|  | B |
SECTION B — PERFORMING OPERATIONS; TRANSPORTING

|  | B01 - B07 |
Subsection index
LIQUID/LIQUID, LIQUID/GAS OR GAS/GAS SEPARATION |
Method |
General operations | B01D
by centrifugal force, using centrifuges or free-vortex apparatus | B01D
using magnetic or electrostatic effect | B03C
Apparatus |
General operations | B01D
by centrifugal force, using centrifuges or free-vortex apparatus | B04B, B04C
using magnetic or electrostatic effect | B03C
SOLID/LIQUID OR SOLID/GAS SEPARATION |
Method |
General operations | B01D
by centrifugal force | B01D
using centrifuges or free-vortex apparatus | B01D
using magnetic or electrostatic effect | B03C
Apparatus |
General operations | B01D
by centrifugal force | B01D
using centrifuges or free-vortex apparatus | B04B, B04C
using magnetic or electrostatic effect | B03C
SOLID/SOLID SEPARATION |
Method |
Dry methods |
material in bulk | B07B
Individual sorting | B07C
Screening, sifting, pneumatic sorting | B07B
using pneumatic tables or jigs | B03B
by magnetic or electrostatic effect | B03C
by centrifugal force | B07B
using centrifuges or free-vortex apparatus | B07B
Wet methods |
General operations | B03B
flotation, differential sedimentation | B03D
screening | B07B
Combinations Dry methods - wet methods | B03B
Apparatus |
Dry methods |
material in bulk | B07B
Individual sorting | B07C
Screening, sifting, pneumatic sorting | B07B
using pneumatic tables or jigs | B03B
by magnetic or electrostatic effect | B03C
by centrifugal force | B07B
using centrifuges or free-vortex apparatus | B04B, B04C
Wet methods |
General operations | B03B
flotation, differential sedimentation | B03D
screening | B07B
Combinations Dry methods - wet methods | B03B

SHAPING

|  | B26 |
HAND CUTTING TOOLS; CUTTING; SEVERING

|  | B26B |
HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR (for harvesting Fulltext... Hierarchy... Expanded...A01D; for horticulture, for forestry Fulltext... Hierarchy... Expanded...A01G; for butchering or meat treatment Fulltext... Hierarchy... Expanded...A22; for manufacturing or repairing footwear Fulltext... Hierarchy... Expanded...A43D; nail clippers or cutters Fulltext... Hierarchy... Expanded...A45D 29/02; kitchen equipment Fulltext... Hierarchy... Expanded...A47J; for surgical purposes Fulltext... Hierarchy... Expanded...A61B 17/00; for metal Fulltext... Hierarchy... Expanded...B23D; cutting by abrasive fluid jets Fulltext... Hierarchy... Expanded...B24C 5/02; plier-like tools with cutting edges Fulltext... Hierarchy... Expanded...B25B 7/22; pincers Fulltext... Hierarchy... Expanded...B25C 11/02; handles for hand implements, in general Fulltext... Hierarchy... Expanded...B25G; guillotine-type cutters Fulltext... Hierarchy... Expanded...B26D; for erasing Fulltext... Hierarchy... Expanded...B43L 19/00; for textile materials Fulltext... Hierarchy... Expanded...D06H)

|  | B26B |
Subclass index
KNIVES |
Structural features | 1/00 - 7/00
Knife blades | 9/00
Combinations with other articles | 11/00
SHEARS, SCISSORS, NIPPERS, OR PINCERS WITH CUTTING ACTION | 13/00, 15/00, 17/00
CLIPPERS OR RAZORS | 19/00, 21/00
AXES OR HATCHETS | 23/00
OTHER CUTTING TOOLS | 25/00, 27/00
GUARDS, SHEATHS OR GUIDING ARRANGEMENTS | 29/00

|  | B26B 1/00 - B26B 11/00 |
Hand knives

P:90 |  | B26B 1/00 |
Hand knives with adjustable blade; Pocket knives (Fulltext... Hierarchy... Expanded...B26B 11/00 takes precedence)

|  | B26B 1/02 |
· | with pivoted blade

|  | B26B 1/04 |
· · | lockable in adjusted position

|  | B26B 1/06 |
· · | with loosely-inserted spring

|  | B26B 1/08 |
· | with sliding blade

|  | B26B 1/10 |
· | Handles [3]

P:100 |  | B26B 3/00 |
Hand knives with fixed blades

|  | B26B 3/02 |
· | Table-knives (Fulltext... Hierarchy... Expanded...B26B 9/02 takes precedence)

|  | B26B 3/03 |
· | specially adapted for cutting-off slices one by one

|  | B26B 3/04 |
· | for performing several incisions simultaneously; Multiple-blade knives

|  | B26B 3/06 |
· | Scout or similar sheath knives (sheaths therefor Fulltext... Hierarchy... Expanded...B26B 29/02)

|  | B26B 3/08 |
· | specially adapted for cutting cardboard, or wall, floor, or like covering materials

P:80 |  | B26B 5/00 |
Hand knives with one or more detachable blades (surgical scalpels or knives with detachable blades Fulltext... Hierarchy... Expanded...A61B 17/3213)

P:70 |  | B26B 7/00 |
Hand knives with reciprocating motor-driven blades

P:110 |  | B26B 9/00 |
Blades for hand knives

|  | B26B 9/02 |
· | characterised by the shape of the cutting edge, e.g. wavy

P:60 |  | B26B 11/00 |
Hand knives combined with other implements, e.g. with corkscrew, with scissors, with writing implement (combined table-ware Fulltext... Hierarchy... Expanded...A47G 21/06)

|  | B26B 13/00 - B26B 15/00 |
Hand shears; Scissors (for horticultural purposes Fulltext... Hierarchy... Expanded...A01G; bone shears Fulltext... Hierarchy... Expanded...A22C 17/06; metal shears Fulltext... Hierarchy... Expanded...B23D)

P:50 |  | B26B 13/00 |
Hand shears; Scissors

|  | B26B 13/02 |
· | with moulded-in blades

|  | B26B 13/04 |
· | with detachable blades

|  | B26B 13/06 |
· | characterised by the shape of the blades

|  | B26B 13/08 |
· · | with cutting edges wavy or toothed in the plane of the blade

|  | B26B 13/10 |
· · | for producing wavy, zig-zag, or like cuts

|  | B26B 13/12 |
· | characterised by the shape of the handles

|  | B26B 13/14 |
· · | without gripping bows in the handle

|  | B26B 13/16 |
· · · | spring loaded, e.g. with provision for locking the blades or the handles

|  | B26B 13/18 |
· · · | without joint, i.e. having blades interconnected by a resilient member

|  | B26B 13/20 |
· · | with gripping bows in the handle

|  | B26B 13/22 |
· | combined with auxiliary implements, e.g. with cigar cutter, with manicure instrument (cigar cutters per se Fulltext... Hierarchy... Expanded...A24F 13/24)

|  | B26B 13/24 |
· · | to aid hair cutting

|  | B26B 13/26 |
· | with intermediate links between the grips and the blades, e.g. for remote actuation

|  | B26B 13/28 |
· | Joints (Fulltext... Hierarchy... Expanded...B25B 7/06 takes precedence)

P:40 |  | B26B 15/00 |
Hand-held shears with motor-driven blades

P:30 |  | B26B 17/00 |
Hand cutting tools with two jaws which come into abutting contact (nail clippers or cutters Fulltext... Hierarchy... Expanded...A45D 29/02; joints therefor Fulltext... Hierarchy... Expanded...B25B 7/06)

|  | B26B 17/02 |
· | with jaws operated indirectly by the handles, e.g. through cams or toggle levers

P:0 |  | B26B 19/00 |
Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers

|  | B26B 19/02 |
· | of the reciprocating-cutter type

|  | B26B 19/04 |
· · | Cutting heads therefor; Cutters therefor; Securing equipment thereof

|  | B26B 19/06 |
· · · | involving co-operating cutting elements both of which have shearing teeth

|  | B26B 19/08 |
· · · · | of nipper type

|  | B26B 19/10 |
· · · | involving two or more different types of reciprocating cutting elements, e.g. a pair of toothed shearing elements combined with a pair of perforated cutting elements or a combined toothed and perforated cutting assembly

|  | B26B 19/12 |
· | of the oscillating-cutter type; Cutting heads therefor; Cutters therefor (Fulltext... Hierarchy... Expanded...B26B 19/04 takes precedence)

|  | B26B 19/14 |
· | of the rotary-cutter type; Cutting heads therefor; Cutters therefor (Fulltext... Hierarchy... Expanded...B26B 19/04 takes precedence)

|  | B26B 19/16 |
· · | involving a knife cylinder or a knife cone or separate cutting elements moved like a rotating cylinder or a rotating cone

|  | B26B 19/18 |
· · · | in combination with a fixed razor-blade without shearing perforations

|  | B26B 19/20 |
· | with provision for shearing hair of preselected or variable length

|  | B26B 19/22 |
· | with provision for thinning-out hair

|  | B26B 19/24 |
· | specially adapted for shearing animals, e.g. sheep

|  | B26B 19/26 |
· | of the type performing different methods of operation simultaneously, e.g. reciprocating and oscillating; of the type having two or more heads of differing mode of operation

|  | B26B 19/28 |
· | Drive layout for hair clippers or dry shavers, e.g. providing for electromotive drive (electric motors per se Fulltext... Hierarchy... Expanded...H02)

|  | B26B 19/30 |
· · | providing for muscle drive, e.g. by rolling over the skin

|  | B26B 19/32 |
· · | providing for mechanical drive, e.g. installation of a spring motor

|  | B26B 19/34 |
· · | providing for fluid drive

|  | B26B 19/36 |
· · | providing for remote drive by means of a flexible shaft; Transmission means therefor

|  | B26B 19/38 |
· | Details of, or accessories for, hair clippers, or dry shavers, e.g. housings, casings, grips, guards (cutters, cutting heads Fulltext... Hierarchy... Expanded...B26B 19/04, Fulltext... Hierarchy... Expanded...B26B 19/12, Fulltext... Hierarchy... Expanded...B26B 19/14; cleaning or disinfecting devices Fulltext... Hierarchy... Expanded...A45D 27/46; drying devices Fulltext... Hierarchy... Expanded...A45D 27/48; casings for electric apparatus in general Fulltext... Hierarchy... Expanded...H05K)

|  | B26B 19/40 |
· · | Lubricating

|  | B26B 19/42 |
· · | providing for straightening the hair to be cut, e.g. by means of bristles; providing for tensioning the skin, e.g. by means of rollers, ledges (skin-stretchers for shaving per se Fulltext... Hierarchy... Expanded...A45D 27/38)

|  | B26B 19/44 |
· · | Suction means for collecting severed hairs or for the skin to be shaved

|  | B26B 19/46 |
· · | providing for illuminating the area to be shaved or clipped

|  | B26B 19/48 |
· · | Accessory implements for carrying out a function other than cutting hair, e.g. attachable appliances for manicuring (massage means per se Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...A61H 7/00-A61H 23/00)

P:10 |  | B26B 21/00 |
Razors of the open or knife type; Safety razors or other shaving implements of the planing type; Hair-trimming devices involving a razor-blade; Equipment therefor

|  | B26B 21/02 |
· | involving unchangeable blades

|  | B26B 21/04 |
· · | Razors of the knife type

|  | B26B 21/06 |
· · | Safety razors with fixed blade, e.g. with moulded-in blade

|  | B26B 21/08 |
· | involving changeable blades

|  | B26B 21/10 |
· · | Safety razors with one or more blades arranged longitudinally to the handle

|  | B26B 21/12 |
· · · | combined with combs or other means for hair trimming

|  | B26B 21/14 |
· · | Safety razors with one or more blades arranged transversely to the handle

|  | B26B 21/16 |
· · · | involving blades with only one cutting edge (Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...B26B 21/22-B26B 21/38 take precedence)

|  | B26B 21/18 |
· · · | involving blades with two cutting edges (Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...B26B 21/22-B26B 21/38 take precedence)

|  | B26B 21/20 |
· · · | involving blades with more than two cutting edges; involving disc blades (Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...B26B 21/22-B26B 21/38 take precedence)

|  | B26B 21/22 |
· · · | involving several blades to be used simultaneously

|  | B26B 21/24 |
· · · | of the magazine type; of the injector type (containers for storing razor-blades Fulltext... Hierarchy... Expanded...A45D 27/24)

|  | B26B 21/26 |
· · · | of the continuous ribbon type

|  | B26B 21/28 |
· · · | of the drawing cut type, i.e. with the cutting edge of the blade arranged obliquely to the handle

|  | B26B 21/30 |
· · · | of the type carrying pivotally-mounted caps

|  | B26B 21/32 |
· · · · | in razors involving double-edged blades

|  | B26B 21/34 |
· · · | of the type carrying rollers

|  | B26B 21/36 |
· · · · | with provision for reciprocating the blade (reciprocating the cutting elements of clippers or dry shavers Fulltext... Hierarchy... Expanded...B26B 19/00)

|  | B26B 21/38 |
· · · | with provision for reciprocating the blade by means other than rollers (reciprocating the cutting elements of clippers or dry shavers Fulltext... Hierarchy... Expanded...B26B 19/00)

|  | B26B 21/40 |
· | Details or accessories

|  | B26B 21/42 |
· · | for cutting hair of preselected or variable length (combs, stencils or guides specially adapted for hair trimming devices Fulltext... Hierarchy... Expanded...A45D 24/36)

|  | B26B 21/44 |
· · | Means integral with, or attached to, the razor for storing shaving-cream, styptic, or the like

|  | B26B 21/46 |
· · | for illuminating the skin (Fulltext... Hierarchy... Expanded...B26B 19/46 takes precedence)

|  | B26B 21/48 |
· · | Heating means

|  | B26B 21/50 |
· · | Means integral with, or attached to, the razor for stropping the blade

|  | B26B 21/52 |
· · | Handles, e.g. tiltable, flexible

|  | B26B 21/54 |
· | Razor-blades

|  | B26B 21/56 |
· · | characterised by the shape [3]

|  | B26B 21/58 |
· · | characterised by the material [3]

|  | B26B 21/60 |
· · · | by the coating material [3]

P:120 |  | B26B 23/00 |
Axes; Hatchets

P:20 |  | B26B 25/00 |
Hand cutting tools involving disc blades, e.g. motor-driven (details or components, e.g. casings, bodies, of portable power-driven tools not particularly related to the operation performed Fulltext... Hierarchy... Expanded...B25F 5/00) [4]

P:130 |  | B26B 27/00 |
Hand cutting tools not provided for in groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...B26B 1/00-B26B 25/00, e.g. finger rings for cutting string, devices for cutting by means of wires

P:140 |  | B26B 29/00 |
Guards or sheaths for hand cutting tools; Arrangements for guiding hand cutting tools (guards for hair clippers or dry shavers Fulltext... Hierarchy... Expanded...B26B 19/38) [5]

|  | B26B 29/02 |
· | Guards or sheaths for knives

|  | B26B 29/04 |
· | Guards or sheaths for scissors, e.g. combined with manicuring appliances (manicuring implements per se Fulltext... Hierarchy... Expanded...A45D 29/00)

|  | B26B 29/06 |
· | Arrangements for guiding hand cutting tools (guiding equipment or arrangements for specific cutting tools, see the particular places, e.g. for hair trimming devices Fulltext... Hierarchy... Expanded...A45D 24/36, for saw blades Fulltext... Hierarchy... Expanded...B27B 11/02, Fulltext... Hierarchy... Expanded...B27B 13/10) [5]