(0)B23C:0/0:
IPC6
SECTION B - PERFORMING OPERATIONS; TRANSPORTING
MILLING
B23C
1/1

B 23 C

 MILLING (broaching B 23 D; broach-milling in making gears B 23 F; arrangements for copying or controlling B 23 Q)

 

 

 
 

 1
/ 00 Milling machines not designed for particular work or special operations

1
/ 02 • with one horizontal working-spindle  

1
/ 025 • • with working-spindle in a fixed position [2]  

1
/ 027 • • with working-spindle movable in a vertical direction [2]  

1
/ 04 • with a plurality of horizontal working-spindles  

1
/ 06 • with one vertical working-spindle  

1
/ 08 • with a plurality of vertical working-spindles  

1
/ 10 • with both horizontal and vertical working-spindles  

1
/ 12 • with spindle adjustable to different angles, e.g. either horizontally or vertically  

1
/ 14 • with rotary work-carrying table (work-tables for machine tools in general B 23 Q 1/00)  

1
/ 16 • specially designed for control by copying devices  

1
/ 18 • • for milling while revolving the work  

1
/ 20 • Portable devices or machines (details or components, e.g. casings, bodies, of portable power-driven tools not particularly related to the operation performed B 25 F 5/00); Hand-driven devices or machines [4]  
 

 3
/ 00 Milling particular work; Special milling operations; Machines therefor (milling gear teeth B 23 F; milling of threads B 23 G 1/32) [2]

3
/ 02 • Milling surfaces of revolution (B 23 C 3/06, B 23 C 3/08 take precedence)  

3
/ 04 • • while revolving the work  

3
/ 05 • • Finishing valves or valve seats [2]  

3
/ 06 • Milling crankshafts  

3
/ 08 • Milling cams, camshafts, or the like  

3
/ 10 • Relieving by milling (lathes or turning devices for relieving B 23 B 5/42)  

3
/ 12 • Trimming or finishing edges, e.g. deburring welded corners  

3
/ 13 • Surface milling of plates, sheets or strips [2]  

3
/ 14 • Scrubbing or peeling ingots or similar workpieces  

3
/ 16 • Working surfaces curved in two directions  

3
/ 18 • • for shaping screw-propellers, turbine blades, or impellers  

3
/ 20 • • for shaping dies  

3
/ 22 • Forming overlapped joints, e.g. of the ends of piston-rings  

3
/ 24 • Making square or polygonal ends on workpieces, e.g. key studs on tools  

3
/ 26 • Making square or polygonal holes in workpieces, e.g. key holes in tools  

3
/ 28 • Grooving workpieces  

3
/ 30 • • Milling straight grooves, e.g. keyways  

3
/ 32 • • Milling helical grooves, e.g. in making twist-drills  

3
/ 34 • • Milling grooves of other forms, e.g. circumferential  

3
/ 35 • • Milling grooves in keys  

3
/ 36 • Milling milling-cutters (B 23 C 3/28 takes precedence)  
 

 5
/ 00 Milling-cutters (for cutting gear teeth B 23 F 21/12)

5
/ 02 • characterised by the shape of the cutter  

5
/ 04 • • Plain cutters, i.e. having essentially a cylindrical or tapered cutting surface of substantial length (B 23 C 5/10 takes precedence)  

5
/ 06 • • Face-milling cutters, i.e. having only or primarily a substantially flat cutting surface  

5
/ 08 • • Disc-type cutters  

5
/ 10 • • Shank-type cutters, i.e. with an integral shaft  

5
/ 12 • • Cutters specially designed for producing particular profiles (B 23 C 5/10 takes precedence)  

5
/ 14 • • • essentially comprising curves  

5
/ 16 • characterised by physical features other than shape  

5
/ 18 • • with permanently-fixed cutter-bits or teeth  

5
/ 20 • • with removable cutter-bits or teeth  

5
/ 22 • • • Securing arrangements for bits or teeth  

5
/ 24 • • • • adjustable  

5
/ 26 • Securing milling-cutters to the driving spindle  

5
/ 28 • Features relating to lubricating or cooling  
 

 7
/ 00 Milling devices able to be attached to a machine tool, whether or not replacing an operative portion of the machine tool

7
/ 02 • to lathes  

7
/ 04 • to planing or slotting machines  
 

 9
/ 00 Details or accessories so far as specially adapted to milling machines or cutters (drives, control devices, or accessories, in general B 23 Q)