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WO/1999/029447A1 |
The invention relates to a pipe cutter having non-rotating, overlapping knives whereby in one embodiment one of the knives is continuously reciprocated. Also provided is a method of cutting a spirally formed pipe.
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WO/1998/046428A1 |
A cutting station (10) that permits rapid change-over and adjustment of its cutting and anvil rollers (62, 60) between printing runs is disclosed. The cutting station (10) includes a frame (14) having a longitudinal axis (19) defining a ...
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WO/1998/033661A2 |
A spiral-binding punch (30) comprising a drive assembly (350) and a die assembly (40), engageable by the drive assembly, which is insertable and removable from the punch, as a unit, without disassembly of the punch or die assembly, there...
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WO/1998/028114A1 |
In an apparatus for shearing multi-walled workpieces, such as metal framing studs, a base support (16) defines a blade gap (18) therebetween, and a guillotine-like blade (30) is slidably received within the gap for shearing the workpiece...
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WO/1998/006549A1 |
The present invention relates to shearing apparatus, and method of operating the same. The apparatus (10) may include a plurality of spring clamping members (81-88) positioned longitudinally along a first die shoe (502), the clamping mem...
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WO/1998/001290A1 |
A tool positioning device (10) for use in combination with a machine (12) for working paperboard blanks (B) conveyed in a horizontal direction through the machine. The machine (12) includes pairs of parallel rotary shafts wherein each pa...
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WO/1997/048934A1 |
A tool (300) including a C-shaped frame (302) and handle (304) and method for roll-forming a seat and retainer (160) with a shoulder (164) and seal surface (162) capable of operatively engaging a ferrule (143) to form a fluid-tight seal ...
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WO/1997/037816A1 |
A carrier (10) is disclosed for carrying and holding a spindle (24) of a machine during removal and installation of the spindle and while performing maintenance on the spindle. The carrier (10) has a spindle support, a carrying handle (5...
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WO/1997/034723A1 |
A cutting device for cutting a metal bar into thin plate-like pieces, said cutting device comprising a supporting frame (1), which supports the metal bar (9) to be cut, and a cutter plate (2) substantially transverse to the metal bar for...
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WO/1997/029878A1 |
A cutting die (13, 14) is made by milling the blade (14) shapes in a die (13) surface and then scanning the blades (14) with a laser (10) beam or other high energy beam or induction field to heat and then harden the blades (14). To minim...
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WO/1997/027968A2 |
A method of monitoring and inspecting an edge of strip metal includes providing at least one image producer having a field of view that substantially frames the edge, using the at least one image producer to form a first series of images...
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WO/1997/027562A1 |
A method of monitoring and inspecting one or more operational characteristics of a knife (10) includes providing at least one image producer (36) having a field of view that substantially frames the knife (10), using at least one image p...
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WO/1997/003780A1 |
In a rotating roller device for processing web-like materials, the latter pass between two working rollers (3, 4) running in lateral bearing housings (8, 9). The working rollers (3, 4) connected via the bearing housings (8, 9) to a machi...
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WO/1996/040464A1 |
A cutting apparatus (10) is disclosed for cutting a workpiece. The cutting apparatus (10) includes a base (12) that includes a support (30) to support the workpiece, and a cutting blade (16) pivotally connected to the base that includes ...
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WO/1996/037337A1 |
A heavy duty cutting shear has first and second elongated jaws (16, 18) pivotably connected by pivot pin (14) adjacent their inner ends for movement relative to each other between open and closed positions, and opposed working faces. The...
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WO/1996/033029A1 |
A forming apparatus (10) for forming a selected profile in a sheet of material includes a frame (12), a sheet drive (50) to advance the sheet of material through the frame, forming rollers (74, 76) to configure the sheet into the desired...
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WO/1996/023982A1 |
Hydraulic clamp bushing (13, 14) of the type comprising a double walled sleeve (7), a hydraulic pressure medium which is trapped in a chamber (5) between the sleeve walls, and means for pressurizing said pressure medium, and in which one...
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WO/1996/011057A1 |
Replaceable blade assembly comprises a holder (14) secured to the jaw (12) and a blade insert (34) which is releasably secured thereto. The holder (14) has a face (33) with an elongated intermediate portion (15), an inclined end portion ...
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WO/1996/009145A1 |
An installation in a slitter mill for mounting a tool set (5), composed of annular tool parts (3), on a set-up device (1) provided with bars (2). The tool parts (3) are stored in a plurality of magazines (4) in a tool storage. A gantry r...
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WO/1996/003245A1 |
A system for inspecting the edges of rolled metal strip, which edges have been trimmed by passing the strip between upper and lower rotary blades, comprises video cameras arranged to image the trimmed edges to provide video signals to an...
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WO/1996/002708A1 |
A pair of concrete breaking pliers has a frame-like first jaw (1) and a second jaw (2) pivotably connected to the first (1) about a joint (3). The two jaws (1, 2) have concrete breaking sections (13, 18) with projections (14, 19). The co...
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WO/1995/026838A1 |
Apparatus for slitting or cutting sheet material comprises a driving roller (10) and a driven roller (12). Each roller (10 or 12) has on its periphery a plurality of ribs at a predetermined pitch and helix angle. The pitch of the ribs (1...
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WO/1995/026260A1 |
A shearing assembly (1) for shearing sheet material having restricted flexibility. The assembly (1) consists of a body (2) having a primary cutting member with a shearing edge for operative coupling with a motor mounted in a casing (14)....
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WO/1995/024985A1 |
A duct insulation board grooving apparatus (20) cuts a plurality of parallel grooves (66) into duct boards (46) with a plurality of rotary saw blades (50) which are spaced on 1.57 inch or 3.14 inch centers. The saw blade (50) have periph...
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WO/1995/011097A2 |
The apparatus comprises a pair of rotatable devices each holding a plurality of metal shaping and/or cutting rollers, the rollers of one device meshing with rollers of the other device to produce specific designs or widths of material. T...
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WO/1995/001244A1 |
A cutting device (50, 70) is provided for cutting material located between the cutting device and another cutting member (34) in a handpiece. The cutting device (50, 70) may take any number of forms. One typical form is a substantially t...
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WO/1994/000262A1 |
A cutting device for cutting flat workpieces, especially steel cord, comprises a blade and a counter-blade. The movable metal blade, which has two surfaces adjoining at an angle at its cutting edge, is pressed on the counter-blade with a...
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WO/1993/005923A1 |
An apparatus (2) for cutting an article (4) into sheets (18) includes an upper jaw (12) pivotally mounted to a lower jaw (14). The lower jaw (14) includes three coplanar-cutting edges (22, 24) and the upper jaw (12) includes three cuttin...
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WO/1993/005914A1 |
The invention concerns a device for cutting into lengths a strip of material, such as a baked product in the form of a strip, which is fed continuously to the device. The device comprises a blade which is disposed perpendicular to the di...
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WO/1993/000193A1 |
A nut splitter (Fig. 1) incorporates a cutter blade (11), the working edge (16) (Fig. 4) of which is of a blunt, rounded profile. The blade (11) is preferably an equilateral triangle in section, with a cutting edge (16) formed at each ap...
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WO/1992/010320A1 |
A side trimmer (1) made from hardened steel has an inner diameter with a keyway (17a, 17b), an outer diameter, and two faces. A recess (29) is machined in the faces to a radius greater than the keyway root (31). The recesses enable the f...
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WO/1992/007693A1 |
The invention concerns a holder mounting (11) having at least one holder for each tool (19) used to cut a susbtrate (2) into strips (1). In order to be able to produce narrower strips, one end (50) of each tool (19) is associated with a ...
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WO/1991/005623A1 |
The apparatus comprises a pair of rotatable devices (9, 11) each holding a plurality of metal shaping and/or cutting rollers (17, 19; 127), the rollers of one device meshing with rollers of the other device to produce specific designs or...
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WO/1991/005626A1 |
A method and apparatus for shearing plate stock involves conveying on a conveyor a single layer of scrap sheet material between a fixed serrated lower blade and a downwardly movable complimentarily shaped upper blade. The upper blade is ...
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WO/1991/004818A1 |
A clamping apparatus allowing an operator to securely position and clamp a cut-off die set (10) to the carriage (12) of a cut-off press (14). The clamping arrangement includes outwardly beveled sides (44, 46) on the die set (10) coacting...
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WO/1990/003242A1 |
A cutter assembling means for a slitter for strip steel comprises two mutually co-operating arbors (12, 13) on which there are threaded pairs of mutually co-operating disc shaped cutters and intervening spacers. The assembling means comp...
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WO/1990/003241A1 |
A slitter for steel strips comprises two mutually co-operating arbors (12, 13) on which there are threaded pairs of mutually co-operating disc shaped cutters and intervening spacers. A frame end wall (11) for rotatable journalling of the...
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WO/1990/003240A1 |
A slitter for steel strips comprises two mutually co-operating arbors which have mutually co-operating disc shaped cutters and intervening spacers. At each arbor end there is disposed a hydraulic piston (19) for axial displacement of mea...
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WO/1989/011910A1 |
An attachment for the boom structure and hydraulic system of a hydraulic excavator, including a pair of relatively swingable jaws for crushing concrete slabs and the like, each of the jaws having a grid like jaw structure with elongate r...
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WO/1989/007026A1 |
An apparatus for tightening a round edged tool around a rotary shaft. This apparatus reduces the labor of changing a round edged tool tightening position. This apparatus is constructed so that a base tube (1) fitted slidably around a rot...
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WO/1988/006959A1 |
A strand granulator, preferably for the granulation of plastics, in which the stationary counter-blade can be replaced by a new counter-blade without interruption of the granulation operation. This prevents deterioration of the cutting q...
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WO/1988/004736A1 |
A locking cam for locking a pair of tool elements together. The locking cam member (12) is rotatably mounted in one (30) of the tool elements such that a clamping surface engages a female gib surface (24) formed on the other (22) tool el...
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WO/1987/004970A1 |
A slitter scorer wherein a pair of rotating drive shafts (SA, SB) and roll heads (HA, HB) each secured onto respective said rotating drive shafts in an opposing position are provided and sheets fed between said roll heads are processed, ...
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WO/1987/003231A1 |
Device for breaking up waste into short sections. To produce a low-noise breaking-up installation which in addition has a simple design and can cope with materials of varying thickness without need for adjustment it is envisaged that it ...
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WO/1987/001647A1 |
A rotary die interchanging device for rotary die cutters. A fixed frame unit of a rotary die cutter is divided into two, i.e., fixed frames (36), (37) and a movable frame (24). A die cutting cylinder (2) is set on the movable frame (24) ...
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WO/1986/001444A1 |
The rule-type cutting machine comprises a cutting die arranged in a top support panel (5) and a bottom panel. The support panel (5) is designed so as to be removed from the machine for replacement purposes. The replacement cutting die su...
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WO/1984/001532A1 |
Manually operated shearing machine, driven by an ordinary drill, intended for shearing sheet-metal thicknesses up to about 5 mm. The machine comprises a body (1) provided with support wheels (24, 25), two cutting wheels (5, 6) cooperatin...
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WO/1983/002083A1 |
A hub (3) on which a cutting tool (4) is adhered, is provided in its bore (8) with an annular recess (10) and with two annular chambers (11) each containing a sealing joint (12). The annular recess (10) is connected to a connection (14) ...
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WO/1982/001850A1 |
An apparatus which alters the specifications of a corrugated fiberboard sheet produced from the double facer of a corrugating machine. A rotary shear cutter (1) is disposed downstream of slitter scoring units (2a, 2b) for scoring the cor...
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WO/1980/001259A1 |
An apparatus for dividing strip material, in particular strip-shaped scrap resulting from edge-trimming of rolled strip and metal sheet, comprises at least one pair of mutually co-operating cutters (18, 18a), between which the strip mate...
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