B23B2251/00 - CPC Classification Index

ClassID:

41130 ⎘

B23B2251/00 - CPC Classification

Classification description:

Details of tools for drilling machines

Sub-classes:

B23B2251/02 » Connections between shanks and removable cutting heads 257
B23B2251/04 » Angles, e.g. cutting angles 144
B23B2251/08 » Side or plan views of cutting edges 15
B23B2251/12 » Cross sectional views of the cutting edges 12
B23B2251/14 » Configuration of the cutting part, i.e. the main cutting edges 258
B23B2251/18 » Configuration of the drill point 160
B23B2251/20 » Number of cutting edges 7
B23B2251/24 » Overall form of drilling tools 14
B23B2251/28 » Arrangement of teeth 16
B23B2251/40 » Flutes, i.e. chip conveying grooves 56
B23B2251/42 » Types of drill 2
B23B2251/44 » Margins, i.e. the area of the circumference following the axial cutting edge in the direction of rotation 32
B23B2251/46 » Drills having a centre free from cutting edges or with recessed cutting edges 25
B23B2251/48 » Chip breakers 39
B23B2251/50 » Drilling tools comprising cutting inserts 216
B23B2251/52 » Depth indicators 16
B23B2251/54 » Drilling tools having provision for drilling different diameters 36
B23B2251/56 » Guiding pads 52
B23B2251/58 » Guiding rolls 3
B23B2251/60 » Drills with pilots 39
B23B2251/62 » Drilling tools having means to reinforce the shank, e.g. drills having small shanks being gripped by devices having a larger shank 7
B23B2251/64 » Drills operating in the reverse direction, i.e. in the unscrewing direction of a right-hand thread 11
B23B2251/66 » Drills with provision to be used as a screwdriver 14
B23B2251/68 » Drills with provision for suction 37
B23B2251/70 » Drills with vibration suppressing means 27

Recent Application in this class:

20200016863

2020-01-16

Optical member

20190321053

2019-10-24

Surgical burs with decoupled rake surfaces and corresponding axial and radial rake angles

20150297243

2015-10-22

Surgical burs with decoupled rake surfaces and corresponding axial and radial rake angles