surface grinding patent

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THOMPSON PATENT, GRINDER, 25109 for sale online

Find many great new & used options and get the best deals for THOMPSON PATENT, GRINDER, 25109 at the best online prices at eBay! Free shipping for many products!...

Home made surface grinder - EVGA

Going to try to grind a knife blank next I just finished wiring up an outlet that I can control with the CNC, so the grinder will turn on and off as its programmed (leaving the physical switch on) Re: Home made surface grinder (nateman_doo)...

US4271637A - Surface grinding machine - Google Patents

A surface grinding machine is provided which comprises a head, a grinding wheel supported by the head, and a reciprocable bench for receiving and supporting a work piece A toothed belt has opposite ends thereof fixed to the bench for effecting reciprocation thereof The belt is guided by guide rollers mounted on the machine frame which deflect the belt to a drive pinion, which is driven by ....

Improved tool grinding machine(Patent) | DOE Patents

The present invention utilizes a tool holder which is longitudinally displaced with respect to the remainder of the grinding system due to contact of the tool with the grinding surface with this displacement being monitored so that any variation in the grinding of the cutting surface such as caused by crystal orientation or tool thicknesses may ....

CPC Scheme - United States Patent and Trademark Office

for grinding a surface for cleaning purposes, eg for descaling or for grinding off flaws in the surface [2013-01] B24B 27/04 Grinding machines or devices in which the grinding tool is supported on a swinging arm [2013-01] , United States Patent and Trademark Office...

US Patent: 1,932,319 - Surface grinding machine

US patent 1,932,319 Surface grinding machine was issued to Harry L Myers of Toledo, OH It was granted on 10/24/1933...

Surface grinding machine - Free Patents Online

Jul 30, 1991· The diamond wheel of the surface grinding machine according to the present invention has a Young's modulus of (10-15)×10 4 kgf/cm 2 The grain size ranges from #2,000 (6 μm) to #4,000 (25 μm) This grain size is one normally used for surface grinding The concentration is any one between 50-200...

Conduit grinding apparatus(Patent) | DOE Patents

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 three devices for limiting displacement of the holder to the grinding surface...

surface plate for grinding, surface plate for grinding ,

Alibaba offers 2,929 surface plate for grinding products About 20% of these are Other Measuring & Gauging Tools A wide variety of surface plate for grinding options are available to you, such as condition, standard, and certification...

US Patent for Semiconductor wafer surface grinding ,

When grinding the surface of a semiconductor wafer, the grinding wheels 16A, 16B and 16C having the grinding blades 22A, 22B and 22C suitable for the grinding of the surface of a semiconductor wafer are respectively mounted to the supporting shafts 14A, 14B and 14C of the three grinding wheel assemblies 6A, 6B and 6C...

EP0178843A2 - Surface grinding machine - Google Patents

A surface grinding machine capable of grinding the end surface of a workpiece (10) without leaving any unground protruding portion at the centre thereof by imparting rotation on its own axis and around a chuck holder or eccentric rotation to either a chuck (14) for holding the workpiece (10) or a cup-shaped grinding wheel (12) by a planetary gear mechanism (25, 26)...

moving a taft-pierce surface grinder - Practical Machinist

Dec 19, 2014· Despite making so little progress, I bought a Taft-Pierce 5x12 surface grinder anyway It appears to be of 50s vintage and missing the door and another few piec It is probably scrap but since it was a dime a pound, very close to where I will be spending my Christmas holidays, and they will load with a forklift I thought it worth the risk...

Professional Linear Finishing System - CS Unitec

The most powerful linear finishing tool on the market! Uniform finishes without shadows or streaks - ideal for stainless steel PTX Eco Smart is a multi-functional grinding and polishing system for flat surfaces and open or closed pipe constructions...

US Patent Application for Centerless grinder Patent ,

A centerless grinder for grinding an elongated workpiece includes a grinding wheel having a working surface with a plurality of raised areas extending circumferentially around at least a portion of the working surface A platform is provided having an elongated top surface for supporting the workpiece substantially adjacent to the working surface of the grinding wheel and a front surface with ....

SURFACE GRINDING APPARATUS - Free Patents Online

Feb 18, 1975· A surface grinding apparatus for grinding a flat surface of a workpiece comprising a tool head slidably mounted on horizontal hydrostatic slide surfaces of a bed for rotary movement in a horizontal circular path...

Patent Grinder, Patent Grinder Suppliers and Manufacturers ,

Alibaba offers 619 patent grinder products About 5% of these are grinding machines, 3% are grinder, and 2% are other lighters & smoking accessori A wide variety of patent grinder options are available to you, such as ball mill, surface grinding machine, and universal...

The Grinder - Techniglass

The LumiShield ® US & Foreign Patents Pending The Lumishield is an illuminated, lens-grade eye shield which can be easily attached This high visibility shield provides protection from minute glass particles that become airborne and casts an even amount of light across the work surface area...

Cylindrical grinder - Wikipedia

The cylindrical grinder is a type of grinding machine used to shape the outside of an object The cylindrical grinder can work on a variety of shapes, however the object must have a central axis of rotation This includes but is not limited to such shapes as a cylinder, an ellipse, a cam, or a crankshaft...

US Patent for Oscillatory drive for fine-grinding machine ,

A fine-grinding machine having a tool engageable with a workpiece is oscillated linearly at high speed has a drive comprising a tool-carrying slide having a connecting pin extending along an output axis, an input shaft centered on and normally rotating about an input axis offset from and generally parallel to the output axis, an eccentric carried on the shaft and having an outer surface ....

US412558A - Surface for grinding and crushing - Google Patents

US412558A US412558DA US412558A US 412558 A US412558 A US 412558A US 412558D A US412558D A US 412558DA US 412558 A US412558 A US 412558A Authority US United States Prior art keywords rolls crushing steel grinding blocks Prior art date 1889-10-08 Legal status (The legal status is an assumption and is not a legal conclusion...

Delta Milwauka Toolmaker Surface Grinder | The Hobby ,

Aug 07, 2015· Good luck with the latter, they're hard to find Univise shows up on ebay, don't pay more than 150 (lots of insane sellers who want 3-400, just be patient, don't buy junk) Read the manuals- you need a half dozen wheels, all readily available If you've got a small shop, this is an ideal general purpose grinder: tools of any kind, small surface ....

Press Release - DISCO Corporation

Dec 11, 2017· Because the existing KABRA process requires an operator to remount workpieces before each process (including laser irradiation, wafer separation, fine grinding down to the designated thickness, and grinding of the top surface of the ingot), the throughput was affected by ,...

THOMPSON Patent Grinder - 369183 For Sale Used

Patent Grinder 25109 Grinder Plates 4' X 1' Shipping Dimensions 102" X 72" X 96" **Please View Pictures Carefully - Sold As Is** Additional Prep Fees May Apply Shipping , NYBERG & WESTERBERG No 618 Surface Grinder Asking Price $1,68000 Current Offer - Flared Cup Grinding Wheel, 20 cases (160 wheels) Asking Price $48000...

With mechanical abrasion or grinding patent application class

With mechanical abrasion or grinding Subclass of: 205 - Electrolysis: processes, compositions used therein, and methods of preparing the compositions 205640000 - ELECTROLYTIC EROSION OF A WORKPIECE FOR SHAPE OR SURFACE CHANGE (EG, ETCHING, POLISHING, ETC) (PROCESS AND ELECTROLYTE COMPOSITION) Patent class list (only not empty are listed)...

US Patent Application for GRINDING WHEEL ASSEMBLY Patent ,

The core can include an upper surface, an outer peripheral surface, an upper recessed portion extending into the core from the upper surface and a peripheral recess extending into the outer peripheral surface , Justia Patents US Patent Application for GRINDING WHEEL ASSEMBLY Patent Application (Application #20190351530) GRINDING WHEEL ....

ATLANTIC :: Home

The global grinding specialist works with customers and manufacturers of grinding, honing and superfinishing machines to develop innovative grinding concepts, whose introduction to the market is often accompanied by applications for patents and test piec...

Close Proximity Grinding from DSI - Diamond Surface Inc

Close proximity grinding is the ability to grind within several inches of a curb face or bridge rail and any other obstacle such as these Diamond Surface Inc was the first to develop the type equipment required to do this type of work and currently has a patent on this equipment and process...

DOE Patents Patent: Automatic grinding apparatus to ,

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 three devices for limiting displacement of the holder to the grinding surface...

US3668814A - Surface grinding device - Google Patents

A method of and an apparatus for grinding a planar surface on a workpiece when the workpiece is pressed against an abrasive belt moving in an arcuate path The workpiece is held by the apparatus with the plane at which the planar surface is to be formed oriented generally parallel to the axis of the arcuate path of the abrasive belt, and is moved about an axis normal to and intersecting the ....

US5035087A - Surface grinding machine - Google Patents

A surface grinding machine comprises a wheel head vertically movably supported; a cup-shaped diamond wheel supported by a rotatable wheel shaft at one end of the wheel head and having an abrasive grain layer of Young's modulus (10-15)×10 4 kgf/cm 2 at the lower end of the wheel; a wheel shaft driving motor for rotating the cup-shaped diamond wheel supported by the wheel head; a ,...