Abstract: A glass plate bend-breaking machine for a glass plate includes a supporting mechanism by which a glass plate with a predetermined bend-breaking line as a cut line formed on an upper surface, i.e., one surface, thereof is supported at a lower surface, i.e., another surface, of the glass plate; and press-breaking devices and for press-breaking the glass plate along the predetermined bend-breaking line. Each of the press-breaking devices has a pressing body for simultaneously pressing a plurality of parts and along the predetermined bend-breaking line on the upper surface of the glass plate at the time of press-breaking the glass plate along the predetermined bend-breaking line at each of press-breaking positions on the glass plate.

Abstract: A method of manufacturing a glass sheet includes a start point forming step of forming a scribe line on a preset cutting portion of a glass sheet, a setting step of causing, through use of a support member having a groove-shaped recess, the support member to support the glass sheet having the scribe line formed thereon from one surface side so that the preset cutting portion is arranged on the recess, and a cutting step of generating a negative pressure in the recess to bend the preset cutting portion on the recess so that the one surface side protrudes, to thereby cut the glass sheet along the preset cutting portion with the scribe line as the start point. At the time of performing the cutting step, the entire recess is covered with a cover member from another surface side of the glass sheet through intermediation of the glass sheet.

Abstract: A glass article is provided that has sub-surface laser engraving and a prestressing of the surface. A production method for the glass article and the use of the glass article are also provided. The sub-surface laser engraving is arranged in a partial volume of the glass article that is under tensile stress, with tempering of the glass article being performed after the introduction of the sub-surface laser engraving.

Abstract: Laser processing of sapphire is performed using a continuous wave laser operating in a quasi-continuous wave (QCW) mode to emit consecutive laser light pulses in a wavelength range of about 1060 nm to 1070 nm (hereinafter “QCW laser”). Laser processing of sapphire using a QCW laser may be performed with a lower duty cycle (e.g., between about 1% and 10%) and in an inert gas atmosphere such as argon or helium. Laser processing of sapphire using a QCW laser may further include the use of an assist laser having a shorter wavelength and/or pulse duration to modify a property of the sapphire substrate to form absorption centers, which facilitate coupling of the laser light pulses of the QCW laser into the sapphire.

Abstract: The overall yield of a splitting method for division of a solid-state starting material into at least two solid-state pieces is increased by use of a polymer hybrid material comprising one or more fillers in a polymer matrix. A corresponding splitting method comprises the steps of providing the solid-state starting material with at least one exposed surface, applying a polymer hybrid material comprising fillers in a polymer matrix to at least one exposed surface of the solid-state starting material, so as to result in a composite structure, and subjecting the composite structure to a stress field such that the solid-state starting material is split along a plane within the solid-state starting material into at least two solid-state pieces.

Abstract: A method of forming a fracture start portion of a con rod for forming fracture start portions of a con rod at opposing positions in an inner peripheral surface of a large end of the con rod made of metal, includes a first step of forming a groove portion at a position corresponding to the fracture start portion by using a first insert tip with a large tip end and a second step of forming the fracture start portion, which has become a V-shaped groove, by machining a bottom portion of the groove portion smaller by using a second insert tip having a tip end smaller than the first insert tip.

Abstract: In some aspects, an unloading device for a pipe processing system includes a depositing carriage having a depositing surface for depositing a pipe during and/or after a pipe processing operation, the depositing carriage being configured to move in a longitudinal direction of the pipe, and a supporting carriage having a supporting member for the pipe, the supporting member having a wall for radially supporting the pipe, and the supporting carriage being configured to move in a longitudinal direction of the pipe, where the depositing surface of the depositing carriage and/or the supporting member of the supporting carriage is configured to move in at least one other direction in addition to the longitudinal direction of the pipe so that the depositing carriage and the supporting carriage can be at least partially moved past each other along the longitudinal direction of the pipe.

Abstract: A manually operated multiple pill or tablet splitter for simultaneously cutting or splitting a plurality of pills in a single operation is disclosed. The device includes a base member that provides a flat top surface for loading the pills, spring loaded alignment bars for containing, aligning, and holding the pills or tablets in a straight line, and a close fitting cover member having a cutting blade fitted inside which is surrounded by a retractable spring biased blade guard to cover the blade prevent injury. When the cover is manually pushed down onto the base member, the blade guard is retracted and the cutting blade bisects all the pills or tablets in a single operation.

Abstract: The machine for cracking a connecting rod comprises an electro press with an electric motor (400) for actuating an expandable element. The electro press comprises a first actuator part (410) and a second actuator part (430) arranged so that when the first actuator part is driven by the electric motor (400) from a first position to a second position, (a) the first actuator part (410) is first driven by the electric motor (400) from said first position (FIG. 12A) to an intermediate position (FIG. 12B), without displacing the second actuator part (430), and (b) subsequently the first actuator part (410) is further driven by the electric motor (400) from said intermediate position (FIG. 12B) to said second position (FIG. 12C), displacing the second actuator part from a non-expanding position to an expanding position.

Abstract: Provided is a substrate holder system comprising a first substrate holder that holds a first substrate; an engaging member provided on the first substrate holder; a second substrate holder that holds a second substrate and can, together with the first substrate holder, sandwich the first substrate and the second substrate; an engagement receiving member that is provided on the second substrate holder and engages with the engaging member; and a dust restricting means for restricting generation of dust caused by the engagement of the engaging member and the engagement receiving member.

Abstract: The present disclosure disclosed a device for cutting a liquid crystal substrate, comprising: a knife head for applying a pressure on a predetermined position of a liquid crystal substrate, so as to faun a cross section with rib marks; an image sensor movably arranged at a proper location to obtain and transmit rib mark images; a drive unit connected with the image sensor, for driving the image sensor to move to or away from a location suitable for obtaining the rib mark images; and an image processing unit communicatively connected with the image sensor, for receiving and analyzing the transmitted rib mark images to obtain the rib mark information on the cross section under the pressure of the knife head. The present disclosure can test the rib mark and automatically adjust the knife pressure prior to cutting the substrate, so as to increase the cutting efficiency.

Abstract: A method and a device for fracture separation of a workpiece and a workpiece fracture-separated by the method in accordance with the invention or with the device in accordance with the invention are disclosed. According to the invention, at a distance from a fracture separating notch at least one fracture directing notch is formed, which plays a part in determining the path followed by the fracture separating plane. The device for the fracture separation of the workpiece has a laser unit for forming the fracture separating notch and a mechanical machining unit for forming the fracture directing notch.

Abstract: An apparatus for removing a plastic wrapping film from a pack of objects, comprising an opening station of the wrapping film. The opening station in turn comprising housing means of the pack identifying a housing seating of the pack. The opening station comprises weakening means of a part of the film. The weakening means comprising heating means of a fluid and a first outlet mouth and a second outlet mouth of the heated fluid, said first mouth and said second mouth being, at least in a configuration thereof: operatively connected to said heating means of a fluid; facing towards said housing seating; facing towards an imaginary plane interposed there-between.

Abstract: An automatic cutting device is described for cutting an assembly. The assembly includes a material having a weakened zone therein that defines a useful layer and being attached to a source substrate. The cutting device includes a cutting mechanism and a holding and positioning mechanism operatively associated with the cutting mechanism. The holding and positioning mechanism positions the material so that the cutting mechanism detaches the layer from the source substrate along the weakened zone. The cutting device also includes a control mechanism for adjusting at least two different portions of the assembly during detachment of the layer to facilitate a more precise detachment.

Abstract: A web for forming sealed air filled pouches includes a plurality of fold seals that seal first and second elongated layers together along a fold area defining first and second chambers. The fold seals create a cushioned area along a fold area when the first chamber is folded over the second chamber. Also disclosed is a device for separating air filled pouches. The device includes a first stage including a first belt operating at a first speed and a second stage including a second belt operating at a second speed. The web passes through the first stage before passing through the second stage. A pouch is separated from the web at the lines of perforations when a relative speed of the first belt is slower than a speed of the second belt by a predetermined threshold.

Abstract: A tablet division feeder includes a moving unit to move a tablet T, a fixing blade located in a movement path of the tablet T, and a support plate extending from the fixing blade such that divided tablets T2 on the fixing blade are transferred and kept onto the support plate. The fixing blade divides the tablet T into upper and lower divided tablets as the tablet T is moved in such a manner that the lower divided tablet T1 is discharged and the upper divided tablet T2 is transferred from the fixing blade to the support plate by the moving unit and kept on the support plate. The upper divided tablet T2 is discharged from the support plate as the upper divided tablet T2 is further moved by the moving unit in such a manner that the upper divided tablet T2 is discharged from the moving unit.

Abstract: A fiber optic cable includes first and second optical fibers. A fiber section surrounds the fibers and is formed of a first material. First and second strength members are adjacent to the fiber section on opposite sides thereof. A jacket surrounds the first and second strength members and fiber section. The jacket is formed of a second material, stronger than the first material and which does not adhere to the first material. The jacket may be manually torn open to access the fiber section. The fiber section may be manually pinched and stripped cleanly from the fibers. The fiber section acts as a cocoon to protect the fibers when the jacket is opened and cleanly pulls off of the fibers by manual force.

Abstract: The invention relates to a polycrystalline silicon portion having at least one fracture surface or cut surface, which includes metal contamination of from 0.07 ng/cm2 to 1 ng/cm2. The invention also relates to a method for breaking a silicon body, preferably a rod of polycrystalline silicon, including the steps: a) determining the lowest natural bending frequency of the silicon body; b) exciting the silicon body in its lowest natural bending frequency by means of an oscillation generator, the excitation being carried out at an excitation point of the silicon body such that the silicon body breaks at the excitation point; so that a silicon portion having a fracture surface results which includes metal contamination of from 0.07 ng/cm2 to 1 ng/cm2.

Abstract: Methods for changing a strip of sealed bag precursors in to open bags are disclosed. The apparatus used in the method is referred to as a transforming machine and includes a separation station and may include a perforation station and a piercing station. The perforation station forms a plurality of end perforations in the multiple layers of a strip of sealed bag precursors. The separation station separates the plurality of end perforations in at least one film layer of the trip to form a plurality of bag openings. The plurality of end perforation are torn by the separation station, which includes manipulating the rotation of a main roller, a pressure roller and at least one separation roller.

Abstract: Provided is a method for cutting a glass sheet whereby even a thin glass sheet having a thickness of 1 mm or less can be suitably cut. A nick (20a) is formed on a section of a planned cutting line (L) of a glass sheet (20). The glass sheet (20) is placed on a surface (10a) of a jig (10) in which an uneven portion (10b) having a shape corresponding to the planned cutting line (L) is formed. The glass sheet (20) is cut by deforming a portion thereof located above the uneven portion (10b) and developing a crack originating from the nick (20a).

Abstract: In a breaking operation, a substrate is moved so that a blade can be situated in line with a scribe line, and the blade is lowered to break the substrate. After the breaking, the blade is raised. Then, the substrate is moved along its surface while taking an image of the substrate by using a camera after the breaking. Moreover, the blade is lowered to break the substrate. After the breaking, the blade is raised. Then, the substrate is moved along its surface while performing image processing concurrently. After the movement of the substrate, the position of the substrate is corrected so that the following scribe line to be cut for breaking can be situated immediately below the blade. In this way, the time required for breaking the substrate formed with a multiplicity of scribe lines into pieces can be shortened.

Abstract: A method and a device for fracture splitting a connecting rod and a connecting rod formed therefrom are provided, in which a force exerted on an outer rim of an eye of the connecting rod by a separating tool is generated by an electromagnetic force. The separating tool includes at least two separating members inserted into the eye, and the electromagnetic force is generated by displacing the at least two separating members away from each other inside the eye in response to application of the electromagnetic force. The electromagnetic force may be generated by passing current through coils positioned between the at least two separating members in a manner that causes the coils to repel one another, preferably with a pulse duration of less than 100 microseconds, in order to minimize plastic deformation at the fracture locations.

Abstract: A method of printing comprises the steps of: providing a solid state material having an exposed surface; applying an auxiliary layer to the exposed surface to form a composite structure, the auxiliary layer having a stress pattern; subjecting the composite structure to conditions facilitating fracture of the solid state material along a plane at a depth therein; and removing the auxiliary layer and, therewith, a layer of the solid state material terminating at the fracture depth, wherein an exposed surface of the removed layer of solid state material has a surface topology corresponding to the stress pattern.

Abstract: A substrate holder assembly for use in a controlled spalling process is provided. The substrate holder assembly includes a base structure having a surface in which a base substrate or other work piece can be placed thereupon. A framing element is located above and spaced apart from the surface of the base structure. The framing element has a window which exposes an upper surface of the base substrate and defines an area of the upper surface of the base substrate in which another material can be applied thereto. A support structure containing at least one mechanical securing element is located on the framing element. The support structure mechanically constrains the base substrate within the substrate holder assembly. Each mechanical securing element contacts at least one surface of the support structure and, optionally, one surface of the base substrate.

Abstract: Devices and methods for breaking and storing whole or half razor blades. More specifically, devices and methods that can be used by hand to safely and easily break whole razor blades and store the broken blade halves for later use. Specific devices and methods remove whole or half blades and paper wrapper, provide convenient and safe storage and disposal of whole or half blades, and store and transport whole or half blades to minimize or eliminate hand contact and prevent injury, infection and bodily contamination.

Abstract: A method of ripping a plate material having a resilient part, a frame, and an easily breaking part formed between the resilient part and the frame includes holding the frame between an upper pad and a die on a first side of the easily breaking part, moving a punch toward a lower pad that is retractable against pushing force, to clamp the resilient part between the punch and the lower pad on a second side of the easily breaking part, and driving the punch so that the punch guides the plate material and applies tension to the easily breaking part in a surface direction of the plate material, thereby ripping the plate material along the easily breaking part. The method is capable of ripping the plate material without causing burrs.

Abstract: An apparatus for removing a portion of a protective covering from a drinking straw, including a support mounted on a container for receiving the portion of the protective covering removed from the drinking straw, and an orifice in the support having a shape and size adapted for receiving a drinking straw packaged in a protective covering through the orifice to the extent corresponding to the length of the portion of the covering to be removed from the drinking straw, the orifice positioned in the support to allow the protective covering to be received through the orifice but not withdrawn from the orifice. A related method is also disclosed.

Abstract: A field-pole magnet manufacturing apparatus fractures a magnet fixed on a die serving as a lower tool by causing a punch of an upper tool to press the magnet while in contact with the magnet. At least one projection is formed in the punch of the upper tool symmetrically with respect to the central position of the magnet in the width direction of the magnet.

Abstract: An integrally formed rigid razor blade having a body with a cutting edge portion extending about a cutting edge portion plane, and having a cutting edge at one end, a base portion extending along a base portion plane, a bent portion intermediate the cutting edge portion and the base portion. The body is made of martensitic stainless steel that includes mainly iron and between 0.62% and 0.75% of carbon in weight.

Abstract: An apparatus for providing self-adhesive film sheets includes a film dispenser that provides a film strip with at least one carrier film and a film for use that is self-adhesive on at least one side. A conveying device conveys the film strip from the film dispenser together with the carrier film on a guide track to a removal station, at which the film for use is removed from the carrier film. The removal station has a carriage with a separating edge over which the carrier film can be drawn by the conveying device. An actuator displaces the carrier film along the guide track. The removal station includes a gripper for gripping a film sheet located in front of the separating edge and holding the film sheet stationary while the carriage is displaced on the guide track by the actuator counter to the conveying direction of the carrier film. Simultaneously, the carrier film is drawn away over the separating edge for detachment from the film sheet.

Abstract: A method for cutting a primary ultrafine-crystalline alloy ribbon having a structure in which ultrafine crystal grains having an average grain size of 30 nm or less are dispersed in a proportion of 5-30% by volume in an amorphous matrix, comprising placing the ribbon on a soft base deformable to an acute angle by local pressing, bringing a cutter blade into horizontal contact with a surface of the ribbon, and pressing the cutter to the ribbon to apply uniform pressure thereto, thereby bending the ribbon along a cutter blade edge to brittly fracture-cut the ribbon.

Abstract: A tape dispenser having a housing, a cavity within the housing and within which a roll of tape is rotatably retained, and pairs of front and rear legs. The housing is able to stand on a flat surface in two different orientations. In a first orientation, the housing is supported on curved tips of the front legs and a region of the tape roll. In a second orientation, the housing is supported by curved, rearwardly extending projections on the rear legs and a second region of the tape roll. The housing rotates on the tips or projections as tape is withdrawn from the roll. A blade angles downwardly from the front end of the housing and is retained a distance from the surface when the housing is in each of the first and second orientations. The housing is rotated through about ninety degrees between the first and second orientations.

Abstract: An apparatus for separating dunnage from a pallet including a base plate for placement on a floor, a shearing surface positioned at a predetermined distance above the base plate, and means for securing the shearing surface to the base plate. The shearing surface includes a bottom edge which is substantially planar with the base plate. The base plate, bottom edge of the shearing surface, and the means for securing define an opening for passing a pallet therethrough. In a second aspect, a method is provided for separating dunnage from a pallet which includes providing the apparatus, and forcing the pallet through the opening, whereby the shearing surface separates the dunnage from the pallet when the pallet passes through the opening.

Abstract: The present invention is directed to a fiber cleaving tool that cleaves a fiber optic cable flush with the ferrule's end face. The fiber cleaving tool has a tool body with a tensioning mechanism and a cleaving mechanism. A handle extends from one end of the tool body and a lever is pivotally connected to the opposite end of the tool body. The lever has a trigger blade that activates the cleaving mechanism to cleave the fiber optic cable extending from a connector positioned in the tool body.

Abstract: Methods and apparatus for changing a strip of sealed bag precursors in to open bags are disclosed. The apparatus is referred to as a transforming or bag opening machine and includes a separation station and may include a perforation station and a piercing station. The perforation station forms a plurality of end perforations in the multiple layers of a strip of sealed bag precursors. The separation station separates the plurality of end perforations in at least one film layer of the trip to form a plurality of bag openings. The plurality of end perforation are torn by the separation station, which includes manipulating the rotation of a main roller, a pressure roller and at least one separation roller.

Abstract: A sandpaper cutting tool having a substantially rectangular multi-tiered platform including a first and second measuring surface, a top surface, and a back. The second measuring surface is positioned between the first measuring surface and the top surface. The first measuring, second measuring, and top surfaces vertically align and define the back. The first measuring surface has a front cutting edge and a first blade having a serrated edge vertically aligned adjacent the front cutting edge. The second measuring surface has a front cutting edge and a second blade having a serrated edge vertically aligned adjacent the front cutting edge. A first backstop is defined between the first measuring surface and the second measuring surface. A second backstop is defined between the second measuring surface and the top surface.

Abstract: Methods for removing a material layer from a base substrate utilizing spalling in which mode III stress, i.e., the stress that is perpendicular to the fracture front created in the base substrate, during spalling is reduced. The substantial reduction of the mode III stress during spalling results in a spalling process in which the spalled material has less surface roughness at one of its' edges as compared to prior art spalling processes in which the mode III stress is present and competes with spalling.

Abstract: A pill is divided using a pill splitter and crusher device having a first member coupled to a second member. The first member comprises a pill-receiving cavity and the second member comprises a blade and an anvil. In some contemplated embodiments, the anvil is configured to crush a pill placed within the cavity and the blade is configured to split the pill within the cavity. Furthermore, the anvil is coupled to the second member, such that the anvil could move from a crushing position to a non-crushing position, which allows for crushing and splitting of the pill, respectively.

Abstract: A tearing method for tearing a polarizing plate, including: after a tear-initiation edge of a polarizing plate defectively attached on a liquid crystal panel is torn away from the panel, turning on a pneumatic maintaining device to keep the tear-initiation edge at a torn-away state; moving the pneumatic maintaining device and a tearing platform such that the tear-initiation edge can be located in a tearing assembly; and clamping the tear-initiation edge in the tearing assembly and further tearing the polarizing plate by the relative movement between the tearing platform and the tearing assembly. The present disclosure further provides a tearing apparatus for tearing the polarizing plate. The tearing method and device allows the polarizing plate to be torn semi-automatically, improves the controllability of the tearing process of the polarizing plate, and further improves the yield rate of the panel as well as reduces the industry safety risks.

Abstract: The invention relates to a polycrystalline silicon portion having at least one fracture surface or cut surface, which includes metal contamination of from 0.07 ng/cm2 to 1 ng/cm2. The invention also relates to a method for breaking a silicon body, preferably a rod of polycrystalline silicon, including the steps: a) determining the lowest natural bending frequency of the silicon body; b) exciting the silicon body in its lowest natural bending frequency by means of an oscillation generator, the excitation being carried out at an excitation point of the silicon body such that the silicon body breaks at the excitation point; so that a silicon portion having a fracture surface results which includes metal contamination of from 0.07 ng/cm2 to 1 ng/cm2.

Abstract: A roof pipe flashing with a raised boot and elongated opposite extensions extending therefrom which roof pipe flashing is used to cover and weatherproof an existing but damaged roof pipe flashing on the pitched roof of a building. The roof pipe flashing can be made manually by cutting or tearing along pre-marked lines on the flat base of a roof pipe flashing.

Abstract: A tool assembly includes an actuator and a bearing surface. The actuator places a force with the bearing surface on a riser connected to a workpiece to separate the riser from the workpiece.

Abstract: A wrapping film dispenser has a generally cylindrical container that defines a cavity for accommodating a wrapping film roll, and further defines a slot extending along its length for extracting a sheet of wrapping film through the slot. A gripping pad member is rigidly attached at a first lengthwise edge of the slot. A locking element is rigidly attached proximal to a second lengthwise edge of the slot. The locking element extends towards the gripping pad member, presses the extracted wrapping film sheet against the gripping pad member, and restricts movement and prevents roll back of the extracted wrapping film sheet. A cutting frame is rigidly attached proximal to the first lengthwise edge of the slot above the gripping pad member, and has a protruding element located at a predetermined location on the cutting frame for cutting the wrapping film sheet extracted out through the slot.

Abstract: A ring cracking device can help in the removal of rings, such as tungsten carbide, ceramic, or hardened metal rings, from a wearer's finger. The ring cracking device allows for a quick and safe way to remove a finger ring that will not deform or bend the ring, but only crack the ring under pressure. The ring cracking device includes a pressure point that may be tightened against the ring while the ring is secured in the body of the device.

Abstract: A method for cutting micro-grids from a metal substrate is provided. First, a metal substrate with a plurality of micro-grids formed on the metal substrate is provided. A cutting apparatus is provided. The cutting module includes a support, a cutting module and a catching module. The metal substrate is laid on the support. Then cutting module is moved above the support to make one of the plurality of micro-grid be located between the support and the cutting module. The cutting module is pressed towards the support to cut the micro-grid off the metal substrate. Then, the micro-grid is caught by the catching module.

Abstract: A chisel bit of a percussion tool for penetrating hard surfaces includes a shaft having a mounting end, a working end and upper and lower protuberances formed along its length. The upper protuberance provides for retaining the mounting end of the shaft within a body of the percussion tool. The lower protuberance forms a retaining collar beyond the body of the percussion tool against which a resilient extractor is mounted along the shaft. The resilient extractor includes an elastomeric member that is positioned by the retainer collar along the shaft to contact the hard surfaces penetrated by the chisel bit and exert a resilient bounce back force against the hard surfaces when the chisel bit has penetrated to a given depth to prevent the chisel bit from becoming stuck in place.

Abstract: A split bearing ring according to the invention includes two or more split portions into which the split bearing ring is divided with respect to a circumferential direction. Surfaces of the split portions other than circumferential end faces of the spit portions have hardness of HRC 59 or higher, the surfaces of the split portions other than the circumferential end faces are quenched and tempered, and the surfaces of the split portions other than the circumferential end faces have a prior austenite grain size of No. 6 or above. The split portions are formed by applying a load to a bearing ring such that stress generated on one end side of the bearing ring with respect to an axial direction is larger than stress generated on the other end side of the bearing ring with respect to the axial direction.

Abstract: An apparatus for removing a tip of an ampoule including a hollow cylindrical body including an outer cylindrical wall and an inner cylindrical wall. A plurality of longitudinal ridges project radially inward from the inner cylindrical wall of the hollow cylindrical body.

Abstract: Draw down paint sample cards, methods of making draw down paint sample cards from fresh paint using draw down paint sample cards, and systems including draw down paint sample cards and draw down bars sized for use with the draw down paint sample cards. The draw down paint sample cards may include a first side perforated line adjacent to a first side edge, a second side perforated line adjacent to a second side edge, a bottom perforated line adjacent to a bottom edge, and optionally a top perforated line adjacent to a top edge. After application of a fresh paint sample to the draw down card using a draw down bar, the perforated lines allow one or more of the unpainted edges of the draw down paint sample card to be removed to create a final paint sample card with paint extending to one or more of the edges.

Abstract: A method and system for preparing polysilicon slim rods, the method and system including: placing a piece of polysilicon on a fixture; applying a predetermined laser beam or abrasive jet to the piece of polysilicon; and separating a polysilicon slim rod from the piece of polysilicon. The laser beam may be used for either cutting or for cracking depending on the operating parameters chosen. There may also be various combinations of cutting and cracking used in order to separate the slim rod from the piece of polysilicon. For example, the laser cut may be a scribing and/or partial cut and the separation may be completed by cracking the remaining silicon. In this case, the cracking may be accomplished by, for example, mechanical bending or laser cracking. Generally speaking, a laser beam used for cracking may be different from and have differing operating parameters from a laser beam used for cutting.