US5503589A Apparatus and method for contour grinding gas

Contour grinding apparatus for removing weld flash from the tip of a gas turbine blade having a curved and tapering peripheral surface, said apparatus comprising a holder for gripping and supporting the blade, first support means supporting said holder and said blade on a first axis, a grinding wheel having a second axis extending generally

US4945683A Abrasive belt grinding machine Google Patents

Apparatus for grinding to predetermined contour a plurality of eccentric cams on a cam shaft, comprising abrasive belts supported adjacent the cam shaft for linear movement such that the belts grind the peripheries of the cams. The belts are guided along a variable path according to the cam contour desired by shoes engaging the belts at their points of contact with the cams.

Contour grinding machine Clark, Charles J.

From the foregoing it is notable that the same templet 14 may be used to control the grinding action of either of the' wheels 10 or 21, and the desired contour may be maintained on the wheel 21. Having thus described my invention, what I claim as new and desire to secure by Letters Patent

APPARATUS FOR CONTOUR GRINDING OF VANES AND BLADES

APPARATUS FOR CONTOUR GRINDING OF VANES AND BLADES . United States Patent 3528200 . Inventors:

US5752665A Grinding mill liner adapter Google Patents

An adapter for mounting a liner to a first mill having an inner diameter with a first contour. The liner has a back face with a second contour shaped for mating with a second mill. The adapter includes a top face and a bottom face. The top face supports the back face of the liner. The bottom face has a contour formed for mating with the contour of the first mill.

US5911620A Pot-shaped grinding wheel Google Patents

A pot-shaped grinding wheel having a circular grinding region provided with a plurality of segment-like grinding members (5), a circular seat region (4) coaxial with an axially spaced from the grinding region (2), a transition region (3) extending between an inner contour of the grinding region (2) and an outer contour of the seat region (4) and tapering toward the outer contour of the seat

US8216026B2 Form transfer grinding method Google Patents

A method of form transfer grinding a three-dimensional shape utilizes a form transfer tool over which a belt is driven. The form transfer tool includes a shape that is desired in the finished part and guides a belt that grinds an area of a part to a finished or nearly finished condition.

Matthias Panten Inventions, Patents and Patent

Abstract: The invention relates to a method and an arrangement for re-creation of an optimized contour of the leading edges of gas-turbine blades, in which a gas-turbine blade (2) is passed by one or more grinding machine or machines (71, 71?) with the aid of a computer-controlled robot (10). The desired contour is achieved by following a movement procedure which is stored in a data memory (21).

Glenn Sakcriska Inventions, Patents and Patent

May 21, 2001 Abstract: The invention comprises an improved ice skate grinding, sharpening and contouring machine. The machine includes pins mounted in movable blocks to accurately center an ice skate between the heel and sole struts in a movable holding fixture and alternate eccentric pin positions to select the best contour location on the blade as a function of intended skate usage.

US3429079A Sanding platen Google Patents

US3429079A US3429079DA US3429079A US 3429079 A US3429079 A US 3429079A US 3429079D A US3429079D A US 3429079DA US 3429079 A US3429079 A US 3429079A Authority US United States Prior art keywords platen sanding belt bag work Prior art date 1965-06-08 Legal status (The legal status is an assumption and is not a legal conclusion.

CONTOUR GRINDER SUNDSTRAND ENGELBERG INC,US

United States Patent 3727350 . Abstract: A contour grinding apparatus including an endless belt grinding member trained about a drive roller and an expansible cylindrical guide, the latter of which directs the grinding member past a work station, together with a device for sensing the thickness of the grinding member to detect wear, and a

Contour grinders Citizen Watch Company, Ltd.

The present invention relates to a contour grinder that forms a workpiece into a desired shape by grinding along its contour. Conventionally grinders have been used to form a workpiece into a desired shape either by vertically moving the workpiece at a fixed position, moving a follower, which resembles a grinding wheel in shape, along the edge of the template formed to the desired shape, and

Automatically controllable projecting contour grinding

United States Patent 4167082 . Abstract: An automatically controllable projecting contour grinding machine comprising a grinding disc support, a grinding disc, actuator elements, an optical projection device, a projection surface, numerical control means, and a marking, wherein said grinding disc support is displaceable along two mutually

BILLET GRINDER APPARATUS, PARTICULARLY FOR CONTOUR

United States Patent 3838541 . Abstract: A billet grinding apparatus with open loop control, in which the grinding wheel head mounted on a pivotable boom is capable of following with substantially constant force a contour work surface varying rapidly in a vertical direction, presented to the wheel by the workpiece, particularly that presented

Grinding assembly, grinding apparatus, weld joint defect

DOE Patents Patent: Grinding assembly, grinding apparatus, weld joint defect repair system, and methods circuitry configured to receive weld defect information of the weld joint from an inspection assembly to create a contour grinding profile to grind the weld joint in a predetermined shape based on the received weld defect information, and

Matthias Panten Inventions, Patents and Patent

Abstract: The invention relates to a method and an arrangement for re-creation of an optimized contour of the leading edges of gas-turbine blades, in which a gas-turbine blade (2) is passed by one or more grinding machine or machines (71, 71?) with the aid of a computer-controlled robot (10). The desired contour is achieved by following a movement procedure which is stored in a data memory (21).

Patents Assigned to Maschinenfabrik Zuckermann Komm.Ges

Justia Patents Patents and Patent Application Resources. Abstract: This invention relates to a duplicating grinding machine for grinding workpieces of irregular three-dimensional shape, wherein a model and at least one workpiece are mounted side by side in spaced parallel relation to one another between clamping devices so as to be synchronously rotatable about their longitudinal axes

Glenn Sakcriska Inventions, Patents and Patent

May 21, 2001 Abstract: The invention comprises an improved ice skate grinding, sharpening and contouring machine. The machine includes pins mounted in movable blocks to accurately center an ice skate between the heel and sole struts in a movable holding fixture and alternate eccentric pin positions to select the best contour location on the blade as a function of intended skate usage.

US Patent for Contoured transparency providing reduced

A contoured transparency such as an aircraft windshield or canopy, and a method for making it, that provides reduced optical distortion for a pilot seating beneath it. The transparency is configured to have a tailored thickness gradient across its surface such that light passing obliquely through it and converging at a predetermined low distortion point is refracted in such a way the optical

Patents Assigned to Hans Weber Maschinenfabrik GmbH

Aug 16, 2012 Justia Patents Patents and Patent Application Resources. Abstract: A grinding machine includes a machine frame with a work piece support surface on which a work piece may be transporter through the machine. A grinding bar arrangement including two grinding shoes positioned in parallel is arranged transversely with respect to a work piece feeding direction across the width of the

Conduit grinding apparatus (Patent) DOE Patents

Abstract. A grinding apparatus for grinding the interior portion of a valve stem receiving area of a valve. The apparatus comprises a faceplate, a plurality of cams mounted to an interior face of the faceplate, a locking bolt to lock the faceplate at a predetermined position on the valve, a movable grinder and a guide tube for positioning an optical viewer proximate the area to be grinded.

Georg Himmelsbach Inventions, Patents and Patent

The rough grinding wheel is intended for use in a method for grinding the outer contour of a cam wherein the cam is rough-ground with the roughing wheel; after a first radial infeed, the rough grinding wheel is withdrawn and axially displaced for a second infeed; this process is

Josef Breitenmoser Inventions, Patents and Patent

Aug 21, 2018 Abstract: A method for manufacturing a grinding tool which has a binding agent based on aromatic molecules includes cutting an abrasive material parent web with a laser device to form at least one inner contour of the grinding tool, and punching out an outer contour of the grinding tool from the abrasive material parent web.

Method and apparatus for automatic edge grinding of the

CROSS-REFERENCES TO RELATED APPLICATIONS. This invention is a continuation-in-part and represents an improvement over the invention described in our copending application entitled "Method and Apparatus for Grinding the Teeth of a Circular Saw to an Improved Contour", Application Ser.

Contour grinders Citizen Watch Company, Ltd.

The present invention relates to a contour grinder that forms a workpiece into a desired shape by grinding along its contour. Conventionally grinders have been used to form a workpiece into a desired shape either by vertically moving the workpiece at a fixed position, moving a follower, which resembles a grinding wheel in shape, along the edge of the template formed to the desired shape, and

Automatically controllable projecting contour grinding

United States Patent 4167082 . Abstract: An automatically controllable projecting contour grinding machine comprising a grinding disc support, a grinding disc, actuator elements, an optical projection device, a projection surface, numerical control means, and a marking, wherein said grinding disc support is displaceable along two mutually

Method and apparatus for automatic edge grinding of the

CROSS-REFERENCES TO RELATED APPLICATIONS. This invention is a continuation-in-part and represents an improvement over the invention described in our copending application entitled "Method and Apparatus for Grinding the Teeth of a Circular Saw to an Improved Contour", Application Ser.

APPARATUS FOR GRINDING SPHERICAL BODIES (Patent) DOE Patents

A grinding apparatus for grinding the interior portion of a valve stem receiving area of a valve. The apparatus comprises a faceplate, a plurality of cams mounted to an interior face of the faceplate, a locking bolt to lock the faceplate at a predetermined position on the valve, a movable grinder and a guide tube for positioning an optical viewer proximate the area to be grinded.

Conduit grinding apparatus (Patent) DOE Patents

Abstract. A grinding apparatus for grinding the interior portion of a valve stem receiving area of a valve. The apparatus comprises a faceplate, a plurality of cams mounted to an interior face of the faceplate, a locking bolt to lock the faceplate at a predetermined position on the valve, a movable grinder and a guide tube for positioning an optical viewer proximate the area to be grinded.

Georg Himmelsbach Inventions, Patents and Patent

The rough grinding wheel is intended for use in a method for grinding the outer contour of a cam wherein the cam is rough-ground with the roughing wheel; after a first radial infeed, the rough grinding wheel is withdrawn and axially displaced for a second infeed; this process is

Method for grinding precision components (Patent) DOE

@article{osti_872832, title = {Method for grinding precision components}, author = {Ramanath, Srinivasan and Kuo, Shih Yee and Williston, William H and Buljan, Sergej-Tomislav}, abstractNote = {A method for precision cylindrical grinding of hard brittle materials, such as ceramics or glass and composites comprising ceramics or glass, provides material removal rates as high as 19-380 cm.sup.3

Centre hole grinding method using internal grinding device

FIELD: machine engineering, possibly grinding parts having two axial portions and arranged between them mean portion of larger diameter on which working surface in the form of lateral truncated cone surface with rectilinear or bent in cross section contour is formed, foe example parts used in infinitely variable transmission boxes of automobiles.

Process for selective grinding of coal (Patent) DOE Patents

DOE Patents Patent: Process for selective grinding of coal. Process for selective grinding of coal. Full Record; Other Related Research; Abstract. A process for preparing coal for use as a fuel. Forming a coal-water slurry having solid coal particles with a particle size not exceeding about 80 microns, transferring the coal-water slurry to a

Method for mask repair using defect compensation (Patent

@article{osti_873751, title = {Method for mask repair using defect compensation}, author = {Sweeney, Donald W and Ray-Chaudhuri, Avijit K}, abstractNote = {A method for repair of amplitude and/or phase defects in lithographic masks. The method involves modifying or altering a portion of the absorber pattern on the surface of the mask blank proximate to the mask defect to compensate for the

Automatic grinding apparatus to control uniform specimen

@article{osti_864404, title = {Automatic grinding apparatus to control uniform specimen thicknesses}, author = {Bryner, Joseph S}, abstractNote = {This invention is directed to a new and improved grinding apparatus comprising (1) a movable grinding surface, (2) a specimen holder, (3) a displacing device for moving the holder and/or grinding surface toward one another, and (4) at least

Van Norman Machine Tool Co. Assigned Patents

Patent number seen on a Van Norman "Per-Fect-O" 77/S4 boring bar, along with patents 1,868,440, 1,881,993, and 1,954,034. This invention relates to the art of boring cylinders and has particular reference to the reboring of worn cylinders of internal combustion motors.

Micropulse Process • Contour Hardening

Contour’s Micropulse™ Process provides a stronger, higher-quality part for less money. The patented Micropulse™ dual frequency and pulsed single frequency hardening processes by Contour typically eliminates the need for finish grinding, honing, lapping and heat distortion straightening.

parallel grinding definition English

The invention relates to a method and a grinding machine for grinding short and/or bar-shaped workpieces, by means of which complete processing of workpieces is possible at very short cycle times by grinding two parallel end faces and the outside contour of the side faces.