LIEBHERR-VERZAHNTECHNIK 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 352
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 1487
 
  
 
B24B MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING 1155
 
  
 
B23Q DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING 1030
 
  
 
B25J MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES 949
 
  
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 859
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 4443
 
  
 
F16H GEARING298
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS297
 
  
 
B08B CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 157

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0022,548 STORAGE AND RETRIEVAL VEHICLE FOR A PALLET STORAGE SYSTEMJul 21, 17Jan 25, 18[B65G]
2017/0259,997 METHOD FOR A FULLY AUTOMATIC AND/OR SEMIAUTOMATIC SETUP OR CALIBRATION OF A PICK AND/OR PLACE POSITIONMar 02, 17Sep 14, 17[B65G]
2017/0080,546 METHOD OF PRODUCING A WORKPIECE HAVING A MODIFIED GEARING GEOMETRYSep 22, 16Mar 23, 17[B24B, G05B, B23F]
2016/0250,701 MACHINING HEAD FOR A GEAR CUTTING MACHINE AND METHOD FOR TOOTHING A WORKPIECE, IN PARTICULAR A WORM SHAFT OR TOOTHED RACKFeb 25, 16Sep 01, 16[B23F]
2015/0352,717 APPARATUS FOR THE AUTOMATED REMOVAL OF WORKPIECES ARRANGED IN A CONTAINERJun 08, 15Dec 10, 15[B25J]
2015/0343,585 CENTRIFUGAL STATION AND COMPRESSED AIR CLEANING ARRANGEMENTMay 19, 15Dec 03, 15[B23Q, B08B, B23F]
2014/0294,530 APPARATUS AND METHOD FOR CHAMFERING A WORKPIECEMar 24, 14Oct 02, 14[B23F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9914596 Conveying deviceFeb 21, 17Mar 13, 18[B65G]
9902066 Apparatus for automated removal of workpieces arranged in a containerAug 16, 13Feb 27, 18[B25J]
9873160 Method and apparatus for the gear manufacturing machining of a workpiece by a diagonal generating methodJan 25, 16Jan 23, 18[G05B, B23F]
9855659 Apparatus for the automated removal of workpieces arranged in a containerJun 08, 15Jan 02, 18[G06F, B25J]
9827676 Robot moduleJun 02, 15Nov 28, 17[G06F, B25J]
9718139 Tool for grinding toothed workpieces having collision contoursJan 23, 14Aug 01, 17[B24B, B23F, B24D]
9616538 Interlinking system for overhead transfer devicesAug 27, 14Apr 11, 17[B23Q, B65G, B25J]
9616578 Handling apparatus of modular design for handling partsMar 28, 14Apr 11, 17[B25J]
9573210 Gear cutting machine, end mill and method of form millingApr 17, 12Feb 21, 17[B23F, B23C]
9533830 Workpiece carrierSep 21, 15Jan 03, 17[B65G]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0341,668 METHOD FOR TOOTH-MACHINING WORKPIECESAbandonedMay 07, 14Nov 20, 14[B23F]
2014/0255,118 Gear Cutting Machine with Double Machining HeadAbandonedMar 06, 14Sep 11, 14[B23F]
2014/0106,950 Method for Changing a Gear Cutting Tool with Double-Sided Bearing in a Gear Cutting Machine and Device ThereforAbandonedOct 14, 13Apr 17, 14[B23Q]
2013/0121,779 METHOD AND DEVICE FOR MACHINING TOOTH EDGESAbandonedNov 01, 12May 16, 13[B23F]
2013/0072,095 INTERNAL GEAR GRINDING MACHINEAbandonedSep 12, 12Mar 21, 13[B23F]
2013/0072,096 INTERNAL GEAR GRINDING MACHINEAbandonedSep 13, 12Mar 21, 13[B23F]
2012/0257,950 PRODUCTION SYSTEMAbandonedApr 10, 12Oct 11, 12[B23Q]
2012/0258,647 GEAR CUTTING MACHINEAbandonedMar 28, 12Oct 11, 12[B24B, B23F]
8186032 Tool arrangement for the production of helical teeth in gear wheelsExpiredSep 06, 06May 29, 12[B23P, B23F]
2011/0288,673 Method for Machining Composite ComponentsAbandonedMay 17, 11Nov 24, 11[G05B]
2010/0304,642 Gear Cutting MachineAbandonedApr 13, 10Dec 02, 10[B24B]
6461089 Interchangeable part for workpiece fixtureExpiredJul 20, 01Oct 08, 02[B23Q, B23B, B23F]
4961289 Machine tool for fine machining the tooth flanks of pretoothed gearwheelsExpiredSep 20, 89Oct 09, 90[B24B]
4850155 Method for machining gearwheelsExpiredFeb 11, 88Jul 25, 89[B24B]
4699266 Transporting apparatus for conveying carriersExpiredMar 04, 85Oct 13, 87[B65G]
4372085 Apparatus for form-grinding the tooth-flanks of a cylindrical gearwheelExpiredDec 14, 79Feb 08, 83[B24B, B23F]
4237852 Dressing tool for the grinding wheel of a gear grinding machineExpiredSep 18, 78Dec 09, 80[B24B]

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