Patents-Review.com
ClassID:

42402 ⎘

B23F21/026 - CPC Classification

Classification description:

Tools specially adapted for use in machines for manufacturing gear teeth; Grinding discs; Grinding worms Grinding worms

Recent Application in this class:
#1
20250281987
2025-09-11

METHOD AND SYSTEM FOR GRINDING WORKPIECE

 #2
20240418604
2024-12-19

ROLLING TEST-CONTROLLED DRESSING

 #3
20240375244
2024-11-14

GRINDING WORM, METHOD FOR PRODUCING A GRINDING WORM AND USE OF A GRINDING WORM

 #4
20230398620
2023-12-14

METHOD FOR DRESSING A MULTI-FLIGHT WORM GRINDING WHEEL FOR GRINDING TEETH OR SIMILAR PROFILES

 #5
20230390842
2023-12-07

Method for cutting a gear, gear-cutting tool and gear-cutting machine

 #6
20220347774
2022-11-03

Multilayer grindstone for gear grinding

 #7
20220331892
2022-10-20

MULTILAYER GRINDSTONE FOR GEAR GRINDING

 #8
20220274194
2022-09-01

Method for Producing Tooth Flank Modifications on Toothing of Workpieces and Tools for Performing Said Method

 #9
20220258261
2022-08-18

Method for grinding a gear wheel by means of a worm grinding wheel, and a dressing roll for dressing the worm grinding wheel

 #10
20220134458
2022-05-05

GEAR PROCESSING APPARATUS AND METHOD

 #11
20190314913
2019-10-17

Method and grinding machine for grinding a gear wheel workpiece

 #12
20190111505
2019-04-18

Method and apparatus for hard finishing modified gears

 #13
20190076945
2019-03-14

Method for producing a removal of material on a tooth end edge and device designed therefor

 #14
20190047064
2019-02-14

Cutters For ROV Propeller Gear Modification

 #15
20190015951
2019-01-17

Electroplated tool, screw-shaped grindstone for grinding gear, method for manufacturing electroplated tool, and method for manufacturing screw-shaped grindstone for grinding gear

 #16
20180161896
2018-06-14

Process for gear manufacturing machining

 #17
20170341205
2017-11-30

Method for the dressing of a multi-thread grinding worm by means of a dressing roll

 #18
20170312838
2017-11-02

Method for hard fine machining of the toothing of a gear or of a gear-like profile of a workpiece

 #19
20170197263
2017-07-13

SCREW-SHAPED GRINDSTONE FOR GRINDING GEARS AND METHOD FOR GRINDING GEARS

 #20
20160214194
2016-07-28

Method and apparatus for the gear manufacturing machining of a workpiece by a diagonal generating method

 #21
20160214193
2016-07-28

Method and apparatus for the gear manufacturing machining of a workpiece by a diagonal generating method

 #22
20160059332
2016-03-03

Gear grinding unit

 #23
20150336191
2015-11-26

METHOD FOR USING A VARIABLE-TOOTH-THICKNESS WORM-TYPE TOOL TO FABRICATE GEARS WITH LONGITUDINAL CROWNING

 #24
20150165589
2015-06-18

METHOD OF MAKING BARREL-SHAPED WORM-LIKE TOOL

 #25
20150011142
2015-01-08

Double-side dresser

 #26
20140206269
2014-07-24

Tool for grinding toothed workpieces having collision contours

 #27
20140141699
2014-05-22

SCREW-SHAPED GRINDSTONE FOR GRINDING GEARS AND METHOD FOR GRINDING GEARS

 #28
20130280990
2013-10-24

Method and apparatus for hard finishing modified gears

 #29
20130090043
2013-04-11

Method for dressing of a multiple thread grinding worm and for grinding and grinding worm

 #30
20130089386
2013-04-11

Variable-Tooth-Thickness Worm-Type Tool and Method For Using The Same To Fabricate Gears

 #31
20120252317
2012-10-04

Method of making barrel-shaped worm-like tool

 #32
20110269383
2011-11-03

Barrel-shaped threaded tool for machining internal gear

 #33
20100210198
2010-08-19

Barrel worm-shaped tool

 #34
20070275638
2007-11-29

Method of maintaining a constant grinding process

 #35
20060196295
2006-09-07

Manufacturing method for worm wheel, and worm gear reducer

 #36
20050239385
2005-10-27

Grinding worm, profiling gear and process for the profiling of the grinding worm