Class B23F : MAKING GEARS OR TOOTHED RACKS
Subclass 5/04: Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made by grinding the tool being a grinding worm
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12179278 | Multilayer grindstone for gear grinding | Jul 17, 20 | Dec 31, 24 | NORITAKE CO., LIMITED; NORITAKE COATED ABRASIVE CO., LTD.; |
| 12145209 | Method for cutting a gear, gear-cutting tool and gear-cutting machine | Oct 15, 21 | Nov 19, 24 | GLEASON CUTTING TOOLS GMBH |
| 11498141 | Grinding machine with control system and method for topological grinding of gear workpieces | Jun 18, 19 | Nov 15, 22 | Klingelnberg GmbH |
| 11278976 | Method for the manufacture of a gear component, and gear grinding machine | Jun 25, 20 | Mar 22, 22 | ZF FRIEDRICHSHAFEN AG |
| 11253937 | Method and apparatus for hard finishing modified gears | Dec 11, 18 | Feb 22, 22 | Liebherr-Verzahntechnik GmbH |
| 10800001 | Method for dressing of a grinding worm by means of a dressing roll and dressing roll | Nov 21, 17 | Oct 13, 20 | KAPP WERKZEUGMASCHINEN GMBH; NILES Werkzeugmaschinen GmbH Berlin; |
| 10800002 | Method for dressing of a grinding worm by means of a dressing roll and dressing roll | Nov 21, 17 | Oct 13, 20 | KAPP WERKZEUGMASCHINEN GMBH; NILES Werkzeugmaschinen GmbH Berlin; |
| 10773356 | Method of producing a workpiece having a modified gearing geometry | Sep 22, 16 | Sep 15, 20 | Liebherr-Verzahntechnik GmbH |
| 10610941 | Dressing device and gear grinding device | Jul 19, 13 | Apr 07, 20 | Daicel Corporation |
| 10569349 | Process for gear manufacturing machining | Apr 27, 17 | Feb 25, 20 | Liebherr-Verzahntechnik GmbH |
| 10449656 | Continuous-generation gear-wheel grinding method | May 28, 14 | Oct 22, 19 | TOYOTA MOTOR HOKKAIDO INC.; NORITAKE CO., LIMITED; YUSHIRO CHEMICAL INDUSTRY CO., LTD.; |
| 10427273 | Method for the dressing of a multi-thread grinding worm by means of a dressing roll | May 30, 17 | Oct 01, 19 | KAPP WERKZEUGMASCHINEN GMBH; NILES Werkzeugmaschinen GmbH Berlin; |
| 10335876 | Grinding machine with pivotable tool spindle | May 18, 17 | Jul 02, 19 | Klingelnberg AG |
| 10307843 | Internal gear grinding method | May 26, 14 | Jun 04, 19 | MITSUBISHI HEAVY INDUSTRIES MACHINE TOOL CO., LTD. |
| 10293423 | Method and apparatus for the gear manufacturing machining of a workpiece by a diagonal generating method | Jan 25, 16 | May 21, 19 | Liebherr-Verzahntechnik GmbH |
| 10286469 | Method for the manufacture of a workpiece having a corrected gear tooth geometry and/or a modified surface structure | Jan 25, 16 | May 14, 19 | Liebherr-Verzahntechnik GmbH |
| 10183350 | Machining head having a balancing device | Sep 16, 16 | Jan 22, 19 | Liebherr-Verzahntechnik GmbH |
| 10173278 | Method and apparatus for hard finishing modified gears | Apr 10, 13 | Jan 08, 19 | Liebherr-Verzahntechnik GmbH |
| 10112246 | Method for finishing hardened gears | Jun 18, 15 | Oct 30, 18 | SAMP S.p.A. con Unico Socio |
| 9969019 | Method for the gear manufacturing machining of a workpiece by a diagonal generating method | Jan 25, 16 | May 15, 18 | Liebherr-Verzahnechnik GmbH |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0383,086 | DEVICE FOR GEAR CUTTING, TOOL HEAD AND GEAR CUTTING MACHINE | Sep 02, 22 | Nov 21, 24 | Reishauer AG |
| 2024/0375,244 | GRINDING WORM, METHOD FOR PRODUCING A GRINDING WORM AND USE OF A GRINDING WORM | May 07, 24 | Nov 14, 24 | Not available |
| 2024/0316,665 | METHOD FOR GRINDING TOOTH FLANK OF GEAR WORKPIECE, AND GEAR GRINDING MACHINE | Feb 16, 23 | Sep 26, 24 | NAGASE INTEGREX CO., LTD. |
| 2024/0139,842 | METHOD FOR GRINDING A WORKPIECE WITH A TOOTHING OR A PROFILE | Mar 19, 22 | May 02, 24 | Not available |
| 2023/0046,784 | METHOD FOR WORKING A WORKPIECE WITH TWO TOOTHINGS, POSITIONING DEVICE FOR DETERMINING A REFERENCE ROTATIONAL ANGLE POSITION OF THE WORKPIECE AND POWER TOOL WITH SUCH A POSITIONING DEVICE | Jul 21, 20 | Feb 16, 23 | Reishauer AG |
| 2022/0134,458 | GEAR PROCESSING APPARATUS AND METHOD | Oct 28, 21 | May 05, 22 | Not available |
| 2022/0126,384 | METHOD FOR GRINDING OR POLISHING A GEARWHEEL OR A WORKPIECE WITH A GEARWHEEL-LIKE PROFILE IN A GRINDING OR POLISHING MACHINE | Feb 22, 20 | Apr 28, 22 | Not available |
| 2017/0144,238 | GEAR TEETH PHASE CALCULATION DEVICE, GEAR TEETH PHASE CALCULATION METHOD, AND GEAR MACHINING APPARATUS | Mar 16, 15 | May 25, 17 | MITSUBISHI HEAVY INDUSTRIES MACHINE TOOL CO., LTD. |
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