grinding wheel patents

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US699302A - Grinding-wheel. - Google Patents Grinding-wheel. Download PDF Info ... In carrying out the present invention a ring 2 is embedded in the body of the grinding wheel or disk during the process of molding the wheel and is so arranged as to occupy by preference a position centrally between the IOO opposite side faces ot the Wheel, and ...

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Grinding wheels are constructed with an improved type of resin binder of a low molecular weight solid epoxy resin. The epoxy resin is in the form of a fine powder and may be mixed with other wheel components such as abrasive grain, wetting agent and fillers. A method in which the epoxy resin and curing agents are processed from their commercially available forms to that most suitable for use ...

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PROBLEM TO BE SOLVED: To improve the weight balance of a grinding wheel itself by relatively reducing the deviating operation of the weight balance. SOLUTION: An inner layer portion between an outer peripheral portion 3 as a grinding operation face and an inner peripheral portion 4 fixed to a tool holder, excluding the outer peripheral portion 3, is impregnated and solidified with a ...

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A method for making grinding wheels having an annular grinding section mounted on a central hub in which a slurry of abrasive particles and ceramic bond is coated on a pre-formed core, shaped, and fired. Method has particular advantage in formation of wide wheels and contoured wheels. Premium abrasive may be employed in the wheels.

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The invention belongs to the grinding apparatus abrasive material grinding technical field and relates to a composite metal resin-bonded diamond grinding wheel. The composite metal resin-bonded diamond grinding wheel is made of the following raw materials in part by weight: 15 to 35 parts of diamond abrasive material, 5 to 10 parts of CBN, 5 to 10 parts of tin powder, 10 to 20 parts of copper ...

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EP2699387A2 EP12774388.8A EP12774388A EP2699387A2 EP 2699387 A2 EP2699387 A2 EP 2699387A2 EP 12774388 A EP12774388 A EP 12774388A EP 2699387 A2 EP2699387 A2 EP 2699387A2 Authority EP European Patent Office Prior art keywords filler particles grinding wheel diamonds percent grinding Prior art date 2011-04-18 Legal status (The legal status is an assumption

Grinding-wheel Dressing Patents and Patent Applications ...

Justia Patents Stone Working Patents Turning Patents Grinding-wheel Dressing Patents (Class 125/11.01) Grinding-wheel Dressing Patents (Class 125/11.01) Indexing of tool point (Class 125/11.02) Rotary or crush dressing (Class 125/11.03) Contouring of grinding wheel face (Class 125/11.04) ...

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A porous vitreous bonded high-speed abrasive grinding wheel in which between about 95 percent and 100 percent of the pore volume of either the annular portion of the wheel adjacent to the wheel hole or the entire wheel is impregnated with either a thermoset epoxy resin which is a copolymer of a liquid epoxy prepolymer and an amine or organic acid anhydride, or, a thermoset unsaturated ...

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The utility model discloses a grinding protection dust-proof cover body of grinder unit, including the isolation cover body of being connected with emery wheel polisher, the isolation cover body include wheel guard and unit cover, wheel guard and unit cover swing joint, and the plane that the wheel guard formed sets up with the surface of unit cover is perpendicular, set up the slide that ...

US Patent for Grinding wheel, grinding system and method ...

Jan 10, 2002 · The invention relates to a grinding wheel for grinding a blade, on the surface of which ions are deposited by means of a plasma-supported method and containing silicon carbide as abrasive medium with a grain size ranging from 100 to 500 mesh, said material being deposited in a ceramic based binding agent with aluminum silicate. The abrasive medium grains are thermally hardened and

Grinding Wheel System (Patent) | DOE Patents

Aug 05, 2003 · DOE Patents Patent: Grinding Wheel System. Grinding Wheel System. Full Record; Other Related Research; Abstract. A grinding wheel system includes a grinding wheel with at least one embedded sensor. The system also includes an adapter disk containing electronics that process signals produced by each embedded sensor and that transmits sensor ...

Grinding Wheel System (Patent) | DOE Patents

Jan 10, 2006 · DOE Patents Patent: Grinding Wheel System. Grinding Wheel System. Full Record; References (1) Other Related Research; Abstract. A grinding wheel system includes a grinding wheel with at least one embedded sensor. The system also includes an adapter disk containing electronics that process signals produced by each embedded sensor and that ...

Grinding-wheel Dressing Patents and Patent Applications ...

Justia Patents Stone Working Patents Turning Patents Grinding-wheel Dressing Patents (Class 125/11.01) Grinding-wheel Dressing Patents (Class 125/11.01) Indexing of tool point (Class 125/11.02) Rotary or crush dressing (Class 125/11.03) Contouring of grinding wheel face (Class 125/11.04) ...

US Patent for Grinding wheel, grinding system and method ...

Jan 10, 2002 · The invention relates to a grinding wheel for grinding a blade, on the surface of which ions are deposited by means of a plasma-supported method and containing silicon carbide as abrasive medium with a grain size ranging from 100 to 500 mesh, said material being deposited in a ceramic based binding agent with aluminum silicate. The abrasive medium grains are thermally hardened and

US Patent Application for RESIN BONDED GRINDING WHEEL ...

Apr 17, 2012 · A resin bonded grinding wheel suitable for grinding polycrystalline diamond compacts is disclosed. The resin bonded grinding wheel uses a high concentration of diamonds based on a volume percent along with a mixture of hard and soft filler particles to effectively grind the polycrystalline diamond compacts while eliminating or reducing the need to continuously dress the outer surface of the ...

US Patent for Grinding wheel containing dissolvable ...

A grinding wheel for use in precision wet grinding which involves the use of a water soluble based coolant. The grinding wheel includes a mix of at least an abrasive and a resin and also an effective amount of a relatively coarse granular water soluble material. Such material is inert to the other components of the mix and achieves a relatively neutral or slight alkaline pH in water solution.

POLYCRYSTALLINE ABRASIVE GRAIN AND GRINDING WHEEL ...

Apr 24, 2019 · CITATION LIST Patent Literature. PTL 1: Japanese Patent Laying-Open No. 9-267266; ... The grinding wheel is produced by fixing the polycrystalline abrasive grains onto the core by way of brazing so as to attain a pitch of 2.074 mm in the thickness direction and a pitch of 1.2 mm in the circumferential direction at a portion at which an abrasive ...

Grinding wheel - MACKLIN COMPANY

United States Patent 2126403 . Abstract: This invention relates to grinding wheels and to chucks therefor, and particularly to chucks for cylindrical wheels supported from one end and having the face of the opposite end used for grinding. ... An abrasive device comprising a ring having an annular seat, a plurality of grinding wheel segments ...

Grinding wheel - NORITAKE SUPER ABRASIVE CO LTD

A grinding wheel of the present invention is a grinding wheel comprising an abrasive grain layer formed by firmly fixing abrasive grains to an end face of a cup-shaped core by brazing, wherein: a circumferentially continuous groove is formed in a substantially central portion of the end face of the core; and the abrasive grains are firmly fixed ...

REINFORCED GRINDING WHEEL - PACIFIC GRINDING WHEEL

It is preferred that the cloth strands be initially impregnated with a suitable resin as described, for example, in U.S. Pat. No. 25,303, to lend protection from the abrasive materials in the grinding wheel, particularly during the pressing operation used in forming the wheel. Said patent also discloses examples of suitable resins and abrasives ...

Grinding wheel - MILLER, JR. RICHARD A.

While these devices fulfill their respective, particular objectives and requirements, the aforementioned patents do not disclose a new grinding wheel. The inventive device includes a grinding wheel. The grinding wheel has a peripheral edge. The grinding wheel has a center having a hole therethrough.

Grinding wheel - Norton Company - FreePatentsOnline

The cured wheels were then tested by swing-frame snag grinding for fifteen minutes each on 18-8 stainless steel billets using a wheel speed of 9500 sfpm (48.3 smps) and a constant grinding energy of 30 kw and 35 kw, respectively. The comparative grinding results are shown in Tables II and III. TABLE II.

Active filler for grinding wheels - Norton Company

It is pointed out by Hirschberg et al in column 3, lines 33-35 that the alkali chloroferrate fillers can be used alone or admixed with other known fillers for grinding wheels. The German Patent Publication No. 3,026,294 Al is a further variant on the Hirschberg invention; Hirschberg is also the inventor of the subject matter contained in this ...

Device for automatic balancing of grinding wheel - MAKAROV ...

A device for automatic balancing of a grinding wheel (2) mounted on a spindle (3) comprises an unbalance correction mechanism made as a housing (5) having chambers (7 1, 7 2, 7 3) connected to a source of fluid (19) through a distributor unit (9) made as hydraulic valves (10) provided with electromagnetic drives (12 1, 12 2, 12 3), pickups (17 1, 17 2, 17 3) of position of the chambers, said ...

Built up grinding wheel - Patent search, search patents ...

The drawings show: figure 1 - General view of the modular grinding wheel, combined with the local section; figure 2 is a left side view in the circle of figure 1. Precast grinding wheel includes a metal housing 1, the holes of which it is the segments 2, the position of which determines pins 3, permanently installed in the housing 1 and the ...

Active filler for grinding wheels - Norton Company

It is pointed out by Hirschberg et al in column 3, lines 33-35 that the alkali chloroferrate fillers can be used alone or admixed with other known fillers for grinding wheels. The German Patent Publication No. 3,026,294 Al is a further variant on the Hirschberg invention; Hirschberg is also the inventor of the subject matter contained in this ...

Grinding wheel spindle Patent | Application Number: 10559582

Dec 21, 2006 · The Grinding wheel spindle patent was assigned a Application Number # 10559582 – by the United States Patent and Trademark Office (USPTO). Patent Application Number is a unique ID to identify the Grinding wheel spindle mark in USPTO. The Grinding wheel spindle patent was filed with the USPTO on Monday, December 6, 2004.

METHOD OF CENTRIFUGAL FORMATION FOR GRINDING WHEEL ...

PURPOSE:To disperse grinding grains. All. US - United States . EP - EPO . CN - China . More. WO - WIPO . JP - Japan . KR - Korea . GB - United Kingdom . FR - France . CA - Canada . AU - Australia . ... Patent Application Utility Design Reissue Plant ...

B24D 5 - Bonded abrasive wheels, or wheels with inserted ...

Patents for B24D 5 - Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor (2,913) 05/2011 05/18/2011

suriname 14 inch abrasive wheels google variety of

US3481723A - Abrasive grinding wheel - Google Patents. US3481723A US3481723DA US3481723A US 3481723 A US3481723 A US 3481723A US 3481723D A US3481723D A US 3481723DA US 3481723 A US3481723 A US 3481723A Authority US United States Prior art keywords abrasive grains grinding configuration abrasive grains Prior art date 1965-03-02 Legal status (The legal status is an

The History of the Grinding Wheel | Our Pastimes

Sep 15, 2017 · Cutoff wheels of high strength composites reinforced with fiberglass now extend the use of grinding wheels to cutting machines such as circular saws. Competition Although Norton Grinding Company remains the largest manufacturer of abrasives in the world, many recent patents in the industry have been filed by inventors from both Japan and Taiwan.

Advances in centerless grinding technology - ScienceDirect

Jan 01, 2012 · In 1917, Heim filed the patent “Roll Grinding Machine”, which was the origin of the centerless grinder with regulating wheel , after his trials for developing a centerless grinder with double disk grinding principle , , , .It was previously believed to have been discovered in 1915, however, further investigation reveals that the true discovery was made in 1917.

Precision Grinding Wheels | Norton Abrasives

Norton precision grinding wheels are designed to consistently achieve precise finishes and tight geometry tolerances. Whether you work with cutting tools, automotive components like camshafts and crankshafts or aerospace components, our precision grinding

Fortuna-Werke Maschinenfabrik GmbH, Patent Owner, D-7000 ...

Oct 12, 1993 · View Fortuna-Werke Maschinenfabrik GmbH's, D-7000 STUTTGART 50, patent portfolio profile on Patent Buddy. Patent Buddy is the world's most extensive database and networking website for patent attorneys, agents and inventors helping inventors like Fortuna-Werke Maschinenfabrik GmbH showcase inventions and connect to patent attorneys, patent agents, law firms, corporations,

Norton Co. - History | VintageMachinery.org

Jul 26, 2021 · In 1868 Norton and his partner and cousin, Frederick Hancock, received a patent for a mill for grinding clay to create abrasive grains. In 1873 an employee, Sven Pulson, invented a vitreous wheel that proved to be far superior to the wooden-cored wheels. Norton patented the wheel in 1877 and began manufacturing them in 1879.

Stone Grinding Wheel | Etsy

Check out our stone grinding wheel selection for the very best in unique or custom, handmade pieces from our tools shops. ... With Original Labels - Patents 1900 - 1904 Patent Dates - Collectible - Original Surface jiminyvintage 5 out of 5 stars (1,665) $ 79.00. Add to Favorites Heavy Grinder, Vintage Tool Accessory, Mixed Media Art Project ...

Amazon: metal grinding wheel

PEGATEC Grinding Wheel 10 Pack,4.5"x 0.32"x 7/8" Grinding Discs Angle Grinder Wheel All in One Grinding Heat Dissipation Design Utility Patent. 4.7 out of 5

Metal Diamond Grinding Tools, Resin Diamond Polishing Pads ...

01. Metal Diamond Grinding Tools. All kinds of metal diamond grinding discs, can be mounted to a wide range of floor grinders via different connections. 02. Resin Diamond Polishing Pads. Full line of resin diamond polishing pads including wet and dry resin pads,

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