional stress is a direct measurement of the pressure of the saw against the load cell, and may be used in a feedback system for automatic adjustment of the sawing conditions. Also, it is preferred for the second shaft to be longitudinally movable in an automatic manner by means of a threaded, rotary arrangement for longitudinally advancing and retracting the second shaft between predetermined positions. A rotary encoder may be used to monitor the rotary position of the second shaft and arm.

Abstract: An improved apparatus for finishing slide fasteners by cutting off an elongate slide fastener chain across longitudinally spaced element-free spaces is provided wherein a slider arresting mechanism is disposed between a cutting mechanism and a feed mechanism and movable into and out of a path of travel of the slide fastener chain for temporarily arresting a slide fastener against downstream movement while the slide fastener chain is being fed by the feed mechanism, and a detecting mechanism is operatively connected with the slider arresting mechanism for detecting the engagement between an end stop and the slider which occurs when the slide fastener chain is fed by the feed mechanism while the slider is being arrested by the slider arresting mechanism.