Patents for B24B 11 - Machines or devices designed for grinding spherical surfaces or parts of spherical surfaces on work; Accessories therefor (784) |
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05/17/2011 | CA2473554C Manufacturing a component with a near spherical surface |
05/05/2011 | DE112008003885T5 Bowlingkugel-Oberflächenbehandlungsvorrichtung Bowling ball surface treatment apparatus |
05/04/2011 | CN201815934U Upper and lower grinding and polishing disc matching structure of glass bead grinding and polishing machine |
04/20/2011 | CN101559572B Method and device for automatic alignment and on-line real-time detection in grinding of ball valve |
04/13/2011 | CN201792266U Fixture for grinding spherical gasket |
04/07/2011 | WO2011040296A1 Method for grinding green ball, method for manufacturing ceramic ball, and grinding device |
04/06/2011 | CN201783864U Nailing and sanding machine for olive-bead-shaped jewelry |
04/06/2011 | CN101708585B Crystal ball face milling machine |
03/23/2011 | EP2298496A1 Device for manufacturing bowls and spheres from stone, particularly marble |
03/16/2011 | CN201760813U Nano grinding plate for machining bearing steel balls |
03/09/2011 | CN201755783U High-precision plastic ball and grinder for plastic cement ball |
02/16/2011 | CN201744913U Grinding disc rotating control mechanism for ball valve turning and grinding machine |
02/16/2011 | CN201744912U Ball clamping device for ball valve turning and grinding machine |
02/16/2011 | CN101972963A Method for precisely grinding large-scale special type curved surface and grinding equipment thereof |
02/16/2011 | CN101972962A Method for processing ceramic shaft sleeves |
02/02/2011 | CN201728581U Wafer lapper with high lapping precision |
02/02/2011 | CN201728556U Four-axis numerical control high-precision spherical centerless grinding device |
01/20/2011 | WO2010117230A3 Apparatus for treating surface of game balls |
01/12/2011 | CN201702646U Closed-loop bracelet nail sanding machine |
01/12/2011 | CN201702645U Bracelet pricking machine |
01/12/2011 | CN201702644U Bead-shaped jewelry hammer |
01/12/2011 | CN201702643U Bead string hammer |
01/12/2011 | CN201702642U Golden pipe pricker |
01/12/2011 | CN201702641U Rare earth ceramic capable of replacing hard alloy to eliminate burning of roller fulcrums |
12/29/2010 | CN101927456A Main shaft grinding disc device of face grinding machine and spheric grinding machine |
12/22/2010 | CN201677224U Novel special machine tool for horizontal grinding ball |
12/15/2010 | CN101913111A Nano grinding plate for processing bearing ball |
12/08/2010 | CN201664870U Numerical control multifunctional grinding machine |
11/24/2010 | CN201645287U Loading device for precisely finishing balls |
11/17/2010 | CN201632910U Inlet tooling equipment for steel ball grinding |
11/17/2010 | CN201632909U Hard-seal ball valve body grinding device |
11/10/2010 | CN101879701A Rare-earth ceramic for replacing hard alloy to eliminate roller pivot burn |
11/10/2010 | CN101391391B Clamp for grinding spherical pad |
11/03/2010 | CN201619015U Superhard ball grinding device |
10/20/2010 | CN101543971B Steel ball hard grinding machine |
10/14/2010 | WO2010117230A2 Apparatus for treating surface of game balls |
10/13/2010 | CN101856800A Electrolytic in-process dressing device of concave spherical surface of spherical coupling |
10/13/2010 | CN101474768B Real-time detection device in numerical control accurate grinding processing of high-hardness revolving spherical surface |
10/06/2010 | CN201596952U 磨削球面垫片的夹具 Jig grinding spherical washer |
10/06/2010 | CN101850534A Numerical control multifunctional grinding machine |
09/15/2010 | CN101829939A Bead string nailing and sanding machine |
09/01/2010 | CN201565833U Double eccentric semi-ball valve clack spherical surface grinding machine |
09/01/2010 | CN201565832U Automatic landing gear for grinding disk and polishing disk of bead grinding machine |
08/25/2010 | CN201559109U Conical roller spherical datum surface grinding machine fixture |
08/18/2010 | CN201552482U Grinding tool for grinding ball with grooves on ball surface |
08/18/2010 | CN101804592A Automatic ball unloading device for 3M7780 grinder |
08/11/2010 | CN201544094U Device for polishing and locating curved surface of castings |
07/21/2010 | CN201529930U Crystal ball face-milling machine |
07/21/2010 | CN201529929U Rotating shaft locking device |
07/21/2010 | CN201529928U Crystal grinding and polishing machine convenient to realize full-automatic control and control device |
07/14/2010 | CN201524946U Fine lapping device of ball reamer |
07/01/2010 | DE102009009254A1 Verfahren zur Herstellung der Wälzkörper einer Kugelrollenlagers Process for the preparation of the rolling elements of a ball roller bearing |
06/30/2010 | CN101758434A Loading device for sphere precise grinding |
06/24/2010 | WO2010069817A1 Method for producing the rolling elements of a ball roller bearing |
06/23/2010 | CN101249624B Curved face type sliding tackle plate |
06/16/2010 | CN101733685A Processing technique for ceramic balls |
06/09/2010 | CN101722455A Valve clack sphere grinding machine of double eccentric semi-ball valve |
05/26/2010 | CN201483335U Grinding machine for valve base of oil-well pump |
05/26/2010 | CN201483333U Main shaft water-proofing and dust-proofing refueling device of double-plate crystal flour mill |
05/26/2010 | CN201483332U Precious metal ornament sanding device |
05/25/2010 | US7722440 Method and device for grinding ceramic spheres |
05/19/2010 | CN201471255U Valve ball milling machine of oil-well pump |
05/19/2010 | CN101708585A Crystal ball face milling machine |
05/12/2010 | CN201455764U Inner plate and outer plate dual-rotating eccentric ball grinding machine |
05/12/2010 | CN201455763U High-efficiency grinding device for dual autorotation grinding discs of high-precision ball |
05/12/2010 | CN101704208A Efficient grinding/polishing process of high-precision ceramic balls |
05/05/2010 | CN201446474U Numerical control ball grinder |
04/14/2010 | CN201437215U 研磨机 Grinder |
04/08/2010 | WO2010038646A1 Apparatus for polishing spherical body, method for polishing spherical body and method for manufacturing spherical member |
04/07/2010 | CN101439489B Centering indicator for numerical control accurate grinding of high-hardness revolving spherical surface |
03/31/2010 | CN201432238Y Clamp mechanism used for crystal facet polishing grinder |
03/03/2010 | CN101659023A Rotary spherical fixed pressure grinding control device |
02/10/2010 | CN101642888A Grinding method and grinder of spherical surface of columnar workpiece |
02/04/2010 | DE102008036121A1 Arrangement for metal-cutting machining of spherical segment of device, particularly cylindrical body, at work piece, has tool and device with two clamping devices, where tool has working area which is formed in concave manner |
01/27/2010 | CN201389786Y Bearing rolling body grinding plate |
01/13/2010 | EP2143529A2 Tool and accompanying method for simultaneous production of two function areas on a workpiece |
01/07/2010 | US20100003903 Device for processing the surface of spherical shells |
01/06/2010 | CN201376218Y Clamp for grinding gear with spherical end surface |
12/30/2009 | EP2138270A1 Device for surface working of ball coverings for a workpiece with a calotte |
12/30/2009 | CN201371402Y Transmission device for main shaft of horizontal steel ball lapping machine |
12/16/2009 | CN101602181A Process and grinding plate for processing low-noise precise steel ball |
12/16/2009 | CN100569891C Mixed metal abrasives for cleaning cast and production technology |
12/15/2009 | US7632170 CMP apparatuses with polishing assemblies that provide for the passive removal of slurry |
12/09/2009 | CN201357501Y Polymer concrete layer grinding machine |
12/09/2009 | CN201357355Y Polishing machine for glass lamp |
12/03/2009 | WO2009145369A1 Bowling ball surface treatment apparatus |
11/18/2009 | CN101579840A High-precise ball highly-efficient grinding and polishing processing method |
10/28/2009 | CN201333652Y Anti-collision cushion structure of crystal ball grinding machine |
10/21/2009 | CN201329530Y External edge burr removing tool of small diameter hemispheroid part |
10/14/2009 | CN101554707A Automatic sand nailing device |
09/30/2009 | CN201316946Y Separator plate calibrating device for taper roller spherical fiducial surface grinding |
09/30/2009 | CN101543971A Steel ball hard grinding machine |
09/09/2009 | CN101524824A Efficient grinding device of double autorotation grinding disc of high precision ball |
08/19/2009 | CN201291406Y Iron shot machine tool primary shaft transmission device |
07/22/2009 | CN201275717Y Automatic loading/unloading apparatus of sphere roller grinding machine |
07/08/2009 | CN201267950Y Clamper for grinding spherical pad |
07/08/2009 | CN101474768A Real-time detection device in numerical control accurate grinding processing of high-hardness revolving spherical surface |
06/10/2009 | CN101450456A Glass light-fixture polishing device |
06/10/2009 | CN101450455A Polishing technique of crystal glass ball light-fixture |
06/09/2009 | US7544114 Abrasive articles with novel structures and methods for grinding |