Patents-Review.com
ClassID:

40692 ⎘

B23B41/04 - CPC Classification

Classification description:

Boring or drilling machines or devices specially adapted for particular work ; Accessories specially adapted therefor for boring polygonal or other non-circular holes

Recent Application in this class:
#1
20210402491
2021-12-30

Hole drilling machine and method for drilling oval hole and inner-diameter-changing hole by means of hole drilling machine

 #2
20210197294
2021-07-01

Hole drilling machine and method for drilling oval hole and inner-diameter-changing hole by means of hole drilling machine

 #3
20190193168
2019-06-27

Machining method and machining device

 #4
20170304978
2017-10-26

Machining apparatus

 #5
20170239735
2017-08-24

Drilling milling tool and methods for producing a through-hole

 #6
20170001252
2017-01-05

Square hole saw

 #7
20160288283
2016-10-06

Tool spindle having an active magnetic bearing

 #8
20160170401
2016-06-16

Round hole machining method and round-hole machining device

 #9
20160167138
2016-06-16

Round hole machining method and round hole machining device

 #10
20150023750
2015-01-22

Boring device

 #11
20140352649
2014-12-04

Piston

 #12
20130020104
2013-01-24

Linear actuator and boring device

 #13
20120321398
2012-12-20

Device for repair of defects in a structure

 #14
20120148354
2012-06-14

Device for drilling or boring openings

 #15
20120125171
2012-05-24

BORER FOR AN OSCILLATING TOOL

 #16
20110023667
2011-02-03

Method and device for boring non-round hole

 #17
20100300713
2010-12-02

Cam driving device and processing method

 #18
20080219787
2008-09-11

Method and apparatus for producing a shaped bore

 #19
20070274793
2007-11-29

Tool with selectively biased member and method for forming a non-axis symmetric feature

 #20
20060219066
2006-10-05

Hybrid orbiting spindle for shaping non-circular holes