IPC Classification

Class code (prefix) Descriptions Number of results
B23G 1/00 Thread cutting; Automatic machines specially designed therefor
B23G 1/02 Thread cutting; Automatic machines specially designed therefor on an external or internal cylindrical or conical surface, e.g. on recesses
B23G 1/04 Machines with one working-spindle
B23G 1/06 Machines with one working-spindle specially adapted for making conical screws, e.g. wood-screws
B23G 1/08 Machines with a plurality of working-spindles
B23G 1/10 Machines with a plurality of working-spindles specially adapted for making conical screws, e.g. wood-screws
B23G 1/12 Machines with a toothed cutter in the shape of a spur gear or the like which is rotated to generate the thread profile as the work rotates
B23G 1/14 Machines with a toothed cutter in the shape of a spur gear or the like which is rotated to generate the thread profile as the work rotates specially adapted for making conical screws, e.g. wood-screws
B23G 1/16 Thread cutting; Automatic machines specially designed therefor in holes of workpieces by taps
B23G 1/18 Machines with one working-spindle
B23G 1/20 Machines with a plurality of working-spindles
B23G 1/22 Machines specially designed for operating on pipes or tubes
B23G 1/24 Machines specially designed for operating on pipes or tubes portable
B23G 1/26 Manually-operated thread-cutting devices
B23G 1/28 Manually-operated thread-cutting devices with means for adjusting the threading tool
B23G 1/30 Manually-operated thread-cutting devices without means for adjusting the threading tool, e.g. with die-stocks
B23G 1/32 Thread cutting; Automatic machines specially designed therefor by milling
B23G 1/34 Thread cutting; Automatic machines specially designed therefor by milling with a cutting bit moving in a closed path arranged eccentrically with respect to the axis of the rotating workpiece
B23G 1/36 Thread cutting; Automatic machines specially designed therefor by grinding
B23G 1/38 Thread cutting; Automatic machines specially designed therefor by grinding with grinding discs guided along the workpiece in accordance with the pitch of the required thread
B23G 1/40 Thread cutting; Automatic machines specially designed therefor by grinding with grinding discs guided radially to the workpiece
B23G 1/42 Centreless grinding
B23G 1/44 Equipment or accessories specially designed for machines or devices for thread cutting
B23G 1/46 Equipment or accessories specially designed for machines or devices for thread cutting for holding the threading tools
B23G 1/48 Equipment or accessories specially designed for machines or devices for thread cutting for guiding the threading tools
B23G 1/50 Equipment or accessories specially designed for machines or devices for thread cutting for cutting thread by successive operations
B23G 1/52 Equipment or accessories specially designed for machines or devices for thread cutting for operating on pipes or tubes
B23G 3/00 Arrangements or accessories for enabling machine tools not specially designed only for thread cutting to be used for this purpose, e.g. arrangements for reversing the working-spindle
B23G 3/02 Arrangements or accessories for enabling machine tools not specially designed only for thread cutting to be used for this purpose, e.g. arrangements for reversing the working-spindle for withdrawing or resetting the threading tool
B23G 3/04 Arrangements or accessories for enabling machine tools not specially designed only for thread cutting to be used for this purpose, e.g. arrangements for reversing the working-spindle for withdrawing or resetting the threading tool for repeatedly setting the threading tool in a predetermined working position
B23G 3/06 Arrangements or accessories for enabling machine tools not specially designed only for thread cutting to be used for this purpose, e.g. arrangements for reversing the working-spindle for compensating inaccuracies in the pitch of the lead-screw
B23G 3/08 Arrangements or accessories for enabling machine tools not specially designed only for thread cutting to be used for this purpose, e.g. arrangements for reversing the working-spindle for advancing or controlling the threading tool or the work by templates, cams, or the like
B23G 3/10 Arrangements or accessories for enabling machine tools not specially designed only for thread cutting to be used for this purpose, e.g. arrangements for reversing the working-spindle for advancing or controlling the threading tool or the work by templates, cams, or the like for cutting thread of variable pitch
B23G 3/12 Arrangements or accessories for enabling machine tools not specially designed only for thread cutting to be used for this purpose, e.g. arrangements for reversing the working-spindle for advancing or controlling the threading tool or the work by templates, cams, or the like for using several adjacently-arranged threading tools, e.g. using several chasers
B23G 3/14 Arrangements or accessories for enabling machine tools not specially designed only for thread cutting to be used for this purpose, e.g. arrangements for reversing the working-spindle for advancing or controlling the threading tool or the work by templates, cams, or the like for cutting thread of conical shape
B23G 5/00 Thread-cutting tools; Die-heads
B23G 5/02 Thread-cutting tools; Die-heads without means for adjustment
B23G 5/04 Dies
B23G 5/06 Taps
B23G 5/08 Thread-cutting tools; Die-heads with means for adjustment
B23G 5/10 Die-heads
B23G 5/12 Die-heads self-releasing
B23G 5/14 Tapping-heads
B23G 5/16 Tapping-heads self-releasing
B23G 5/18 Milling cutters
B23G 5/20 Thread-cutting tools; Die-heads combined with other tools, e.g. drills
B23G 7/00 Forming thread by means of tools similar both in form and in manner of use to thread-cutting tools, but without removing any material
B23G 7/02 Tools for this purpose
B23G 9/00 Working screws, bolt heads or nuts in conjunction with thread cutting, e.g. slotting screw heads or shanks, removing burrs from screw heads or shanks; Finishing, e.g. polishing, any screw thread
B23G 11/00 Feeding or discharging mechanisms combined with, or arranged in, or specially adapted for use in connection with, thread-cutting machines