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IPC 7
  B29C 59/00 - B29C 67/24  
B29C06900-B29C07334
 

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-mâche D21J)


B 29 CSHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING (working in the manner of metal B23; grinding, polishing B24; cutting B26D, B26F; making preforms B29B 11/00) [4]


69/

00Combinations of shaping techniques not provided for in a single one of main groups B29C 39/00 to B29C 67/00, e.g. associations of moulding and joining techniques; Apparatus therefor  [4]

69/

02.of moulding techniques only  [4]


70/

00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts (chemical aspects C08, e.g. C08J 5/00) [6]

Note

 In this group, the following terms or expressions are used with the meanings indicated:  [6]

 "reinforcement" means a structure in the form of fibres, wires, rods, bars, sections, plates or blocks, which improves the strength of an article;  [6]

 "filler" means a relatively inert substance in the form of particles, powder, beads, flakes or spheres, which improves the physical properties or increases the bulk or weight of an article;  [6]

 "preformed part" means a part made of any material, being completely shaped to have a determined form and which is not used as a reinforcement, e.g. wires or nets forced only into the surface of an article;  [6]

 "insert" means a preformed part incorporated in an article during moulding.  [6]

70/

02.comprising combinations of reinforcements and fillers incorporated in matrix material, forming one or more layers, with or without non-reinforced or non-filled layers  [6]

70/

04.comprising reinforcements only, e.g. self-reinforcing plastics  [6]

70/

06..Fibrous reinforcements only  [6]

70/

08...comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, with or without non-reinforced layers  [6]

70/

10...characterised by the structure of fibrous reinforcements  [6]

70/

12....using fibres of short length, e.g. in the form of a mat  [6]

70/

14.....oriented (oriented filler material B29C 70/62)  [6]

70/

16....using fibres of substantial or continuous length  [6]

70/

18.....in the form of a mat, e.g. sheet moulding compound (SMC)  [6]

70/

20.....oriented in a single direction, e.g. roving or other parallel fibres  [6]

70/

22.....oriented in at least two directions forming a two dimensional structure  [6]

70/

24.....oriented in at least three directions forming a three dimensional structure  [6]

70/

26..Non-fibrous reinforcements only  [6]

70/

28..Shaping operations therefor  [6]

Notes

(1)This group covers:  [6]

 the shaping of coherent fibrous reinforcements which are pre-impregnated or without binder, or of non-coherent reinforcements of fibres placed in a mould or on a support;  [6]

 the impregnation or introduction of a plastics matrix in reinforcements during shaping.  [6]

(2)This group does not cover:  [6]

 the moulding by a single technique of plastics matrix material mixed with and containing reinforcing fibres of short length, which is covered by the appropriate place for that technique;  [6]

 the pretreatment, e.g. impregnation, of reinforcements per se, i.e. independently of their shaping, which is covered by group B29B 15/08.  [6]

70/

30...Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core  [6]

70/

32....on a rotating mould, former or core  [6]

70/

34....and shaping or impregnating by compression  [6]

70/

36....and impregnating by casting, e.g. vacuum casting  [6]

70/

38....Automated lay-up, e.g. using robots, laying filaments according to predetermined patterns  [6]

70/

40...Shaping or impregnating by compression (B29C 70/34 takes precedence)  [6]

70/

42....for producing articles of definite length, i.e. discrete articles  [6]

70/

44.....using isostatic pressure, e.g. pressure difference-, vacuum bag-, autoclave- or expanding rubber-moulding  [6]

70/

46.....using matched moulds, e.g. for deforming sheet moulding compounds (SMC), prepregs  [6]

70/

48......and impregnating the reinforcements in the closed mould, e.g. resin transfer moulding (RTM)  [6]

70/

50....for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds (SMC), cross moulding compounds (XMC)  [6]

70/

52.....Pultrusion, i.e. forming and compressing by continuously pulling through a die  [6]

70/

54...Component parts, details or accessories; Auxiliary operations  [6]

70/

56....Tensioning reinforcements before or during shaping  [6]

70/

58.comprising fillers only  [6]

Note

 Moulding of plastics matrix material mixed with fillers by a single technique is classified in the appropriate place for that technique.  [6]

70/

60..comprising a combination of distinct filler types incorporated in matrix material, forming one or more layers, and with or without non-filled layers  [6]

70/

62..the filler being oriented during moulding (for fibres of short length B29C 70/14)  [6]

70/

64..the filler influencing the surface characteristics of the material, e.g. by concentrating near the surface or by incorporation into the surface by force  [6]

70/

66..the filler comprising hollow constituents, e.g. syntactic foam  [6]

70/

68.by incorporating or moulding on preformed parts, e.g. inserts, layers  [6]

Note

 This group does not cover:  [6]

 incorporating, or moulding on, preformed parts by a single technique, which is covered by the appropriate place for that technique;  [6]

 pretreatment of preformed parts per se, i.e. independently of their shaping, which is covered by group B29B 15/00.  [6]

70/

70..Completely encapsulating inserts  [6]

70/

72..Encapsulating inserts having non-encapsulated projections, e.g. extremities, terminal portions of electrical components  [6]

70/

74..Moulding material on a relatively small portion of the preformed part, e.g. outsert moulding  [6]

70/

76...Moulding on edges or extremities of the preformed part  [6]

70/

78..Moulding material on one side only of the preformed part  [6]

70/

80...Moulding sealing material into closure members  [6]

70/

82..Forcing wires, nets or the like partially or completely into the surface of an article, e.g. by cutting and pressing (pressing beads or the like into a surface B29C 70/64)  [6]

70/

84..Moulding material on preformed parts to be joined  [6]

70/

86..Incorporating in coherent impregnated reinforcing layers  [6]

70/

88.characterised primarily by possessing specific properties, e.g. electrically conductive, locally reinforced  [6]



71/

00After-treatment of articles without altering their shape; Apparatus therefor (B29C 44/56, B29C 73/00 take precedence; surface shaping B29C 59/00; chemical aspects C08J 7/00) [4,5,6]

71/

02.Thermal after-treatment  [4]

71/

04.by wave energy or particle radiation  [4]


73/

00Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D (retreading tyres B29D 30/54; devices for covering leaks in pipes or hoses F16L 55/16) [5]

73/

02.using liquid or paste-like material (B29C 73/16 takes precedence)  [5]

73/

04.using preformed elements  [5]

73/

06..using plugs sealing in the hole  [5]

73/

08...Apparatus therefor, e.g. for inserting  [5]

73/

10..using patches sealing on the surface of the article (B29C 73/14 takes precedence)  [5]

73/

12...Apparatus therefor, e.g. for applying (B29C 73/30 takes precedence)  [5]

73/

14..using elements composed of two parts joined together after having been placed one on each side of the article  [5]

73/

16.Auto-repairing or self-sealing arrangements or agents (sealing compositions, see Section C, e.g. C09K 3/10)  [5]

73/

18..the article material itself being self-sealing, e.g. by compression  [5]

73/

20...the article material only consisting in part of a deformable sealing material  [5]

73/

22..the article containing elements including a sealing composition, e.g. powder being liberated when the article is damaged  [5]

73/

24.Apparatus or accessories not otherwise provided for  [5]

73/

26..for mechanical pretreatment  [5]

73/

28..for clamping and stretching flexible material, e.g. inner tubes  [5]

73/

30..for local pressing or local heating  [5]

73/

32...using an elastic element, e.g. inflatable bag  [5]

73/

34...for local heating  [5]


  B29C 59/00 - B29C 67/24   
 

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