FR2235785A1 - Light weight plastic moulded article has encapsulated hollow bodies - wrapped in fibrous matting - Google Patents

Light weight plastic moulded article has encapsulated hollow bodies - wrapped in fibrous matting

Info

Publication number
FR2235785A1
FR2235785A1 FR7324887A FR7324887A FR2235785A1 FR 2235785 A1 FR2235785 A1 FR 2235785A1 FR 7324887 A FR7324887 A FR 7324887A FR 7324887 A FR7324887 A FR 7324887A FR 2235785 A1 FR2235785 A1 FR 2235785A1
Authority
FR
France
Prior art keywords
wrapped
hollow bodies
light weight
moulded article
weight plastic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7324887A
Other languages
French (fr)
Other versions
FR2235785B1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DESPLAT MARIE
Original Assignee
DESPLAT MARIE
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by DESPLAT MARIE filed Critical DESPLAT MARIE
Priority to FR7324887A priority Critical patent/FR2235785A1/en
Publication of FR2235785A1 publication Critical patent/FR2235785A1/en
Application granted granted Critical
Publication of FR2235785B1 publication Critical patent/FR2235785B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28—Shaping operations therefor
    • B29C70/30—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
    • B29C70/36—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 and impregnating by casting, e.g. vacuum casting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28—Shaping operations therefor
    • B29C70/40—Shaping or impregnating by compression not applied
    • B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
    • B29C70/44—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding
    • B29C70/443—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding and impregnating by vacuum or injection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28—Shaping operations therefor
    • B29C70/40—Shaping or impregnating by compression not applied
    • B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
    • B29C70/46—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
    • B29C70/48—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs and impregnating the reinforcements in the closed mould, e.g. resin transfer moulding [RTM], e.g. by vacuum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D24/00—Producing articles with hollow walls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D24/00—Producing articles with hollow walls
    • B29D24/002—Producing articles with hollow walls formed with structures, e.g. cores placed between two plates or sheets, e.g. partially filled
    • B29D24/008—Producing articles with hollow walls formed with structures, e.g. cores placed between two plates or sheets, e.g. partially filled the structure having hollow ridges, ribs or cores
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B15/00—Superstructures, deckhouses, wheelhouses or the like; Arrangements or adaptations of masts or spars, e.g. bowsprits
    • B63B15/0083—Masts for sailing ships or boats
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/10—Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies
    • B29C43/12—Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies using bags surrounding the moulding material or using membranes contacting the moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulding By Coating Moulds (AREA)

Abstract

A lightweight reinforced moulded plastic article is formed by wrapping fibrous mats around hollow bodies and locating them in a mould. A plastic resin is then injected into the mould to impregnate the mats and encapsulate the bodies.
FR7324887A 1973-07-06 1973-07-06 Light weight plastic moulded article has encapsulated hollow bodies - wrapped in fibrous matting Granted FR2235785A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7324887A FR2235785A1 (en) 1973-07-06 1973-07-06 Light weight plastic moulded article has encapsulated hollow bodies - wrapped in fibrous matting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7324887A FR2235785A1 (en) 1973-07-06 1973-07-06 Light weight plastic moulded article has encapsulated hollow bodies - wrapped in fibrous matting

Publications (2)

Publication Number Publication Date
FR2235785A1 true FR2235785A1 (en) 1975-01-31
FR2235785B1 FR2235785B1 (en) 1977-05-13

Family

ID=9122200

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7324887A Granted FR2235785A1 (en) 1973-07-06 1973-07-06 Light weight plastic moulded article has encapsulated hollow bodies - wrapped in fibrous matting

Country Status (1)

Country Link
FR (1) FR2235785A1 (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2460195A1 (en) * 1979-07-02 1981-01-23 Ferrary J P METHOD FOR MANUFACTURING CYCLE RIM OR CYCLOMOTOR RIM
FR2483605A1 (en) * 1980-06-03 1981-12-04 Veglia E D High precision turbine flow meter for low flow rates - has average density made equal to that of fluid using hollow particulate matter and synthetic resin
EP0243751A2 (en) * 1986-04-21 1987-11-04 The Budd Company A method of forming an integral reinforced structure having sections extending in different directions
FR2671757A1 (en) * 1990-12-07 1992-07-24 Petijean Thierry Elongate hollow structures made of composite materials and methods of manufacture
FR2689445A1 (en) * 1992-04-03 1993-10-08 Aenpc Composite material braced panel mfr. for compression resistance - by inflating tubes surrounded by composite material, to form bracing between panel faces, in mould, and reacting composite material to freeze shape formed
WO1994019175A1 (en) * 1993-02-23 1994-09-01 Germina Sport-Equipment Gmbh Process for making a hollow ski and hollow ski made thereby
WO1997025197A1 (en) * 1996-01-10 1997-07-17 Fra.Mo Snc Di Franca Riva & C Sheet material
EP1459873A2 (en) * 2003-03-20 2004-09-22 The Boeing Company Molding process and apparatus for producing unified composite structures
WO2010133216A3 (en) * 2009-05-20 2011-06-23 Biostructure Gmbh Method for producing a component made of a fiber composite material and isobaric reservoir produced thereby

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1271024A (en) * 1959-04-08 1961-09-08 Process and device for the manufacture of closed hollow bodies, in synthetic material reinforced with fibrous elements
FR1275401A (en) * 1956-11-02 1961-11-10 Frames, in particular window frames, panel frames and the like, as well as their preparation and method of manufacture

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1275401A (en) * 1956-11-02 1961-11-10 Frames, in particular window frames, panel frames and the like, as well as their preparation and method of manufacture
FR1271024A (en) * 1959-04-08 1961-09-08 Process and device for the manufacture of closed hollow bodies, in synthetic material reinforced with fibrous elements

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2460195A1 (en) * 1979-07-02 1981-01-23 Ferrary J P METHOD FOR MANUFACTURING CYCLE RIM OR CYCLOMOTOR RIM
FR2483605A1 (en) * 1980-06-03 1981-12-04 Veglia E D High precision turbine flow meter for low flow rates - has average density made equal to that of fluid using hollow particulate matter and synthetic resin
EP0243751A2 (en) * 1986-04-21 1987-11-04 The Budd Company A method of forming an integral reinforced structure having sections extending in different directions
EP0243751A3 (en) * 1986-04-21 1989-03-08 The Budd Company A method of forming an integral reinforced structure having sections extending in different directions
FR2671757A1 (en) * 1990-12-07 1992-07-24 Petijean Thierry Elongate hollow structures made of composite materials and methods of manufacture
FR2689445A1 (en) * 1992-04-03 1993-10-08 Aenpc Composite material braced panel mfr. for compression resistance - by inflating tubes surrounded by composite material, to form bracing between panel faces, in mould, and reacting composite material to freeze shape formed
WO1994019175A1 (en) * 1993-02-23 1994-09-01 Germina Sport-Equipment Gmbh Process for making a hollow ski and hollow ski made thereby
WO1997025197A1 (en) * 1996-01-10 1997-07-17 Fra.Mo Snc Di Franca Riva & C Sheet material
AU723193B2 (en) * 1996-01-10 2000-08-17 Fra.Mo. Snc Di Franca Riva & C. Sheet material
US6168739B1 (en) 1996-01-10 2001-01-02 Fra. Mo Snc Di Franca Riva & C Sheet material
EP1459873A2 (en) * 2003-03-20 2004-09-22 The Boeing Company Molding process and apparatus for producing unified composite structures
EP1459873A3 (en) * 2003-03-20 2007-09-05 The Boeing Company Molding process and apparatus for producing unified composite structures
WO2010133216A3 (en) * 2009-05-20 2011-06-23 Biostructure Gmbh Method for producing a component made of a fiber composite material and isobaric reservoir produced thereby

Also Published As

Publication number Publication date
FR2235785B1 (en) 1977-05-13

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Legal Events

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