| 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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| 11/20/2001 | US6317955 Method of producing a resinous dome forming mold |
| 10/24/2001 | CN2455436Y Horizontal steel ball finishing machine |
| 10/10/2001 | CN1072544C Lapping machine |
| 09/27/2001 | US20010024934 Method of grinding an axially asymmetric aspherical mirror |
| 09/26/2001 | CN1071620C Oblique-shaft combined spherical grinding and polishing tool |
| 09/05/2001 | CN1311079A Method for grinding non-axial-symmetry and non-ball-surface mirror |
| 06/20/2001 | CN2435186Y Positioning device for spherical grinder feeding mechanism |
| 06/12/2001 | US6244943 Surface-processing apparatus |
| 05/17/2001 | WO2001034343A1 Bowling ball resurfacing device |
| 05/08/2001 | US6227952 Apparatus for creating a concave surface from a spectacle blank |
| 05/01/2001 | US6223635 Method of forming annular grooves in a ball polishing apparatus |
| 04/11/2001 | CN1064291C Trace forming process and equipment for spherical parts |
| 03/13/2001 | US6200413 Quadri-point precision sphere polisher |
| 02/28/2001 | EP1078714A2 Method and apparatus for grinding curved surfaces |
| 02/22/2001 | WO2001012359A1 Nitinol ball bearing element and process for making |
| 02/22/2001 | CA2381785A1 Nitinol ball bearing element and process for making |
| 02/13/2001 | US6186875 Bowling ball surfacing machine |
| 01/25/2001 | DE10023034A1 Conveyor for spherical body e.g. ball-shaped semiconductor, includes carrier to transport spherical body into spherical body storage, and sending unit to discharge spherical body from storage |
| 01/16/2001 | US6173494 Method of making a valve seat |
| 01/09/2001 | US6171179 Ball grinding machine |
| 12/26/2000 | US6165049 Golf ball deburring method |
| 11/23/2000 | DE19921785A1 Verfahren zum Schleifen von konvexen Laufflächen und Außendurchmessern an wellenförmigen Werkstücken in einer Aufspannung sowie Schleifmaschine zur Durchführung Method for grinding convex running surfaces and outer diameters of shaft-like workpieces in one setting and grinding machine for performing |
| 11/16/2000 | WO2000067947A1 Method for grinding convex running surfaces and outside diameters on undulated workpieces in a clamping, and a grinding machine for carrying out the method |
| 11/02/2000 | DE10020347A1 Grinding apparatus for shaping spherical objects e.g. of semiconductor material conveys objects in holes on endless belt past grinding belt |
| 10/24/2000 | US6135867 Apparatus and method for glass ball lens polishing |
| 10/10/2000 | US6129611 Golf ball buffing apparatus and method |
| 10/03/2000 | US6126695 Artificial joint, particularly an artificial hip joint |
| 10/03/2000 | US6126522 Method for manufacturing golf ball |
| 08/29/2000 | US6110023 Sphere grinding apparatus |
| 08/08/2000 | US6098958 Valve assembly, especially for a fuel-injection valve and method of making same |
| 07/26/2000 | CN2389049Y Computer controlled circular arc rock cutting/grinding machine |
| 06/21/2000 | EP1009587A1 Tool quill and method for finishing fuel injector needle tips |
| 06/06/2000 | US6071179 Apparatus and method for grinding and polishing spherical bodies |
| 04/19/2000 | EP0994394A2 Method for manufacturing mirror surface tube for photosensitive drum of copying machine or the like |
| 04/14/2000 | CA2285170A1 Method for manufacturing mirror surface tube for photosensitive drum of copying machine or the like |
| 11/10/1999 | EP0955128A2 Sealing arrangement, especially for injectors of an internal combustion engine and method for manufacturing such a sealing seat |
| 11/10/1999 | CN1234326A Mould for forming bow products of resin and producing method therefor |
| 10/13/1999 | EP0949050A2 Mold for forming resinous domed article and method of producing same |
| 09/28/1999 | US5957753 Magnetic float polishing of magnetic materials |
| 09/23/1999 | WO1999047304A1 Large batch magnetic float polishing equipment |
| 09/15/1999 | CN2338132Y Mechanical clamp apparatus |
| 08/19/1999 | WO1999033610A8 Magnetic float polishing of magnetic materials |
| 08/17/1999 | US5938381 Method and tool for creating a concave surface from a spectacle blank |
| 08/03/1999 | US5931718 Magnetic float polishing processes and materials therefor |
| 07/13/1999 | US5921851 Sphere polisher |
| 07/08/1999 | WO1999033610A1 Magnetic float polishing of magnetic materials |
| 06/22/1999 | US5913717 Sphere polishing machine |
| 06/10/1999 | WO1999007514A3 Method and apparatus for shaping crystalline spheres and process for sintering |
| 05/25/1999 | US5906535 Ball polishing method and apparatus, and annular groove forming method |
| 05/18/1999 | US5905936 Applying tungsten oxide particles to surface of spheres before sintering to separate; grinding to make uniform |
| 04/22/1999 | WO1999019115A1 Method and means for grinding balls of ceramics or other hard materials to spherical shape |
| 04/08/1999 | WO1999016577A2 Magnetic float polishing processes and materials therefor |
| 04/07/1999 | CN2312788Y Multi-working-position conic grinder |
| 04/01/1999 | DE19816252A1 Method of manufacturing spherical bodies from ceramic material |
| 03/17/1999 | CN1042506C Apparatus and method for grinding spherical surface |
| 02/18/1999 | WO1999007514A2 Method and apparatus for shaping crystalline spheres and process for sintering |
| 01/27/1999 | EP0892627A1 Artificial joint, particularly an artificial hip joint |
| 01/13/1999 | CN1204953A Artificial joint, particularly artificial hip joint |
| 10/01/1998 | WO1998042479A1 Deformable polishing tool |
| 09/30/1998 | CN1194196A Oblique-shaft combined spherical grinding and polishing tool |
| 09/22/1998 | US5810647 For finishing a workpiece |
| 08/19/1998 | CN2288043Y Ball exit device for vertical steel ball grinding machine |
| 06/04/1998 | WO1998023409A1 Tool quill and method for finishing fuel injector needle tips |
| 04/29/1998 | CN2279981Y Small quantity liquid type abrading machine for bearing steel balls |
| 04/14/1998 | US5738576 Lapping tape with abrasive liquid for forming a convex tip on a workpiece |
| 03/17/1998 | US5727989 Method and apparatus for providing a workpiece with a convex tip |
| 02/25/1998 | CN1174110A Trace forming process and equipment for spherical parts |
| 02/24/1998 | US5720652 Device for microfinishing both sides of a workpiece |
| 11/26/1997 | CN2268598Y Wear resistant composite lining of ball mill |
| 11/04/1997 | US5683290 Apparatus for forming a convex tip on a workpiece |
| 10/23/1997 | WO1997038650A1 Artificial joint, particularly an artificial hip joint |
| 08/19/1997 | US5658188 Method for grinding golf ball surface and golf ball |
| 05/14/1997 | CN1149849A Lapping machine |
| 04/23/1997 | CN2252679Y Spherical wrapping machinery pot grinding appts. |
| 04/23/1997 | CN2252678Y Vertical multi-stage multi-circular taper centrifugal ball mill |
| 03/25/1997 | US5613896 Automatic bowling ball resurfacing machine |
| 03/18/1997 | US5611723 Apparatus for modifying attitude of golf ball having burrs formed thereon and deburring machine employing the same |
| 02/19/1997 | EP0758571A1 Process and tool for manufacturing a concave outer surface on a spectacle lens blank |
| 02/12/1997 | CN2247071Y Ball grinder |
| 02/11/1997 | US5601482 Rod-shaped workpiece grinder |
| 10/24/1996 | WO1996033047A1 Lapping machine |
| 10/16/1996 | EP0737545A2 Apparatus for superfinishing both sides of a workpiece |
| 06/13/1996 | WO1996017712A1 Continuous sphere processing apparatus |
| 05/28/1996 | US5520573 Spherical member polishing apparatus |
| 03/27/1996 | CN2223161Y Large diameter spherical processing machine tool |
| 01/16/1996 | US5484329 Bowling ball surface finishing tool assembly |
| 11/30/1995 | DE19518708A1 Grinding system e.g. for optical fibre connector |
| 09/28/1995 | DE4402032A1 Ferromagnetic grinding belt fixed by magnetic shoe to conform with work piece |
| 09/28/1995 | DE4401548A1 Machining tool for profiling bearings esp. roller or grooved ball bearings |
| 08/03/1995 | WO1995020465A1 Surface grinding |
| 04/27/1995 | DE4336441A1 Lapping machine for spheres (balls) |
| 12/14/1994 | CN2185178Y Grinding disc for processing balls |
| 12/06/1994 | CA1333334C Button bit grinding system |
| 10/11/1994 | US5353550 Steel ball polishing apparatus |
| 08/31/1994 | CN1091348A Apparatus and method for grinding spherical surface |
| 06/14/1994 | US5319891 Method of and tool for fine-machining a part-spherical workpiece |
| 05/31/1994 | US5315791 Steel ball machining apparatus capable of eliminating foreign matter |
| 05/24/1994 | CA1329705C Device for grinding curved surfaces on objects |
| 04/12/1994 | US5301470 Ball lapping machine |
| 09/28/1993 | CA1322457C Grinder for optical connector ferrule and method for grinding the ferrule |