With Means To Support And/or Rotate Work Patents (Class 82/101)
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Patent number: 5713254Abstract: A core cutter machine for cutting cylindrical cores of predetermined widths is disclosed. The core cutting machine has a plurality of mandrels of predetermined diameters. Each of the mandrels receives a core tube to be cut. A cutter or knife assembly is mounted adjacent each of the mandrels and a support assembly is positioned adjacent each of the mandrels in opposed relationship to the cutter assembly.Type: GrantFiled: May 29, 1996Date of Patent: February 3, 1998Assignee: Automatic Handling, Inc.Inventor: David J. Pienta
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Patent number: 5690007Abstract: A cutting apparatus includes a mandrel insertable in a food product container. The mandrel supports the container in a fixed position by contacting an inner surface of the container. The mandrel is locatable on a support apparatus so that as the mandrel and container are rotated on the support apparatus, the container remains in a fixed axial position. Spaced-apart cutting knives contact an outer surface of the container to cut the sample therefrom while the mandrel and container are rotated.Type: GrantFiled: March 12, 1996Date of Patent: November 25, 1997Assignee: The Pillsbury CompanyInventors: Robert A. Strange, Debra A. Crea, Joseph G. Anton
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Patent number: 5617768Abstract: A trimming apparatus (10) for removing the dome scrap (152) from a blow, molded bottle (150) is described. The apparatus includes an advancement wheel (12) and a rotation wheel (14) mounted on opposite sides of a path (16) formed by upper guide rails (18 and 20), lower guide rails (22 and 24) and the wheels. A knife assembly (62) is adjustably mounted beneath the advancement wheel and includes a knife blade (64) which extends into the path slightly in front of the area tangent to the wheels. The wheels are connected to drive motors (26 and 28). In use, the bottle is fed into the path such that the upper guide rails engage each side of the groove (152A) of the dome scrap. As the bottle moves into the apparatus, the advancement wheel engages the groove to move the bottle into the path between the wheels. When the bottle reaches the area of the path tangent to the wheels, the rotation wheel contacts the groove.Type: GrantFiled: May 11, 1995Date of Patent: April 8, 1997Assignee: M.C. Molds Inc.Inventor: Robert J. Palazzolo
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Patent number: 5609081Abstract: A portable round tube cutter has a hollow central shaft through which passes a length of tubing to be cut. A transmission gear jacket is axially slidable along the shaft and rotates with the shaft. A tool chuck has a tubing cutter that is manually movable into the tubing to cut the tubing at a desired location. The tool is fed into and away from the tubing by a manually operable gear engaging the transmission gear jacket to cause axial movement of the jacket along the central shaft. Such axial movement rotates a transmission gear which, in turn, is engaged with a rack on the cutting tool mount to move the cutting tool either towards or away from the tubing. A clamping device is also included to clamp the length of tubing in the desired cutting position.Type: GrantFiled: March 30, 1995Date of Patent: March 11, 1997Inventor: Shoei C. Lin
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Patent number: 5601004Abstract: A tire cutting apparatus for severing the tread portion from the sidewall portion of a tire. The severed tread is cut transversely so that it can be extended and placed flat down and used to form a wall, fence or the like. The apparatus includes cutting wheels and roller receivers which are in vertical alignment therewith. Between the cutting wheels is a driver roller which causes the tire carcass to rotate around the roller receivers. A cutter blade is provided to transversely cut the tread portion. The cut is made at the juncture of the tread portion and the upper sidewall portion.Type: GrantFiled: September 23, 1994Date of Patent: February 11, 1997Inventor: David A. Queen
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Patent number: 5584215Abstract: The instant invention is a tire cutting apparatus which operates in conjunction with a conventional band saw providing a used tire treatment mechanism that is affordable to purchase and maintain. A tire support assembly having flexible bands to expand to the inner perimeter of a tire casing is used with tire rotational speed controlled by a motor which frictionally engages an outer perimeter of the tire. The tire casing is further stabilized during the cutting operation by a wheel platform which supports a conventional band saw. The tire casing is rotated during or by band saw operation cutting the tire casing in two equal halves with smooth edges. The apparatus further includes an enclosure providing a catch basin for material cut from the tire and a cover allowing the apparatus to be stored or used as a work table. Wheels allow the enclosure to be easily moved and stood upright in a corner should space be a problem.Type: GrantFiled: March 10, 1995Date of Patent: December 17, 1996Inventors: Christopher Rundle, Michael Borell
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Patent number: 5564319Abstract: A tamper indicating closure comprising a base wall and a peripheral skirt having an internal thread adapted to engage the threads of a container wherein a tamper indicating band is provided on the skirt by a plurality of circumferentially spaced bridges. The band includes portions adapted to engage an annular bead on the container. The bridges are formed by using a primary knife having an interrupted cutting edge to produce a circumferential score in the side wall of the closure leaving spaced connectors or bridges followed by using a secondary knife having a continuous cutting edge to provide a continuous external score line and an accurately dimensional radial thickness of the bridges. In a preferred method and apparatus, the closures engage the successive primary and secondary knives and are moved such that the closures roll relative to the knives.Type: GrantFiled: December 30, 1994Date of Patent: October 15, 1996Assignee: Owens-Illinois Closure Inc.Inventor: Timothy B. Kowal
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Patent number: 5557999Abstract: A method and apparatus for manufacturing a plastic closure particularly to facilitate orientation of the closure so that a manufacturing process, such as vertical scoring, can be effected at one of at least one predetermined portion of the closure. Such orientation is achieved by the provision of an orientation mandrel on to which the closure is moved. The closure is initially rotated relative to the orientation mandrel, with a stop mechanism of the mandrel thereafter engaging the closure and stopping such relative rotation. The stop mechanism of the mandrel is configured in a predetermined orientation with respect to an associated component of the apparatus, which in the illustrated embodiment comprises a vertical scoring mechanism. By this manufacturing technique, a closure having a tamper-indicating pilfer band can be scored and cut at a particular portion of the band, such as between container-engaging projections of the pilfer band.Type: GrantFiled: January 14, 1994Date of Patent: September 24, 1996Assignee: H-C Industries, Inc.Inventors: David W. Smith, Ramesh Kamath
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Patent number: 5555783Abstract: A core cutter machine for cutting cylindrical cores of predetermined widths is disclosed. The core cutting machine has a plurality of mandrels of predetermined diameters. Each of the mandrels receives a core tube to be cut. A cutter or knife assembly is mounted adjacent each of the mandrels and a support assembly is positioned adjacent each of the mandrels in opposed relationship to the cutter assembly.Type: GrantFiled: December 19, 1994Date of Patent: September 17, 1996Assignee: Automatic Handling, Inc.Inventor: David J. Pienta
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Patent number: 5549024Abstract: A clamshell machining lathe for cutting and finishing pipes in industrial settings comprises a split-ring assembly, including a clamping ring that is positioned about the pipe, and journaled to the clamping ring is a rotatable gear ring that supports a tool block carrying a cutting tool. The improvement resides in the bearing arrangement used to journal the gear ring to the stationary clamping ring. One face of the gear ring includes an annular groove whose side walls define a bearing race. The race is dimensioned to receive a plurality of roller bearings therein, the roller bearings being affixed to a planar surface of the clamping gear in a circumferential arrangement so as to fit into the bearing race when the gear ring is coupled to the clamping ring. The arrangement can support greater loads without canting, thus reducing wear on the moving parts.Type: GrantFiled: January 30, 1995Date of Patent: August 27, 1996Inventor: Donato L. Ricci
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Patent number: 5546837Abstract: An apparatus for supporting a ring piece being cut from a ring-shaped structure is disclosed. The ring support member or assembly includes a bar assembly having a convex arcuate surface adapted to be disposed against and aligned with an inner circumferential portion of the ring-shaped structure. In addition to the convex arcuate surface, the bar assembly has a pair of substantially parallel faces which are substantially perpendicular to the convex arcuate surface. A supporting stud extends substantially perpendicularly through the faces of the bar assembly. A first clamping assembly is attached to one end of the supporting stud to fix the bar assembly to the supporting stud. A second clamping assembly is attached to the other end of the supporting stud and is adapted to fix the bar assembly and the supporting stud to an object, such as a plate with elongated radially disposed slots.Type: GrantFiled: March 16, 1994Date of Patent: August 20, 1996Assignee: Dresser-RandInventors: Gary E. Dibble, Wallace F. Morehouse, Ralph G. Blackman
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Patent number: 5527409Abstract: An inexpensive, durable, and easily applied roofing material for commercial establishments prepared from waste and used tires, wherein the tires are shredded into small particle size, and thence uniquely compacted into large log-like article of substantial size and weight, as on the order of 2,000 pound and four feet in length. The logs are cut in a peeling manner to form wound up rolls of thin rubber tire sheeting, which are then cut and laid as roofing. Sealant applied over the roofing ensures waterproofing, enhances ultraviolet ray protection, adds to overall fire resistance, and helps to prevent leakage at the sheeting joints.Type: GrantFiled: March 3, 1995Date of Patent: June 18, 1996Inventor: Robert R. Lanphier
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Patent number: 5516395Abstract: The present invention relates to a process for the production of collagen foams in the form of continuous tapes, characterized in thata) solved or dispersed collagen is cast into disk molds,b) the collagen solution or dispersion is frozen in the disk mold and subsequently is freeze-driedc) continuous tapes are produced from the freeze-dried disks by mechanical processes. Furthermore, the present invention relates to the use of said tapes so obtained in medicine, cosmetic and hygiene.Type: GrantFiled: December 23, 1993Date of Patent: May 14, 1996Assignee: LTS Lohmann Therapie-Systeme GmbH & Co. KGInventors: Dieter Anhauser, Michael Roreger
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Patent number: 5463919Abstract: A wound coil which is rotating about its axis is cut and severed against a stationary member by moving a rotatable cutting blade incorporating a circular cutting edge towards the rotating coil and the stationary member such that the cutting blade rotates about the axis of the arcuate cutting edge against the wound coil, becomes inserted between adjacent turns of the wound coil and cuts the wire forming the coil against the support. Once the coil has been cut, the cutting blade is moved away from the coil. A roller is provided to limit movement of the cutting edge of the cutting blade in the axial direction of the coil.Type: GrantFiled: January 21, 1994Date of Patent: November 7, 1995Assignee: Zortech International LimitedInventors: Ali Paybarah, Joseph A. McWilliams
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Patent number: 5458031Abstract: An adjustable cardboard core cutter for precisely cutting cardboard tubes used as cores in steel slitting operations. The core cutter includes an axially fixed main shaft fixed core support plate, and an axially shiftable core support plate. Cores to be cut are clamped to the shiftable plate which axially shifts in response to preset instructions. An axially fixed cutter serves to cut the core into precise widths.Type: GrantFiled: November 23, 1993Date of Patent: October 17, 1995Assignee: Coiltech CorporationInventor: Michael J. Wolff
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Patent number: 5406691Abstract: An apparatus for recycling oil filter canisters comprises a canister cutting machine, an oil drain table, an oil storage tank and pump, a canister crusher, a paper insert crusher, and conveyors for transporting crushed canisters and paper inserts to their respective storage bins. The canister cutting machine comprises a rotating chuck for gripping the canisters and a cutting head assembly for cutting the end plates off the canisters.Type: GrantFiled: May 26, 1994Date of Patent: April 18, 1995Assignee: Mikron CorporationInventor: Thomas C. Thorne
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Patent number: 5383380Abstract: A machine for cutting slices from a cylindrical workpiece such as a log of pressure sensitive tape. The machine has a machine frame and a mandrel on the frame for holding and rotating the cylindrical workpiece. A disc shaped cutting blade is mounted on a carriage and is movable to cut the workpiece into material slices. The carriage is movable to shift the cutting blade to locations along the mandrel at which the workpiece is cut into slices. A drive mechanism is connected to the carriage assembly for moving the carriage assembly along the mandrel. That drive mechanism has a drive handle which can be manually gripped to disengage a drive rack and pinion and so enable movement of the carriage assembly in either direction along the mandrel. A one-way clutch mechanism connects the handle to the pinion so that rotation of the handle in alternate directions incrementally moves the carriage assembly in one direction only along the mandrel.Type: GrantFiled: January 22, 1993Date of Patent: January 24, 1995Assignee: B. J. Mackie and Co. (Aust.)Pty. Ltd.Inventor: Maurice Sartori
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Patent number: 5305671Abstract: A universal coil cutter for reclaiming dynamo electric machines. Specifically to cut-off the end turns of the coils of stators, rotors or armatures. The coil cutter consisting of a direct drive cutter(16), spindle and motor(15) and motor driven carriages for the x-axis(22) and the y-axis(12). The above are controlled with a joystick(10) and operate in a third plane on the z-axis(21). The table (17) is used to support the stators which are being reclaimed. Adjacent to the table(17) is a carriage with base(25) and journal (27) and rotor drive motor (23). Attached thereto a rotor drive pulley(24). The rotor belt tensioner(26) takes up slack in the drive belt which loops over and around the rotor and the drive pulley(24).Type: GrantFiled: January 15, 1993Date of Patent: April 26, 1994Inventor: Theodore C. Wachs
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Patent number: 5257560Abstract: A trimmer apparatus (10) comprising dual moveable belts (64) and (90) for removing a dome scrap (12) from a hollow, blow molded plastic bottle (14), is described. The dual belts are supported on spaced apart pulley systems (20) and (22) forming a linear path (24) along which the bottle travels. The distance between the pulley system is adjustable for different size bottles. A groove (12A) on the dome scrap is engaged by the belts which are rotating in a similar direction. However, one belt is moving somewhat faster than the other. This provides for moving the bottle linearly along the path, while spinning the bottle. As the bottle spins past a knife blade (112) the dome scrap cut from the bottle.Type: GrantFiled: September 14, 1992Date of Patent: November 2, 1993Assignee: M. C. Molds, Inc.Inventor: Robert J. Palazzolo
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Patent number: 5214830Abstract: An apparatus for recycling used oil filters is disclosed wherein an oil filter canister of the type having a base portion and a cover portion enclosing a pleated filter element is placed in a separating means wherein the filter cover is separated or cut from the filter base to expose the pleated filter element. The oil filter cover is sent to a crusher, while the pleated filter element is sent to a spin means or centrifuge to remove excess oil therefrom. Miscellaneous parts are then removed from the oil filter and sent to scrap bin. The pleated filter element, having the oil removed, is suitable for use in landfills. The separating means and the spin means provide for the collection of used motor oil in an oil reservoir.Type: GrantFiled: August 30, 1991Date of Patent: June 1, 1993Inventor: Richard R. Rozycki
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Patent number: 5214988Abstract: A tube positioning apparatus has at least one mandrel for positioning tubes for processing. A variable tube positioning stroke length is facilitated for optimizing stroke length and for optimizing the time required to position and process tube, such as by cutting. The tube positioning apparatus comprises a slide block having a mandrel attached thereto. The slide block is actuated on a plurality of slide rails from a first position to a second position. In the first position, the mandrel is retracted and in a second position the mandrel is extended for access by processing tools, such as circular knives for cutting the tube into desired lengths. A programmable sequence timer is provided for establishing desired time intervals during which the slide block and attached mandrel are in the retracted position or the extended position.Type: GrantFiled: February 5, 1992Date of Patent: June 1, 1993Assignee: Middlesex Paper Tube Co.Inventor: John C. Quigley
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Patent number: 5205195Abstract: An oil filter recycler for severing the casing of an automotive oil filter, for separating the filter into its components for recycling, and for removing engine waste oil for environmentally safe disposal, characterized by a turntable for rotating a cylindrically shaped filter about its' axis and a knife for severing the casing of the filter as it is rotated. The turntable is rotatable either manually or automatically. The knife is radially adjustable relative to the axis of the turntable. A releasable ratchet pawl spring biased for engagement with a rotatable threaded rod on a slidable knife holder provides for slidable, rotatable adjustment of the knife, and for quick release and retraction of the knife.Type: GrantFiled: June 27, 1991Date of Patent: April 27, 1993Assignee: Frank Mayer & AssociatesInventors: John Crosslen, John Tolentino, Gary Monroe
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Patent number: 5199337Abstract: A tire splitting apparatus for splitting tire casings circumferentially into segments which includes a frame having a generally horizontal tire support table. Tire casing drive means are associated with the support table such that the drive means drivingly engages the outer crown of a tire casing and rotates the tire casing on the support table. Also included are at least two opposing guides for engaging the outer crown of a tire casing such that a tire casing situated on the support table rotates substantially over the center of the support table. A tire casing situated and rotated on the support table may be cut circumferentially with slicing means mounted on the support table generally opposite the drive means. Finally, adjustment means are provided for selectively engaging tire casings of varying diameters.Type: GrantFiled: September 6, 1991Date of Patent: April 6, 1993Inventor: Jack Parker
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Patent number: 5182842Abstract: A continuously cycling oil filter disassembly and recycle apparatus and method comprising tandem transport of filters and filter components in a given spaced relation to and from a disassembling facility where the filters are cut while rotatably retained by selectively depressible pins, and the disassembled components shifted to recycle receptacles arranged to receive the components spaced as removed from the disassembling facility.Type: GrantFiled: March 13, 1992Date of Patent: February 2, 1993Inventors: Gilbert B. Ross, Charles Brittain
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Patent number: 5170684Abstract: A device for separating a cardboard tube into cores for winding strips of material includes a mandrel mounted for rotation on a frame. A carriage reciprocates in parallel with a mandrel and may be positioned very precisely to cut cores of preselected axial width from the tube mounted on the mandrel. A blade pivots on the carriage for performing the actual cutting operation.Type: GrantFiled: March 4, 1992Date of Patent: December 15, 1992Inventor: Roger J. Lofstrom
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Patent number: 5163347Abstract: A device for cutting off the top part of a container such as a bottle neck, comprising a plurality of pivoted arms operating like nippers gripping round the bottle necks and which carry each one at least at one of their ends a cutting form roller disposed between two form rollers for driving and guiding the bottle necks, the device allowing the indivudual cutting of closed bottles of plastics material adapted to contain any food liquid such as milk for instance.Type: GrantFiled: June 7, 1991Date of Patent: November 17, 1992Assignee: Stork Dardaine Industries S.A.Inventors: Laurent Le Naour, Edgar Dardaine
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Patent number: 5154105Abstract: A pick off attachment for use with automatic multiple spindle machines includes a spindle and housing to be mounted within a sliding workholder, which is moveable along the longitudinal slide of the workstation of the cutting machine. The spindle is mounted upon a splined shaft which is mechanically linked to the spindle via a collet at one end and connected to the machine gear box at the other. The shaft extends partially into the spindle where it is connected to an ejector. The face of the ejector rests inside the shoulder of another collet. This collet is mounted on the interior of the spindle and serves to hold the part to be machined during the machining cycle. Two adjustable nuts on the shaft allow the positions of the part holding collet and the ejection mechanism with respect to the part to be machined to be varied.Type: GrantFiled: August 12, 1991Date of Patent: October 13, 1992Assignee: Sloan Valve CompanyInventor: Boris Berdich
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Patent number: 5111721Abstract: Apparatus and method of truncating a tube by having a knife act against a counter-knife which is positioned within the interior of the tube. The counter-knife is maintained in a desired position with respect to the knife by a magnetic apparatus.Type: GrantFiled: July 26, 1989Date of Patent: May 12, 1992Assignee: Lahomme S.A.Inventor: Jean-Paul Languillat
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Patent number: 5086677Abstract: The invention relates to a device for truncating tubes, comprising at least one knife, which cooperates at the end of the cut with a counter-knife positioned within the tube to be truncated and which is connected mechanically to a core of strong magnetic permeability. In one embodiment, a winding is wound in a framework around the tube to be truncated, to create a magnetic field in the core through the tube to be truncated so as to be able to act magnetically on the longitudinal position of the core and thus on that of the counter-knife. At least one pair of tubular sleeves are fitted at each of the ends of the framework and are formed of a material of strong magnetic permeability, to direct and form the lines of induction. In another embodiment, the winding is arranged around a core which is fixed with respect to said winding and whose axis is positioned parallel and at a distance from the longitudinal axis of the tube to be truncated.Type: GrantFiled: April 25, 1989Date of Patent: February 11, 1992Assignee: Lhomme S.A.Inventor: Jean P. Languillat
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Patent number: 5060456Abstract: A rotary cutter rolls on the surface of a wrapped roll and is moved toward the end of the roll while being biased toward the center of the roll. As the cutter reaches the unsupported end of the wrapper, it penetrates the wrapper, cutting the entire wrapper crimp and heads as a unit from the end of the roll. A core plug removing apparatus uses a spear that is inserted within the core plug and a tab protrudes to engage the inside surface of the core plug. As the spear is removed, the tab forcibly pulls the core plug free of the core of the roll. The entire apparatus can be shifted from a removal station to a discharge station where the heads, wrapper crimp and cut plug are removed to a platen. The platen has a slot with an abutment end. A pusher then pushes the heads and wrapper crimp off the platen while the core plug is trapped by the abutment end and is separated from the heads. The heads are then collected in a separate receptacle from the core plug.Type: GrantFiled: October 2, 1990Date of Patent: October 29, 1991Assignee: Enterprises International, Inc.Inventor: Ivan Wehrli
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Patent number: 5056388Abstract: A cutting member and machine for cutting elongate members is disclosed. The cutting member comprises a body having a cutting edge defining a cavity such that the cutting edge contacts a surface to be cut at at least two points. The cutting machine comprises the cutting member, a weight pivotally connected to the cutting member to define a arm-weight assembly, and a driven member defining a central opening, wherein the arm-weight assembly is pivotally attached to the driven member so as to drive the cutting member in a circular path around the central opening, the cutting edge of the cutting member being biased inwardly towards the central opening by the weight and the resultant centrifugal force.Type: GrantFiled: April 6, 1990Date of Patent: October 15, 1991Assignee: Hunter Douglas International N.V.Inventors: Thomas J. Dekker, Joseph Chua
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Patent number: 5044245Abstract: A rotary precision circle cutter device, wherein the material to be cut is placed on a table which is rotatably mounted on a base, and cut by a cutting implement attached to an articulated cutter arm assembly mounted on the base. The articulated cutter arm assembly movably extends over the rotatable table in a direction generally perpendicular to the axis of rotation of the table, with the cutting implement being securable in any of a plurality of positions along the radius of the table by movement of the articulated cutting arm. In a preferred embodiment, the rotatable table is mounted on a swing arm to allow the rotatable table to move with respect to the base, and detachably mounted template cams are employed, which rotate conjointly with the table and a template-cam engaging bearing, such that the axis of rotation of the table can be displaced with respect to the cutter arm to trace a shape congruent with the shape of the template can during conjoint rotation of the table and template cam.Type: GrantFiled: June 22, 1990Date of Patent: September 3, 1991Assignee: Artistic Photo Plate Creations, Inc.Inventors: Daniel Molleker, David H. Klempel
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Patent number: 5027681Abstract: The device comprises a lower frame (1) with lower supporting rolls (2) to support a cylindrical body (3) to be placed thereon, rotating elements (6-11) to rotate the cylindrical body, and a cutting/machining means (4) for cutting and/or machining the cylindrical body.Type: GrantFiled: November 15, 1989Date of Patent: July 2, 1991Inventor: Mauno Hyvarinen
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Patent number: 5019028Abstract: Tublar workpieces are formed with perforations of desired size and/or shape by repeatedly piercing selected portions of the workpieces by needles, pins or analogous piercing tools. The tools can be stationary while the workpieces roll therealong, or the workpieces can rotate while coming into repeated engagement with one or more sets of orbiting tools. The frequency and the number of penetrations of tools into selected portions of the workpieces are selected with a view to heat the tools as a result of frictional engagement with the material of the workpieces, i.e., as a result of repeated penetration into and extraction from selected portions of a rotating or rotating and rolling and/or axially moving workpiece. This enhances the making of predictable perforations in tubular workpieces, especially workpieces which consist of a synthetic thermoplastic material, such as bobbins for the storage of textile yarns.Type: GrantFiled: July 22, 1988Date of Patent: May 28, 1991Assignee: Adalbert (Lorrach) EngelInventors: Adalbert Engel, Christoph Engel, Uta-Marie Engel
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Patent number: 4995286Abstract: An automatic flash removing apparatus, according to the present invention, comprises a flash removing cutter edge carried by a cutter holder. The cutter holder is movable with carrying the cutter edge relative to a molded product. On the other hand, the molded product is supported on a product support which can drive the product relative to the cutter edge so that the portion of the product having flash to be removed is placed in opposition to the cutter edge. The cutter holder is associated with a pressure regulator means for adjusting pressure to depress the cutter edge toward the product. Regulated depression pressure may avoid fluctuation of smoothness of the product after removing the flash.Type: GrantFiled: September 19, 1988Date of Patent: February 26, 1991Assignee: Nihon Plast Co., Ltd.Inventors: Sadao Kobayashi, Hidemi Tomono, Kazunobu Yoshida
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Patent number: 4959902Abstract: A process for finish grinding die and anvil cylinders of a rotary die cutting machine by installing bearings on the cylinder journals, preloading the bearings, and finish grinding the cylinder/bearing assembly on a cylindrical grinder with the bearing assemblies mounted and clamped on grinder steady rests.Type: GrantFiled: July 11, 1989Date of Patent: October 2, 1990Inventor: James T. Hamilton
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Patent number: 4949605Abstract: Apparatus for cutting a workpiece includes a rotatable blade and a rotatable workpiece holder mounted on a pivotable swing arm and rotated in a selected direction by drive elements. The swing arm pivots downward into an engagement position so that the workpiece is urged into resilient contact with the cutting surface, and radial irregularities of the surface of the workpiece are resiliently tracked by the pivoting swing arm.Type: GrantFiled: November 29, 1988Date of Patent: August 21, 1990Inventors: Joseph D. Geller, Robert E. LeBlanc
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Patent number: 4934225Abstract: An apparatus for cutting a continuously manufactured tube including a knife-holder carriage which is movably mounted for translation and which is provided with a knife activator, a return mechanism for returning the carriage to an initial position following each cutting of a tube section, a driving mechanism for moving the carriage which includes a first driving motor and a first clutch system and a device for determining a section length of tube to be obtained operably connected to control the function of the first clutch system after each cutting based on the desired length of tube to be cut.Type: GrantFiled: December 28, 1987Date of Patent: June 19, 1990Assignee: Lhomme S. A.Inventors: Jean-Paul Languillat, Patrick Raval
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Patent number: 4930379Abstract: A tube cutting apparatus includes a stopping element positioned inside the tubular blank to be cut. The stopping element is movable inside the tube to cutting position. The stopping member is transferred and held at the cutting position by a flexible member attached to the stopping member. A collecting member is provided to reel in and store the flexible member when the stopping member is moved to a stored position.Type: GrantFiled: August 15, 1988Date of Patent: June 5, 1990Assignee: Vendmatic OyInventor: Tauno Takaniemi
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Patent number: 4901611Abstract: A method and machine for cutting precise sized mults from billets of a nickel based alloy, which involves rotating each billet by means of a chuck while the billet is supported on rollers coaxially in the chuck; providing a track parallel to the billet axis and a carrier movable along the track, on which carrier is disposed a rotatable saw movable toward and from the axis of the billet to effect cutting, the location of the saw cut being determined by a computer programmed to control a servo motor acting on a screw coupled to the carrier by nut means, the computer being provided not only with basic information as to the density and stated diameter of the billet, but with information as to variations in such diameter, detected by sensor means provided on the carrier in proximity with the saw, and transmitted to the computer.Type: GrantFiled: March 30, 1989Date of Patent: February 20, 1990Inventor: Richard J. Bentley
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Patent number: 4889023Abstract: An apparatus and method of truncating a tube by having a knife act against a counter-knife which is positioned within the interior of the tube. The counter-knife is maintained in a desired position with respect to the knife by a magnetic apparatus.Type: GrantFiled: October 29, 1986Date of Patent: December 26, 1989Assignee: Lhomme S.A.Inventor: Jean-Paul Languillat
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Patent number: 4876930Abstract: A spin trimming machine for trimming the necks of objects that have a dome molded above the trim line of the object. The machine is capable of positioning the object being trimmed in a predetermined orientation with respect to its starting orientation. This is carried out by the adjustment of the position and angle of the knife, which adjustment can be carried out while the trimming machine is operating. Preferably, the trimmed objects drop onto a conveyor belt which is porous and a vacuum manifold draws air through the conveyor belt at the point where the object is separated from the dome which holds it.Type: GrantFiled: June 13, 1988Date of Patent: October 31, 1989Inventor: Alan J. Thatcher
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Patent number: 4827816Abstract: Tube cutting apparatus comprises means (4) supporting the tube (3, 11) during the cutting operation and at the same time allowing the rotatory movement of the tube about its longitudinal axis, a shaft (28), wherein a cutting blade (38) and a means (36) for rotating the tube are disposed concentrically and means (27, 31) for moving the shaft (28) in direction substantially perpendicular to the longitudinal axis of the tube (3, 11) to be cut and for rotating the shaft (28) about its longitudinal axis. The means (36) for rotating the tube is of a greater diameter than the cutting blade.Type: GrantFiled: October 6, 1987Date of Patent: May 9, 1989Assignee: Vendmatic OyInventor: Tauno Takaniemi
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Patent number: 4805498Abstract: A feeder is provided for feeding a plurality of adhesive tape roll stocks to a cutting section, a tape stock holding device having a plurality of shafts to be inserted into corresponding paper bobbins of tape stocks, and a cutting blade receiving shaft device having receiving shafts to be inserted into the corresponding bobbins, are provided. At the cutting section, the tape stocks are held by the shafts receiving shafts and chucks. Each tape shock is rotated by the chuck and cut by a disk cutter.Type: GrantFiled: March 15, 1988Date of Patent: February 21, 1989Assignee: Pioneer Koki Co., Ltd.Inventor: Shunetsu Abe
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Patent number: 4782728Abstract: An automatic cutter for separating a blow molded plastic object into two parts. The cutter is capable of cutting a rectangular object into two parts. The cutter operates by grasping the blow molded object to be cut and piercing the object with a knife blade or other cutting means such as a laser. The object is then rotated and the height of the cutter is controlled depending upon the degree of rotation and the shape of the object. The method of performing the cutting operation is also disclosed herein.Type: GrantFiled: April 16, 1987Date of Patent: November 8, 1988Inventor: Alan J. Thatcher
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Patent number: 4777723Abstract: A portable pipe cutter primarily intended for concrete lined pipe includes a pair of annular tracks, which are mounted in fixed, parallel relationship to each other on a pipe, a pair of rectangular plates carrying rollers for movably mounting the plates on the tracks on opposite sides of a pipe to be cut, springs resiliently interconnecting the ends of the plates, a counterweight on one plate, a rotary cutter on the other plate with a blade outside of the plate, and a tension device for adjusting the tension on the blade so that actuation of the cutter causes the device to travel around the pipe while making a cut dependent on tension on the cutter.Type: GrantFiled: December 28, 1987Date of Patent: October 18, 1988Inventor: Herbert C. Southoff
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Patent number: 4771519Abstract: Apparatus for manufacturing thin metal strip from a cylindrical metal workpiece includes rotatable workpiece support structure for concentrically mounting the workpiece, drive means for rotating the workpiece about its axis, holder means for supporting a cutting tool adjacent the peripheral surface of the cylindrical workpiece on the workpiece support structure, a cutting tool secured in the holder means, the cutting tool having a sharpened edge that is defined in part by a rake face that has a length of less than one millimeter, feed means for advancing the sharpened edge of the cutting tool transversely of the axis of the workpiece to peel a continuous thin metal strip from the workpiece, strip tensioning means for subjecting the strip to tension as it is peeled from said workpiece, and strip direction control means between the cutting tool and the strip tensioning means for varying the strip exit angle of the tensioned strip relative to the rake face of the cutting tool as the strip is being peeled from thType: GrantFiled: September 12, 1985Date of Patent: September 20, 1988Assignee: The Gillette CompanyInventor: Robert B. Strout
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Patent number: 4713992Abstract: The invention relates to a truncation apparatus and a process of truncating tubes. The truncation apparatus includes a mandrel, a means for advancing the tube to be truncated along the mandrel, at least one knife positioned in proximity to the free end of the mandrel, a slide moveably mounted on the mandrel and an exterior abutment whose distance with respect to the knife is adjustable, in addition to at least one reference system which is longitudinally adjustable adjacent the mandrel and defines predetermined and adjustable lengths between the front end of slide and the knife, and is provided with means to stop the longitudinal displacement of the slide in a manner so as to define a selected length for the last truncated portion of the tube. A method for truncating tubes wherein a length of tube is positioned on a mandrel and cut into at least a first section including one of the end edges of the tube and a last section including the other end edge of the tube.Type: GrantFiled: May 5, 1986Date of Patent: December 22, 1987Assignee: Lhomme S.A.Inventor: Jean-Paul Languillat
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Patent number: 4693149Abstract: The invention concerns a device for the automatic cutting of circular tubes of small, medium and large thickness, obtained by gluing together several strips of fibrous, cellulose, metallic, or plastic materials, and generally speaking any materials in strips, and made by using a spiralizer, a profiler or an extruder.This device for automatic cutting is characterized by the fact that it comprises a fixed mandrel (2) on which the circular tube (4) coming from the spiralizer, profiler or extruder turns freely and is driven without constraint either side of the cutting line by counter-rollers (8, 9) subject to a rotary movement synchronized with the speed of rotation of the circular tube (4), this fixed mandrel (2) cooperating for the cut with at least one cutting group provided with a knife milled with two bevelled edges which are very sharp (43) which is immobile in rotation at the moment of cutting.The invention concerns disposable packs.Type: GrantFiled: June 4, 1985Date of Patent: September 15, 1987Inventor: Georges Sireix
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Patent number: 4629389Abstract: Jaws for receiving, holding, and rotating containers around a turret periphery are provided, the jaws being easily and efficiently adjusted to accommodate various sizes of containers, such as, for instance, oriented plastic carbonated beverage bottles in sizes ranging from about 1/2 liter to about 2 liters. The same original center line for the container is maintained.Type: GrantFiled: September 6, 1985Date of Patent: December 16, 1986Assignee: Owens-Illinois, Inc.Inventor: Robert F. Kontz