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7387477 |
Controlled atmosphere cutting method using oxygen enrichment and cutting tool
A controlled atmosphere cutting method and a cutting tool are provided to prevent wear on the cutting tool when cutting is performed on a material for forming an oxide protective film. According...
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7383757 |
Method and device for cutting and deburring tubes, particularly plastic and cardboard tubes
The invention relates to a method and a device for cutting and deburring tubes, particularly plastic and cardboard tubes, in which in a clamp after the production of a cut edge on a starting tube...
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7367102 |
Method for mounting object and spindle device
A spindle device to mount and rotate an object, including: a housing; a main shaft supported by the housing rotatably to the housing wherein the main shaft includes a through hole which goes...
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7337879 |
Method and tool for the machining of workpieces with cooling
The invention relates to a method for the cutting or shaping working of metallic or ceramic workpieces and the use of a preferably submerged tool, whereby during the machining process a cooling...
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7334510 |
Vehicle brake lathe with variable speed motor
The present invention relates to on-car brake lathes configured for resurfacing brake rotor components, and in particular, to improved on-car brake lathes configured with a controlled variable...
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7328637 |
Apparatus for machining a cylinder bore surface and method of machining the cylinder bore surface using the apparatus
An apparatus for machining a circumferential surface defining a cylindrical bore of a workpiece, the apparatus including a tool holder rotatable about a first rotation axis, and a form roller...
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7325471 |
Toolholder and cutting insert for a toolholder assembly
A toolholder and cutting insert for a toolholder assembly wherein the cutting insert has a tapered shank which provides a resilient interference fit with a tapered section of a bore extending...
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7313991 |
Cutting insert and use thereof
A cutting insert made of cemented carbide and the use thereof for recessing or copy-turning, preferably at a high rotating speed. The cutting insert has at least one recess for insertion therein of...
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7296332 |
Brake rotor assembly and method for making same
A method for forming a brake assembly for a motor vehicle includes a wheel hub, a knuckle, and a brake rotor. The wheel hub includes a neck portion and a flange portion having a flange face. The...
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7284325 |
Retractable finning tool and method of using
An improved tool and method for enhancing the surface of a heat transfer tube are provided. The tool, which can be easily added to existing manufacturing equipment, includes cutting bits that may...
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7275469 |
Planetary tubing cutter
The planetary tubing cutter of the invention provides a gearing assembly having a pair of ring gears and a number of pinions with a blade affixed to each pinion. The ring gears are parallel to one...
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7275468 |
Rotary fast tool servo system and methods
A high bandwidth rotary fast tool servo provides tool motion in a direction nominally parallel to the surface-normal of a workpiece at the point of contact between the cutting tool and workpiece....
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7252024 |
Apparatus and method for machining with cryogenically cooled oxide-containing ceramic cutting tools
A method and an apparatus or machining a workpiece include the use of a cryogenically cooled oxide containing ceramic cutting tool. The method involves cryogenic cooling of the cutting tool during...
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7249545 |
Numerically controlled lathe and method of machining work by this numerically controlled lathe
A numerically controlled machine tool can simultaneously perform a variety of machining operations using work on a first main shaft and work on a second main shaft. A first tool post is movable...
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7240593 |
Miniature cutting insert holder
A holder ( 20 ) for a cutting insert ( 12 ), which includes a head ( 22 ) with a pocket ( 24 ) for holding the cutting insert and a bar device ( 26 ) for supporting the head, allows the use of a...
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7237992 |
Process of machining scroll member by using non-rotary cutting tool
A process of machining a scroll member of a scroll compressor by using a non-rotary cutting tool. The non-rotary cutting tool is moved relative to a workpiece in a predetermined direction for...
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7234379 |
Device and a method for preventing or reducing vibrations in a cutting tool
An arrangement for reducing vibrations in a tool holder ( 4 ) with a cutting tool ( 3 ) and has a vibration sensor on the tool holder ( 4 ) that is connected to a guide unit ( 11 ). The tool holder...
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7219411 |
Method for manufacturing commutator having commutator segments
A feed rate of a single-point cutting tool, which is an axial relative moving distance of the cutting tool along an outer peripheral surface of an unfinished commutator product per revolution of...
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7219407 |
Device for milling and lathing
A device for milling and/or lathing workpieces including at least one machine bed, on which there is at least one tool holder and one workpiece spindle as part of a workpiece holder with an axis of...
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7216571 |
Process for twist-free steel cutting of rotational symmetrical surfaces
The invention relates to the cutting of rotating surfaces, especially centric symmetric surfaces ( 1 a ) of a metal workpiece ( 1 ), especially one made of steel or gray cast iron, also when said...
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7191689 |
Hollowing system
A hollowing system for a lathe having a tool rest. The hollowing system comprises a boring member, and a stabilization assembly. The boring member is adapted to support a tool such that at least...
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7185572 |
Method for rounding off the edge of a recess on a piston
The aim of the invention is to produce a rounding off on a diesel piston comprising a combustion recess and valve recesses that lie at a slant in relation to the piston floor. The rounding off...
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7178433 |
Processing apparatus, processing method and diamond tool
A processing apparatus is provided with a diamond tool. When a first edge portion is made as X axis, a tip end peak point of a rake face is made as an intercept ( 0 , y) on Y axis, and the rake...
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7168351 |
High-speed cutting process for generating desired curved surface on workpiece
A process for generating a curved surface on a workpiece with high speed is disclosed, in which an acceleration of a slider is set to a predetermined desired acceleration while a rotating velocity...
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7165483 |
Apparatus and method for clamping and positioning workpieces of different length between two centers
In an apparatus ( 10 ) for clamping and positioning workpieces ( 36 ) of different length between two centers ( 26,28 ), comprising a base ( 14 ) with at least one linear guide ( 18 ), a first...
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7159316 |
Method of manufacturing a modular corner assembly
A module corner assembly wherein a wheel hub is permanently attached to a knuckle and various surfaces on the wheel hub and knuckle are machined in a same fixture utilized in holding the knuckle to...
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7156006 |
Method and assembly for rotating a cutting insert during a turning operation and inserts used therein
A cutting insert rotated about its axis may be utilized during a metalworking operation and applied against the rotating workpiece to enhance tool performance. A method, including an assembly with...
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7140088 |
Turning tool for grooving polishing pad, apparatus and method of producing polishing pad using the tool, and polishing pad produced by using the tool
Disclosed is a turning tool for cutting circumferential grooves into a surface of a polishing pad formed of a resin material and utilized for polishing semiconductor devices. The turning tool...
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7121176 |
Tool for chip removing machining employing multiple different cutting inserts
A tool for chip removing machining includes a tool head having at least one chip pocket formed therein which serves as a common pocket for first and second replaceable cutting inserts. The inserts...
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7117599 |
Method of manufacturing a corner assembly
A knuckle ( 16 ) for a corner assembly ( 10, 210, 310 ) wherein a cylindrical body ( 18 ) has an outboard race ( 39 ) and an inboard race ( 45 ) located therein for correspondingly receiving a...
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7114419 |
Method for producing decorations on an object and resulting object
The invention concerns a method for producing decorations on an object by machining a multilayer structure ( 1 ) which consists in machining at various depths a complex consisting of an assembly of...
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7107886 |
Production of disc components
A disc component for a gas turbine engine is produced from a workpiece by a sequence of machining operations. During the machining operations, the workpiece is supported by a fixture engaging...
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7089836 |
Hale-machining method and apparatus
It is one object of a hale-machining method and apparatus thereof according to the present invention to achieve an easy preparation of an NC machining program and perform a high geometrical...
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7089835 |
System and method for forming a non-rotationally symmetric portion of a workpiece
A method and control system for forming workpiece surfaces with at least a portion being non-rotationally symmetric (i.e., axis asymmetric) is provided. In one aspect, a slow tool servo system is...
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7086152 |
Engine piston and manufacture thereof
A method of forming a low-friction, helically ridged skirt surface of an engine piston comprises cutting a continuous groove in a piston body rotating about axis so that adjacent groove turns...
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7059232 |
Method of forming bridges in tamper-indicating closures
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...
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7056072 |
Method and apparatus for controlling movement of cutting blade and workpiece
A method of controlling a relative movement of a cutting blade and a workpiece which are moved relative to each other by a movement device in an operation with a machine tool. The method includes a...
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7055416 |
Tool holder and method of machining work using this tool holder
There is provided a tool holder capable of attaching a plurality of tools to one tool holder, and easily adjusting these tools in a positional relation suitable for work machining. The tool holder...
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7051631 |
Cutting insert for grooving operations
A grooving insert has a forward main cutting edge and two opposing side cutting edges extending rearwardly from the main cutting edge on opposing sides of a center line of the grooving insert. Each...
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7036408 |
Lenslathe with vibration cancelling arrangement
A method and apparatus for substantially nullifying vibration and deflection in a single point lens turning lathe having a rapidly reciprocating lens cutting tool and shuttle assembly. The...
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7029209 |
Slidable boring tool with fine adjustment
Methods and apparatus for fine adjustment of the position of the cutting tool. In one embodiment, a boring tool includes a coupling member driven by a CNC boring machine, a cutting tool which is...
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7028595 |
Precision double-sided aspheric element
A precision optical element is described, such as is used in thermal imaging systems in the infra-red, manufactured by means of single point machining, with both of its surfaces having an aspheric...
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7013772 |
Method and apparatus for arrow shaft truing
A method and an apparatus for truing the interface between an arrow shaft or insert and the arrow tip is provided. A squaring tool having a frame with at least one V-shaped channel supports an...
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7007575 |
Apparatus and method for automatically compensating for lateral runout
An on-car disc brake lathe system for resurfacing a brake disc of a vehicle brake assembly includes a lathe body with a driving motor, a cutting head operably attached to the lathe body, and a...
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6994000 |
Fixture and locator device for supporting a rotatable member
There is provided a locator device and an associated fixture and method for supporting a rotatable member. The locator device has a base and a plurality of flanges extending from the base in an...
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6952987 |
Method for scroll-free machining rotationally symmetrical surfaces
A process for cutting machining of rotating rotationally symmetrical workpieces with a defined cutting edge, wherein the resulting rotationally symmetrical surface has either no twist or a twist...
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6886436 |
Method and device for damping a chatter oscillation in a processing machine
A device and a method are disclosed for attenuating a chatter oscillation in a processing machine, for example a cutting machine, such as a lathe. The machine includes at least one feed system with...
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6886435 |
Turning and quality assurance process for thermally sprayed turbomachine linings
A rotational machining and quality assurance method for thermally extruded linings of turbomachinery are provided. First, a harder top coating is removed by turning, then the lining is...
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6883407 |
Expanding collet assembly for pick-off spindle
An expanding, inner diameter gripping collet assembly for a pick-off spindle. An arbor base is connected to the pick-off spindle and is moveably connected to a moveable arbor. The moveable arbor...
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6877406 |
Cutting tool, in particular for machining piston rings and method for machining piston rings
Cutting tool ( 1 ) with a cutting insert ( 3 ), on the front edge ( 14 ) of which there is a first major cutting edge ( 15 ) and an approximately U-shaped indentation ( 18 ) that interrupts said...
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