IPC 7 English version
B29D-B29D031518

SECTION B – PERFORMING OPERATIONS; TRANSPORTING


B 29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL (processing doughs A21C; working chocolate A23G; casting of metals B22; working cement, clay B28; chemical aspects, see section C, particularly C08; working glass C03B; candle making C11C 5/02; making soap C11D 13/00; manufacture of artificial filaments, threads, fibres, bristles or ribbons D01D, D01F; manufacture of articles from cellulosic fibrous suspensions or from papier-māche D21J)


B 29 DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE (making granules B29B 9/00; making preforms B29B 11/00) [4]


Notes

(1)Attention is drawn to Note (3) following the title of class B29.  [4]

(2)In this subclass, it is desirable to add the indexing codes of subclass B29K. The indexing codes should be unlinked.  [4]


1/

00Producing articles provided with screw threads


5/

00Producing elements of slide fasteners; Combined making and attaching of elements of slide fasteners  [4]

5/

02.the fasteners having separate interlocking members  [4]

5/

04.the interlocking members being formed by continuous meander of filamentary material  [4]

5/

06.the interlocking members being formed by continuous helix  [4]

5/

08.the interlocking members being formed by profiled or castellated edge of a stringer  [4]

5/

10.the interlocking members being formed by continuous profiled strip  [4]


7/

00Producing flat articles, e.g. films or sheets (B29D 24/00 takes precedence) [4]

7/

01.Films or sheets  [4]


9/

00Producing layered products  [4]

Note

 Classification in this group must be supplemented, in so far as any product is concerned, by classification in B32B.


11/

00Producing optical elements, e.g. lenses, prisms (grinding or polishing of optical elements B24B; constructional form of optical elements G02B) [4]

11/

02.Artificial eyes from organic plastic material


12/

00Producing frames

12/

02.Spectacle frames (constructional form G02C)


15/

00Producing gear wheels or similar articles with grooves or projections, e.g. control knobs


16/

00Producing articles with corrugations (B29D 23/18 takes precedence) [4]


17/

00Producing carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records (recording sound or other information using formed grooves or the equivalent G11B); Producing record discs from master stencils  [4,6]


19/

00Producing buttons or semi-finished parts of buttons

19/

04.by cutting, milling, turning, stamping, or perforating moulded parts; Surface treatment of buttons

19/

06..Devices for feeding semi-finished parts to the processing machines

19/

08..Making holes in buttons or in semi-finished parts thereof


21/

00Producing hair combs or similar toothed or slotted articles

21/

04.by sawing, milling, cutting, or similar operations

21/

06.Polishing


22/

00Producing hollow articles (tubular articles B29D 23/00; pneumatic tyres B29D 30/00) [4]

22/

02.Inflatable articles [7]

 

22/

04.Spherical articles, e.g. balls (B29D 22/02 takes precedence) [7]

 

23/

00Producing tubular articles (B29D 24/00 takes precedence) [4]

23/

14.Cigar or cigarette holders  [4]

23/

18.Pleated hoses  [4]

23/

20.Flexible squeeze tubes, e.g. for cosmetics  [4]

23/

24.Endless tubes, e.g. inner tubes for pneumatic tyres  [6]


24/

00Producing articles with hollow walls  [4]


25/

00Producing frameless domes


28/

00Producing nets or the like (by knotting D04G) [4]


29/

00Producing belts or bands  [4]

29/

06.Conveyer belts  [4]

29/

08.Toothed driving belts  [4]

29/

10.Driving belts having wedge-shaped cross-section  [4]


30/

00Producing pneumatic or solid tyres or parts thereof (producing inner tubes B29D 23/24; constructional form of tyres or parts thereof B60C; connection of valves to inflatable elastic bodies B60C 29/00; testing of tyres G01M 17/02) [4]

30/

02.Solid tyres  [4]

30/

04.Resilient fillings for rubber tyres; Filling tyres therewith  [4]

30/

06.Pneumatic tyres or parts thereof  [4]

30/

08..Building tyres  [4]

30/

10...on round cores, i.e. the shape of the core is approximately identical with the shape of the completed tyre  [4]

30/

12....Cores  [4]

30/

14....Rolling-down or pressing-down the layers in the building process  [4]

30/

16....Applying the layers; Guiding or stretching the layers during application  [4]

30/

18....Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores  [4]

30/

20...by the flat-tyre method, i.e. building on cylindrical drums  [4]

30/

22....Breaker plies being applied in the unexpanded state  [4]

30/

24....Drums  [4]

30/

26.....Accessories or details, e.g. membranes, transferrings  [4]

30/

28....Rolling-down or pressing-down the layers in the building process  [4]

30/

30....Applying the layers; Guiding or stretching the layers during application  [4]

30/

32....Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores  [4]

30/

34...by jointly covering two bead-rings, located parallel to each other at a distance apart, with fabric or cord layers  [4]

30/

36..Expansion of tyres in a flat form, e.g. of tyres built by the flat-tyre method or by jointly covering two bead-rings  [4]

30/

38..Textile inserts, e.g. cord or canvas layers, for tyres (making woven fabrics D03D); Treatment of inserts prior to building the tyre (pretreatment of inserts B29B 15/00; manufacture of layers comprising fibrous parallel reinforcements of substantial or continuous length B29C 70/20)  [4]

30/

40...Chemical pretreatment of textile inserts before building the tyre  [4]

30/

42...Endless textile bands without bead-rings  [4]

30/

44...Stretching or treating the layers before application on the drum (during application B29D 30/30)  [4]

30/

46...Cutting textile inserts to required shape  [4]

30/

48..Bead-rings or bead-cores (from wire B21F 37/00); Treatment thereof prior to building the tyre  [4]

30/

50...Covering, e.g. by winding, the separate bead-rings or bead-cores with textile material, e.g. with flipper strips (folding textile layers around bead-rings or bead-cores B29D 30/18, B29D 30/32; jointly covering bead-rings or bead-cores B29D 30/34)  [4]

30/

52..Unvulcanised treads, e.g. on used tyres; Retreading (apparatus for forming and vulcanising treads B29C 35/02; apparatus characterised by the means for holding wheels or parts thereof B60B 30/00)  [4,5]

30/

54...Retreading  [4]

30/

56....Retreading with prevulcanised tread  [4]

30/

58...Applying bands of rubber treads, i.e. applying camel backs  [4]

30/

60....by winding narrow strips  [4]

30/

62....by extrusion or injection of the tread on carcass  [4]

30/

64...Tyre spreaders  [4]

30/

66...Moulding treads on to tyre casings, e.g. non-skid treads with spikes  [4]

30/

68...Cutting profiles into the treads of tyres  [4]

30/

70..Annular breakers  [4]

30/

72..Side-walls  [4]


31/

00Producing other particular articles (artificial teeth A61C 13/08)

31/

02.Bushes for bearings

31/

50.Footwear  [6]

Notes

(1)Classification is made in this group if the moulding technique is of interest.  [6]

(2)The assembling of individual parts by mechanical joining is classified in subclass A43D, e.g. by gluing shoe parts A43D 25/00.  [6]

31/

502..made in one piece using a moulding technique, e.g. by injection moulding, casting  [6]

31/

505...having multilayered parts  [6]

31/

508..having soles or heels formed and joined on to preformed uppers using a moulding technique, e.g by injection moulding, pressing and vulcanising  [6]

31/

51...having multilayered parts  [6]

31/

512..having preformed soles or heels joined on to preformed uppers using a moulding technique, e.g. by feeding or injecting plastics material between the parts to be joined  [6]

31/

515..Producing parts thereof, e.g. soles, heels, uppers, by a moulding technique  [6]

31/

518...Multilayered parts  [6]