Patents
Patents for B24B 9 - Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor (9,298)
05/1998
05/27/1998EP0844047A2 Apparatus for measuring the contour of a lens-shaped template formed to be fit in a lens frame of an eyeglass frame
05/27/1998EP0844046A2 A process for machining an edge portion of a ceramic article preform without chipping
05/27/1998CN2282478Y Step brick curve polisher
05/27/1998CN1183068A Pipe-cutting and champering arrangement
05/26/1998US5756399 Process for making semiconductor wafer
05/20/1998EP0843193A2 Spectacle frame processing
05/20/1998EP0842904A1 Thermally tempered flat glass and method of finishing edge portions of the same
05/14/1998WO1998019826A1 Cryogenic polishing method for soft acrylic articles
05/14/1998WO1998019825A1 Silicone iol tumbling process
05/14/1998DE19708444C1 Endless grinding belt for grinding foot of beakers, cups, etc.
05/13/1998EP0564462B1 A machine for use in the manufacture of vehicle power steering gears
05/07/1998WO1998018595A1 Device for removing superfluous particles from manufactured parts
05/07/1998DE19743773A1 Block for holding spectacles or positioning aid for block
05/06/1998EP0839609A1 Apparatus and method for grinding eyeglass lenses
05/06/1998EP0839605A1 Spectacle frame holder
05/06/1998EP0839604A1 Apparatus and method for grinding eyeglass lenses
05/06/1998EP0839603A1 Lens transport apparatus, a cup for securing an eyeglass lens during transport, and a method of transporting lenses
05/06/1998EP0839602A1 Unit for polishing bevels on the edges of glass plates, particularly on numeric-control machines
05/06/1998CN1181032A Computer vision inspection station
05/05/1998US5746645 Working a natural or synthetic hard stone such as a gemstone
05/05/1998CA2118381C Deflashing machine for continuous casting installation and rotor used therewith
04/1998
04/30/1998DE19643113A1 Grinding disc for edge grinding of plastic optical lenses
04/30/1998DE19642171A1 Method of determining and transferring peripheral data for spectacle lens being ground into shape
04/29/1998EP0838306A1 Friction wheel additional grinding spindle for bevelling the edges of spectacle glasses on a spectacle glass bevelling machine
04/29/1998EP0837642A1 Method for manufacturing objects from pure silver, particularly silver tableware, and the objects obtained thereby
04/29/1998EP0759834B1 Nc-grinding process for the circumferential edge and top facet of a spectacle lens
04/29/1998CN2279979Y Machine for grinding needles
04/24/1998CA2219253A1 Additional, friction-wheel-driven grinding spindle for bevelling the edges of spectacle lenses on a spectacle-lens-edging machine
04/22/1998CN2279239Y Socket grinder
04/15/1998EP0835719A1 Constant force applying method and device
04/14/1998US5738571 Apparatus and method for forming ribs on a belt/belt sleeve
04/14/1998US5738563 For forming chamfers in a substrate edge
04/08/1998CN2277850Y Die head for paper pipe beveling machine
04/01/1998EP0832717A2 Wafer processing
03/1998
03/31/1998US5733353 Glass-plate working apparatus
03/31/1998US5733181 Apparatus for polishing the notch of a wafer
03/17/1998US5727990 Method for mirror-polishing chamfered portion of wafer and mirror-polishing apparatus
03/17/1998US5727988 Apparatus for grinding needle-nose pliers
03/17/1998US5727987 Apparatus for the grinding of at least the peripheral edge of eyeglass lenses and method
03/12/1998WO1998009770A1 Polishing machine for spectacle lenses
03/12/1998DE19636055A1 Edge material removing machining method for semiconductor wafer
03/12/1998CA2268056A1 Polishing machine for spectacle lenses
03/11/1998EP0785839B1 Lateral evening process and device
03/11/1998CN2275919Y Adjustable universal gear grinder for grinding edge and corner
03/10/1998US5725811 IOL tumbling process
03/10/1998US5725419 Apparatus for removing excess material from workpieces
03/04/1998EP0826460A1 Eyeglass lens grinding machine
03/04/1998EP0826459A1 Apparatus and method for chamfering wafer with loose abrasive grains
03/03/1998US5722647 Workpiece holder, particularly adapted for holding eyeglasses lenses
03/03/1998US5722261 Torous ring gemstone and method for making same
02/1998
02/17/1998US5719368 Apparatus for joining billets in continuous rolling mill
02/12/1998WO1998005472A1 Method for the deburring of items, particularly items of metal, and use of the method
02/12/1998DE19632340A1 Contour grinding method for spectacles lens peripheral edge
02/11/1998EP0822878A1 Pipe-cutting and chamfering arrangement
02/11/1998CN2274114Y Spring end-face-grinding machine
02/10/1998US5716256 Lens grinding apparatus for grinding an eyeglass lens from a plurality of directions
02/03/1998US5713784 Apparatus for grinding edges of a glass sheet
01/1998
01/28/1998EP0820837A1 Optical glasses grinding machine
01/27/1998US5711700 Process to edge and polish polycarbonate and CR 39 lenses with diamond wheels
01/21/1998EP0819967A1 Contour reading device for a spectacles rim, sensor for the same, and application to the edging of the lens to be mounted
01/15/1998WO1998001258A1 Method for grinding diamond, process for preparing grinding stone, and grinding device
01/14/1998EP0817701A1 Improved grinding wheel for flat glass beveling
01/14/1998EP0641272B1 Method for machining and forming a transcurrent opening in a fibre-reinforced composite material
01/07/1998EP0816016A1 Surface smoothing system
01/07/1998EP0815968A1 Method of continuous rolling and apparatus therefor
01/07/1998EP0814940A1 Computer vision inspection station
01/07/1998EP0600094B1 Apparatus for working on glass plate and the like
12/1997
12/29/1997EP0813931A1 Method of manufacturing semiconductor wafer
12/24/1997WO1997048526A1 Grinding machine spindle flexibly attached to platform
12/24/1997WO1997048525A1 Workpiece inspection and handling
12/24/1997WO1997048522A1 Improvements in and relating to grinding machines
12/16/1997US5697833 Hand tool having deburring and beveling bit
11/1997
11/27/1997DE19620451A1 Belt grinding device for finishing two areas simultaneously on workpiece
11/13/1997DE19632240A1 Local glass sheet coating removal appts.
11/12/1997EP0805734A1 Improved grinding wheel for ophthalmic lenses, and grinding machine therefor
11/06/1997WO1997040962A1 Automatic machine for milling and chamfering of lenses, advantageously for spectacle lenses
11/04/1997US5683288 Patternless edger apparatus for ophthalmic lens grinders
11/04/1997US5683287 Process and device for deburring and chamfering edges of openings extending through a plate maintaining a bundle of tubes
10/1997
10/29/1997EP0803325A2 Shaped grinding process for the circumferential edge of spectacle lenses and if necessary subsequently bevelling grinding and spectacle lens edge grinding machine
10/28/1997US5681211 Drop-on grinding bit for a grinding apparatus
10/23/1997WO1997038824A1 Method and apparatus for abrading with a profiled soft roller
10/23/1997WO1997038822A1 System for deburring or grinding a workpiece using a robot or manipulator, method of using said system, and use of said system and method
10/22/1997EP0802020A1 Method and apparatus for grinding the rim of a lens
10/22/1997EP0802018A1 Apparatus for grinding an end-face, specially a ring-face, on the edge of a workpiece bore
10/16/1997WO1997037947A1 Thermally tempered flat glass and method of finishing edge portions of the same
10/15/1997EP0491051B1 Numerically controlled grinding machine for glass plate
10/08/1997EP0799110A1 Method and device for polishing gemstones
10/07/1997US5674113 Clip-on sunglasses and system for cutting clip-on sunglasses
10/01/1997EP0798077A1 Lens grinding apparatus having chamfering and other grinding wheels mounted on the same shaft
10/01/1997EP0798076A1 Lens grinding apparatus for grinding an eyeglass lens from a plurality of directions
10/01/1997EP0798075A2 Apparatus for machining, particularly bevelling, the edge of glass plates and machining process using this apparatus
10/01/1997CN2263568Y Centring mechanism for ceramic edge finishing machines
10/01/1997CN2263567Y Steel ring welding seam grinding machine
09/1997
09/30/1997US5672093 Specimen load control mechanism for automatic polishing apparatus
09/17/1997CN2262467Y Mechanical centring edge polishers capable of bidirectional accurate positioning
09/02/1997US5662515 Method and apparatus for abrading with a profiled soft roller
08/1997
08/26/1997US5660578 Method for determining the lens grinding error and contour follower reading error to calibrating a lens trimming machine
08/20/1997EP0789787A1 Device for machining the edge of spectacle lenses
08/20/1997CN2259967Y Multi-function machine for grinding edge
08/19/1997US5658194 Diamond or boron nitride particles in metal matrix
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