GLEASON-PFAUTER MASCHINENFABRIK GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B23F MAKING GEARS OR TOOTHED RACKS 196
 
  
 
B23Q DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING 634
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 254
 
  
 
B24B MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING 264
 
  
 
B21H MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS 17
 
  
 
B21K MAKING FORGED OR PRESSED PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS, WHEELS 122
 
  
 
B23B TURNING; BORING 151
 
  
 
B23C MILLING 132
 
  
 
B23D PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR 128
 
  
 
F16C SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OF CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS 169

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0252,842 METHOD FOR MACHINING A TOOTHING, A MACHINING TOOL, AND A MACHINE TOOLAug 03, 15Sep 07, 17[B23B, B23F, B23D]
2016/0167,146 GEAR CUTTING MACHINE AND METHOD FOR MACHINING GEAR TEETHJul 29, 14Jun 16, 16[B23F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9914180 Method for producing and/or processing a gear and gear cutting machineMay 20, 14Mar 13, 18[B23F]
9878383 Method for machining tooth edges and machining station designed for this purposeJul 15, 14Jan 30, 18[B23F]
9862043 Gear cutting machine and method for machining gear teethJul 29, 14Jan 09, 18[B23F]
9700981 Method of cutting or machining internal gear teeth, motion-changing device, and machine toolJan 27, 14Jul 11, 17[B23Q, B23F]
9573234 Coolant delivery system and skiving machine equipped with the systemJun 18, 14Feb 21, 17[B23Q, B23F, B23C]
9575483 Profile gauge, measuring device equipped with the profile gauge, and measurement methodMar 17, 14Feb 21, 17[B23Q, G05B, G01B, B23F]
9517517 Method for grinding toothed workpieces and apparatus designed thereforNov 15, 12Dec 13, 16[B23F]
9415454 Method for machining a workpiece and machine tool designed thereforJan 19, 12Aug 16, 16[B23F]
9234543 Guide arrangement and machine tool comprising such a guide arrangementAug 22, 11Jan 12, 16[B23Q, F16C]
9144854 Method of generating gear teeth, and a gear-cutting machine that is operable according to said methodMay 30, 13Sep 29, 15[B23F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8323073 Method for discontinuous profile grindingExpiredAug 22, 08Dec 04, 12[B24B]
2007/0157,774 Tool head as seat and drive for a tool and tool for use in the tool headAbandonedDec 19, 06Jul 12, 07[B23B]
2004/0005,843 Method for dressing or profiling of an essentially cylindrical grinding wormAbandonedMay 01, 03Jan 08, 04[B24B]
2003/0002,943 Method and device for detecting contact between a tool and a workpiece clamped on a processing machineAbandonedMay 15, 02Jan 02, 03[B23F]
6011374 Method and apparatus for positioning and/or speed control of machine tool axesExpiredMar 03, 98Jan 04, 00[G05B]
5890950 Method for shaving or shave grinding cylindrical gear wheels, especially flank-line modified gear wheels, and for profiling the tools required for shave grinding cylindrical gear wheelsExpiredNov 21, 97Apr 06, 99[B24B]
5813806 Hobbing machineExpiredMay 10, 96Sep 29, 98[B23F]
4954027 Process for the discontinuous profile grinding or profile milling of gear wheelsExpiredMay 12, 89Sep 04, 90[B24B, B23F]
4902175 Method and apparatus for determining the angular position of a workpiece and positioning the sameExpiredNov 28, 86Feb 20, 90[B23Q]
4865497 Method for machining the flanks of gears by skiving and apparatus for implementing such methodExpiredSep 17, 86Sep 12, 89[B23F]
4708544 Machine tool controllerExpiredMay 29, 86Nov 24, 87[B23F]
4657447 Method for determining the angular position of a workpiece and positioning the sameExpiredSep 12, 84Apr 14, 87[B23F]
4286479 Drive system for a workpiece table of a machine toolExpiredJun 12, 78Sep 01, 81[F16H]

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