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Patent Searching and Data


Matches 501 - 550 out of 5,651

Document Document Title
WO/1998/012009A1
A machining apparatus for machining a work (16) having inner and outer peripheries of non-circular curves. The machining apparatus comprises: work supporting means (10, 11) for clamping a work rotatably on a substantially vertical axis f...  
WO/1998/009754A1
An apparatus (50) and method for automatically compensating for the lateral runout between an on-car lathe apparatus (52) and a vehicle hub (44) axis including one or more stop discs (94, 96) that rotate with the drive shaft of the lathe...  
WO/1998/010262A1
A runout measurement and control system includes an accelerometer comprising a one-piece unit that can be easily secured to the housing (52) of a disc brake lathe (48). The accelerometer includes rotor, rotor body and transducer, and use...  
WO/1998/006526A1
The invention relates to a device for the machining of tube ends (1) comprising a motor, with a gear arrangement and a clamping device (17,18) for the fixing of the a tube end on the machining device (1) in order to be processed. The mac...  
WO1997049521A3  
WO/1998/001248A1
A feed control (34) for a tool bit (30) carried by a headstock (16) of a lathe includes a driving cam having a profiled lobe (40) that permits automatic quick return of the tool bit following each cutting operation. The cam is driven in ...  
WO/1997/049596A1
The present invention is a one piece sleeve for a rotary valve, the sleeve comprising an array of communication slots formed in the bore of the sleeve, characterised in that at least a portion of the floor of one of said slots is convex....  
WO/1997/049521A2
The invention concerns a method and device for producing workpieces with a non-circular internal and/or external shape on a machine holding at least one workpiece (8) driven to rotate at constant speed and at least one tool (5), in parti...  
WO/1997/048521A1
An actuator comprising a pair of similar devices each responsive to electrical signals to generate reciprocatory displacements, and link means coupled to the devices to translate the respective displacements of the devices into a single ...  
WO/1997/044153A1
The invention concerns a milling arrangement for milling the welding region of spot-welding electrodes held by an electrode holder. The milling arrangement comprises a tool carrier with at least one milling tool (129), which is mounted t...  
WO/1997/037803A1
The present invention relates to chucks and methods for positioning multiple objects, optionally for transport onto a recipient substrate. Instead of using conventional clamps that employ mechanical force, the present invention is direct...  
WO/1997/027969A1
The invention concerns a pipe-cutting and chamfering arrangement for thin-walled pipes, the arrangement comprising a machine tool (2) with a cutting and chamfering tool (15, 16) and a clamping device (1) for cutting a pipe and chamfering...  
WO/1997/027017A1
A lathe for machining spherical and non-spherical surfaces without using a combination of several translational movements of the tool holder assembly is disclosed. The lathe mainly comprises three controlled axes of movement. A tool hold...  
WO/1997/009146A1
A toolholder (10) for removing material from a workpiece (18) wherein the workpiece and toolholder are rotatable with respect to one another. The toolholder includes a body (12) having a plurality of pockets (14, 16). A roughing insert (...  
WO/1997/002915A1
A portable tool for use in axially cutting and squaring ends of tubes includes a main tool body (5) within which is rotatably mounted a tool shaft (49) having a cutting tool (44) attached at one end thereof, a tube receiving and clamping...  
WO/1996/031708A1
A method of manufacturing a dynamic groove bearing (143) with a first bearing part (155) and a second bearing part (147) which are rotatable relative to one another. According to the method, the bearing parts (155, 147) are provided with...  
WO/1996/027468A1
The invention concerns a positioning drive for a tool head designed for use in machine tools. The tool head has a main body (12), a tool shaft (16) which extends out longitudinally beyond the main body (12) and which can be coupled to a ...  
WO/1996/022171A1
The invention describes the Portal-type Roll-through Wheel Lathe for machining of wheels (2) and brake discs of wheelset (1), dismantled from the rail vehicle and clamped in two centers (29) of quills (28), installed extendably in tailst...  
WO/1996/017705A1
A machine tool for machining crankshafts (200), including, arranged in the same horizontal plane on a frame extending along the transfer axis (arrow A) of a machining line (C), a machining station (P1) with two tool holder discs (110, 12...  
WO/1996/016760A1
The apparatus for making out-of-round workpieces includes a pivoting follower arm in which the pivot is positioned between the cam follower and the cutting tool. A tension spring is connected to the follower arm at a position on the cutt...  
WO/1996/016762A1
Described is a precision drill (1), designed for drilling noncircular bores, which has a bit (3) on a shaft (2) plus a holder (6) for the workpiece being drilled, the aim being to provide a drill which can operate economically at high sp...  
WO/1996/010464A1
The invention relates to an arrangement in a machine tool having a raw-material gripping or releasing device, a material machining tool (6), and a stirrup device (7) having mutually opposed legs (7a, 7b) intended for coaction with the ra...  
WO/1996/009907A1
A disc brake lathe for machining a brake disc on a vehicle without removing the disc from the vehicle, but only the wheel and other parts of the brake mechanism. The disc brake lathe comprises a power drive unit (3) for rotating a brake ...  
WO/1996/009908A1
The present invention provides an insert and a tool provided with the insert which enables the usage of one single type of inserts to achieve close tolerances and good surface finish at bar peeling. It is characteristic that the insert i...  
WO/1996/003256A1
A machine tool (1, 227) with a spindle (27, 229) which extends parallel to Z-direction, is rotatable about an axis of rotation (29, 231) which runs parallel to the Z-direction, and is provided with a holder (33, 235) for a workpiece (35,...  
WO/1995/026845A1
A procedure for machining the spiral-shaped rotor of a spiral pump, wherein the rotor blank is machined with a tool revolving in a circle around it, said circle being eccentrically positioned in relation to the axis of the rotor blank. M...  
WO/1995/026246A1
The machining of sets of rail-vehicle wheels by means of milling cutters is currently carried out with the milling-cutter axes parallel to the axis of the wheel set. Proposed is an end-milling cutter for machining wheel rims whose axis i...  
WO/1995/023664A1
The invention concerns a method of producing concave, self-contained bearing surfaces, which are at least part of universal ball joints extending over the ball equator, by machining depressions pre-formed in workpieces by means of a tool...  
WO/1995/018392A1
A method of manufacturing a diffractive surface comprising: rotating a surface to be cut at a rate W > 1,500 RPM; translating a cutting tip T at low speed V where V < 1.2 mm/minute; and cutting the surface with the cutting tip T.  
WO/1995/015828A1
The invention pertains to a process and device for chamfering a clamped pipe end to close positional and dimensional tolerances as to the inside or outside diameter of the pipe (1). In a rough-machining step with a machine tool (21) set ...  
WO/1995/013159A1
The present invention relates to a tool arrangement (5) which includes a parting tool (6) or the like which is intended to cut off or remove a machined section from raw material (3) held firmly in a holding device (2). Located adjacent t...  
WO/1995/007782A1
Portable shoulder dressing (10) apparatus is disclosed for dressing shoulders on threaded ends of tubular connections (12, 14). The shoulder dressing tool, either of the box type or pin type, uses primary and/or secondary cutters (56, 64...  
WO/1995/003473A1
A tool (22) for cutting or milling casing in a well is disclosed. It includes a plurality of blades (36) extending outwardly to a substantially radial position for cutting the walls of casing strings and removing a predetermined length o...  
WO/1995/003474A1
A tool (22) for cutting or milling casing in a well is disclosed. It includes a plurality of blades (36) extending outwardly to a substantially radial position for cutting the walls of casing strings and removing a predetermined length o...  
WO/1994/029053A1
The present invention provides a tool for bar peeling comprising a rotatable cutter head (11) with circumferentially spaced toolholders (12), each said holder being provided with an adjustment device comprising a setting unit (18) provid...  
WO1994025217A3  
WO/1994/025217A2
Proposed is a method of machining and a tool (1) to be used for obtaining patterns (14) in the form of alternating ridges (12), pads, cells and ridges of triangular cross section on the surface of a blank (15). The method proposed facili...  
WO/1994/022625A1
A first cutter for simultaneously machining an outer peripheral surface of a pin of a crank shaft or a journal and a side surface of a counter-weight adjacent to the former is fitted to one of the two cutter heads of a crank shaft miller...  
WO/1994/020244A1
Loader shuttle (158) delivers a workpiece ring (90) which then is centered by axially drivable centering crescent (49). Active spindle clamp cylinder (28) on carriage (23) hydraulically drivable toward passive spindle stop cylinder (30) ...  
WO/1994/000260A1
Described is a double-turret tool holder for a lathe, the tool holder having two turret discs (16, 18) mounted coaxially to each other and connected so that they rotate in unison. The two discs can be continuously displaced relative to e...  
WO/1993/024264A1
The invention provides a tool for bar peeling comprising a rotatable cutter head (11) with circumferentially spaced toolholders (15) each of which is provided with a U-shaped recess (17) along one of its side surfaces in which a wedge sh...  
WO/1993/022092A1
A work support structure for a camshaft miller constructed so that a plurality of journal portions (3d) of a work (3) are supported from the lower side thereof and from the side thereof which is opposite to the cutting direction on a plu...  
WO/1993/020988A1
A workpiece support assembly for a microrobotic apparatus for aligning three workpieces and welding them into an assembled package, includes a lower support assembly (80) having a ball and socket joint (100) with a polymer ball seat cast...  
WO/1993/021005A1
Apparatus for making a pipe-fitting, of the kind used to sealably connect the ends of plastic pipes, such as gas pipes, comprises head portion (14) and a support arm (15) the head portion (14) having a cutter (16) arranged to cut a helic...  
WO/1993/018879A1
A plunge cutting device for plastic pipe (P), pipe couplings, plastic flanges (F), and other planar members includes a cylindrical body (10) including slots (17) formed therein, a pilot (20) for guiding the cylindrical body (10), and cut...  
WO/1993/017814A1
The invention relates to a process for producing cross-head screwing tools or the like, especially in the form of bits, by cold forming from a workpiece section (W) cut to length from a profile rod and, in order to produce higher-precisi...  
WO/1993/016853A1
The invention relates to a support arrangement for round timber in a round timber lathe, comprising a feeder, such as a roller conveyor (7), feeding raw timber to a set (1) of lathe tools for being worked into round timber. For supportin...  
WO/1993/005912A1
A slitter machine for slitting a film sheet wound on a core in a roll (12) to obtain desired widths of film sheet for laminating onto metallic substrates of semiconductor devices comprises a main frame (17), notches (25a, 25b) on the mai...  
WO/1993/004226A1
Composite fibre material based on natural fibre webs in which the natural fibre webs have a basis weight of 200 g/m?2¿ at the most, and a process for its continuous production and further processing.  
WO/1992/020485A1
A device (30) for treating, and especially deburring and chamfering, the ends of pipes comprises an outer hollow cylindrical member (32) and an inner conical member (34) rotatably mounted inside the outer conical member. A guide slot (46...  

Matches 501 - 550 out of 5,651