ClassID:

44837

B24B47/22 - CPC Classification

Classification description:

Drives or gearings; Equipment therefor Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation

Sub-classes:
Recent Application in this class:
#1
20260061555
2026-03-05

CHIP GRINDING DEVICE AND GRINDING METHOD

#2
20260008153
2026-01-08

GRINDING PROCESSING APPARATUS

#3
20250262517
2025-08-21

DEVICE AND METHODS FOR MEASURING AND ANALYZING GEOMETRY IN ICE SKATE BLADES

#4
20240399534
2024-12-05

PROCESSING MACHINE AND METHOD FOR MANUFACTURING OBJECT TO BE PROCESSED

#5
20240009792
2024-01-11

GRINDING METHOD FOR SLICE WAFER

#6
20230131792
2023-04-27

System and method for improving roll roundness

#7
20220262641
2022-08-18

Grinding apparatus

#8
20220212313
2022-07-07

END FACE POLISHING DEVICE FOR OPTICAL FIBER FERRULE

#9
20220193854
2022-06-23

Arm Unit for a Lawn Mower Blade Sharpening and Task Robot

#10
20220152779
2022-05-19

SERVO DRIVEN COMPLIANT MECHANISM

#11
20210402547
2021-12-30

Polishing carrier head with piezoelectric pressure control

#12
20210402546
2021-12-30

Polishing carrier head with piezoelectric pressure control

#13
20210283745
2021-09-16

Workpiece processing device and method

#14
20210245324
2021-08-12

Workpiece processing device and method

#15
20210114167
2021-04-22

Grinding and/or Eroding Machine, and Method for Measuring and/or Referencing the Machine

#16
20210011452
2021-01-14

Automotive wheel CNC (Computed Numerical Control) Lathe

#17
20200316746
2020-10-08

Remote surface treatment systems and methods

#18
20200246898
2020-08-06

APPARATUS AND METHOD FOR AUTOMATION OF WELD SEAMS MACHINING

#19
20200147744
2020-05-14

Wheel conformal burr brushing device

#20
20200023489
2020-01-23

Polishing-pad laminated structure, polishing-pad positioning instrument, and method of attaching a polishing pad to a polishing table

#21
20190329377
2019-10-31

MULTI-AXIS POLISHING APPARATUS

#22
20190314952
2019-10-17

Full-automatic Polishing Machine

#23
20190224808
2019-07-25

Polishing apparatus

#24
20190111535
2019-04-18

Grinding stroke control device for a valve stem grinding apparatus

#25
20190022822
2019-01-24

Wheel blank positioning end face correction device

#26
20180304431
2018-10-25

Systems for and methods of surfacing a composite lens blank with functional layer

#27
20180290256
2018-10-11

GLASS-PLATE WORKING APPARATUS

#28
20180222785
2018-08-09

Glass-plate working apparatus

#29
20170337947
2017-11-23

Friction adjustment mechanisms for optimizing friction between a pad and a disc in an optical disc restoration device

#30
20170304981
2017-10-26

Abrasive machining apparatus for processing edges of glass articles

#31
20160250735
2016-09-01

Polishing apparatus

#32
20150277422
2015-10-01

Method for machining a surface of an optical lens

#33
20150255117
2015-09-10

Methods for optimizing friction between a pad and a disc in an optical disc restoration device

#34
20150038061
2015-02-05

Device for fine machining of optically effective surfaces on in particular spectacle lenses and flexible production cell comprising such a device

#35
20150004886
2015-01-01

Polishing apparatus, polishing pad positioning method, and polishing pad

#36
20140357164
2014-12-04

Polishing apparatus

#37
20140315472
2014-10-23

Method and device for blocking eyeglass lenses

#38
20140302754
2014-10-09

Polishing apparatus

#39
20140017981
2014-01-16

Polishing head with alignment gear

#40
20120149282
2012-06-14

Apparatus and method for processing piston

#41
20120083186
2012-04-05

Eyeglass lens processing apparatus

#42
20120071065
2012-03-22

Polishing apparatus

#43
20110010954
2011-01-20

Grinding angle bubble level jig

#44
20100330880
2010-12-30

Machine tools and methods of operation thereof

#45
20100279588
2010-11-04

Corner bevelling assembly for bevelling corners of glass sheets

#46
20100203805
2010-08-12

Grinding center and method for simultaneous grinding of a plurality of bearings and end-side surfaces of crankshafts

#47
20090291619
2009-11-26

Grindstone contact sensing method and its device, and honing method and honing machine

#48
20090191797
2009-07-30

Polishing apparatus

#49
20090157217
2009-06-18

Method and device for measuring the geometry of a cutting edge to be chamfered

#50
20090112355
2009-04-30

Device and Method for Dressing Cutting Tools

#51
20090081930
2009-03-26

Automatic machine for grinding the perimetric edge of glass sheets

#52
20090042483
2009-02-12

Working system, method for detecting contact, and acoustic emission contact detection device

#53
20080108280
2008-05-08

Initial position setting method of grinding wheel in vertical double disc surface grinding machine

#54
20080070479
2008-03-20

Polishing apparatus

#55
20070097525
2007-05-03

Method for trimming a spectacle lens

#56
20070087663
2007-04-19

Polishing apparatus

#57
20070075474
2007-04-05

Automatic machine for arrissing and grinding the edges of glass sheets

#58
20060260447
2006-11-23

Machine for machining optical workpieces, in particular plastic spectacle lenses

#59
20060194513
2006-08-31

Workpiece headstock

#60
20060148382
2006-07-06

Polishing apparatus

#61
20060129267
2006-06-15

Method for measuring with a machining machine-tool, tool adapted therefor and software product managing same

#62
20060121830
2006-06-08

Grinding method of crank pin and grinding machine

#63
20060121828
2006-06-08

Method and apparatus for pivot point determination and machine tool adjustment

#64
20060073764
2006-04-06

Device and method for machine control

#65
20060040586
2006-02-23

Method and apparatus for polishing a semiconductor device

#66
20050193819
2005-09-08

Precision sensor assembly for rotating members in a machine tool

#67
20050191943
2005-09-01

Device for grinding of clothing in a textile machine

#68
20050124268
2005-06-09

Device for grinding of clothing in a textile machine

#69
20050091863
2005-05-05

Calibration wafer and kit