IPC 6 English version B23D 55/00-B23D 81/00

B23D05500-B23D08100

SECTION B– PERFORMING OPERATIONS; TRANSPORTING

B 23

MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR (punching, perforating, making articles by processing sheet metal, tubes, or profiles B 21 D; wire-working B 21 F; making pins, needles, or nails B 21 G; making chains B 21 L; grinding B 24)

B 23 D

PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR (making toothed gears or the like B 23 F; cutting metal by applying heat locally B 23 K; arrangements for copying or controlling B 23 Q)

55/

Sawing machines or sawing devices working with strap saw blades, characterised only by constructional features of particular parts (constructional features of these parts per se B 23 Q)

55/

of frames; of tables

55/

of devices for feeding or clamping work

55/

of drives for strap saw blades; of wheel mountings

55/

of devices for guiding or feeding strap saw blades

55/

of devices for tensioning strap saw blades (B 23 D 55/06 takes precedence; incorporated in the strap B 23 D 61/12)

57/

Sawing machines or sawing devices not covered by one of the preceding groups B 23 D 45/00 to B 23 D 55/00

57/

with chain saws

59/

Accessories specially designed for sawing machines or sawing devices (lubricating or cooling machine tools in general B 23 Q 11/12)

59/

Devices for lubricating or cooling circular saw blades

59/

Devices for lubricating or cooling straight or strap saw blades

61/

Tools for sawing machines or sawing devices (tools for trepanning B 23 B 51/04); Clamping devices for these tools

61/

Circular saw blades

61/

with inserted saw teeth

61/

in exchangeable arrangement

61/

Ring saw blades with internal saw teeth

61/

clamped between hubs; Clamping or aligning devices therefor

61/

Straight saw blades; Strap saw blades

61/

with inserted saw teeth

61/

in exchangeable arrangement

61/

Sawing tools of special type, e.g. wire saw strands, saw blades or saw wire equipped with diamonds or other abrasive particles in selected individual positions

63/

Dressing the tools of sawing machines or sawing devices for use in cutting any kind of material, e.g. in the manufacture of sawing tools

63/

Setting saw teeth by means of hand-operated devices

63/

Setting saw teeth of circular, straight, or strap saw blades by means of power-operated devices

63/

Upsetting the cutting edges of saw teeth, e.g. swaging

63/

Sharpening the cutting edges of saw teeth

63/

by filing

63/

by grinding

63/

Sharpening circular saw blades

63/

of chain saws (of mortise chain cutters B 24 B 3/14)

63/

Straightening damaged saw blades; Reconditioning the side surface of saw blades, e.g. by grinding

63/

Combined processes for dressing saw teeth, e.g. both hardening and setting

65/

Making tools for sawing machines or sawing devices for use in cutting any kind of material

65/

Making saw teeth by punching, cutting, or planing

65/

Making saw teeth by milling

Filing or rasping (sharpening saw teeth thereby B 23 D 63/10)

67/

Filing or rasping machines or devices (securing arrangements for files or rasps B 23 D 71/00)

67/

with reciprocating tools, mounted on a yoke or the like

67/

with reciprocating tools, attached to a carrier at one end only

67/

with rotating tools

67/

with tools mounted on an endless chain or belt

67/

for special use, e.g. for filing keys; Accessories therefor

67/

Hand-held or hand-operated filing or rasping devices (hand files or rasps B 23 D 71/04)

69/

Filing or rasping machines or devices, characterised only by constructional features of particular parts, e.g. guiding arrangements, drives (constructional features of these parts per se B 23 Q; details or components, e.g. casings, bodies, of portable power-driven tools not particularly related to the operation performed B 25 F 5/00); Accessories for filing or rasping (attached to the tool B 23 D 71/10) [4]

69/

Guiding arrangements for hand tools

71/

Filing or rasping tools; Securing arrangements therefor (tool holders for machine tools B 23 Q 3/00; handles for hand implements B 25 G)

71/

for filing or rasping machines or devices

71/

Hand files or hand rasps (carrying or attaching means for tools which are connected to a carrier at both ends B 23 D 51/12; guiding arrangements B 23 D 69/02)

71/

using a single interchangeable blade

71/

using a plurality of interchangeable cutting elements

71/

Accessories for filing or rasping tools, e.g. for preventing scoring of workpieces by the edges of the tool

73/

Making files or rasps

73/

Preliminary treatment of blanks, e.g. grinding, polishing, specially adapted for the manufacture of files or rasps

73/

Methods or machines for the manufacture of files or rasps (non-mechanical methods, see the relevant classes)

73/

Cutting the working surfaces by means of chisels

73/

Milling, planing, slotting, knurling, or broaching the working surfaces

73/

Grinding the working surfaces

73/

Peculiar procedures for sharpening or otherwise treating the working surfaces (special treatment by sand-blast B 24 C 1/02; sharpening files by etching C 23 F 1/06)

73/

Tools or accessories specially adapted for making files or rasps, e.g. chisels, supporting-frames

Reaming bored holes

75/

Reaming machines or reaming devices (tool holders for machine tools B 23 Q 3/00; handles for hand implements B 25 G)

77/

Reaming tools

77/

Reamers with inserted cutting edges

77/

with cutting edges adjustable to different diameters along the whole cutting length

77/

Reamers with means for compensating wear (B 23 D 77/04 takes precedence)

77/

by spreading slotted parts of the tool body

77/

by expanding a tube-like non-slotted part of the tool body

77/

Reamers with cutting edges arranged in tapered form

77/

Reamers for special use, e.g. for working cylinder ridges

79/

Methods, machines or devices not covered elsewhere, for working metal by removal of material (by combined operations B 23 D 81/00; working of metal by the action of a high concentration of electric current B 23 H; cutting by electron-beam B 23 K 15/00, by laser beam B 23 K 26/00; other working of metal B 23 P; tool holders for machine tools B 23 Q 3/00; handles for hand implements B 25 G)

79/

Machines or devices for scraping (turning machines for bevelling, chamfering, or deburring the ends of bars or tubes B 23 B 5/16; scrubbing or peeling ingots by milling B 23 C 3/14)

79/

with rotating cutting-tool, e.g. for smoothing linings of bearings

79/

with reciprocating cutting-tool

79/

Hand scraping-implements

79/

Accessories for holding scraping tools or work to be scraped

79/

Machines or devices for peeling bars or tubes by making use of cutting bits arranged around the workpiece, otherwise than by turning (by turning B 23 B 5/12) [2]

81/

Methods, machines, or devices for working metal, covered by more than one main group in this subclass (in combination with other metal-working operations B 23 P 13/00, B 23 P 23/00)

B23D 33/00 - B23D 53/12