ES357056A1 - Procedimiento para la fabricacion de paletas de rotor para aviones de alas rotativas. - Google Patents

Procedimiento para la fabricacion de paletas de rotor para aviones de alas rotativas.

Info

Publication number
ES357056A1
ES357056A1 ES357056A ES357056A ES357056A1 ES 357056 A1 ES357056 A1 ES 357056A1 ES 357056 A ES357056 A ES 357056A ES 357056 A ES357056 A ES 357056A ES 357056 A1 ES357056 A1 ES 357056A1
Authority
ES
Spain
Prior art keywords
preform
mould
shells
core
synthetic resin
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.)
Expired
Application number
ES357056A
Other languages
English (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.)
Bolkow GmbH
Original Assignee
Bolkow GmbH
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 Bolkow GmbH filed Critical Bolkow GmbH
Publication of ES357056A1 publication Critical patent/ES357056A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B29D99/00—Subject matter not provided for in other groups of this subclass
    • B29D99/0025—Producing blades or the like, e.g. blades for turbines, propellers, or wings
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/10—Applying counter-pressure during expanding
    • 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
    • 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
    • B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
    • B29C70/86—Incorporated in coherent impregnated reinforcing layers, e.g. by winding
    • B29C70/865—Incorporated in coherent impregnated reinforcing layers, e.g. by winding completely encapsulated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/473—Constructional features

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
ES357056A 1967-08-08 1968-08-08 Procedimiento para la fabricacion de paletas de rotor para aviones de alas rotativas. Expired ES357056A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB0093851 1967-08-08

Publications (1)

Publication Number Publication Date
ES357056A1 true ES357056A1 (es) 1970-03-01

Family

ID=6987198

Family Applications (1)

Application Number Title Priority Date Filing Date
ES357056A Expired ES357056A1 (es) 1967-08-08 1968-08-08 Procedimiento para la fabricacion de paletas de rotor para aviones de alas rotativas.

Country Status (2)

Country Link
ES (1) ES357056A1 (es)
GB (1) GB1185510A (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5013512A (en) * 1985-02-19 1991-05-07 Malmstroem Sven E Method of manufacturing an elongated structural member
SE446609B (sv) * 1985-02-19 1986-09-29 Sven Erik Malmstrom Sett att framstella produkt bestaende av poros kerna omgiven av fiberarmerad herdplast
GB2223711B (en) * 1985-02-19 1991-01-09 Sven Erik Malmstrom A method of manufacturing a elongate structural member.
GB2187672A (en) * 1986-01-17 1987-09-16 Advanced Composite Components Moulding fibre-reinforced articles
CN101844387B (zh) * 2010-05-28 2013-04-10 无锡韦伯风能技术有限公司 泡沫夹芯复合材料叶片及其制造工艺
US9102082B2 (en) 2010-07-21 2015-08-11 Siemens Aktiengesellschaft Mould assembly and method of closing a mould assembly
ITTO20110332A1 (it) * 2011-04-12 2012-10-13 Alenia Aeronautica Spa Procedimento per la fabbricazione di manufatti in materiale composito con struttura a sandwich a sezione chiusa

Also Published As

Publication number Publication date
GB1185510A (en) 1970-03-25

Similar Documents

Publication Publication Date Title
US3879245A (en) Method of making composite cored structures
US3349157A (en) Method of molding multi-laminate airfoil structures and the like
US2751237A (en) Hollow fiber reinforced resin products such as pipe fittings with molded internal threads and method of making same
US2202042A (en) Method of manufacturing hollow objects
US4292101A (en) Method of fabricating composite members
GB1507631A (en) Composite rotor blade
CN110978559A (zh) 一种碳纤维复合材料零件的制备方法
ES357056A1 (es) Procedimiento para la fabricacion de paletas de rotor para aviones de alas rotativas.
US4393024A (en) Method of producing a racket frame
FR2112808A5 (en) Fibre reinforced plastics mouldings prepn
JPH0374903B2 (es)
ES8507582A1 (es) Procedimiento para la fabricacion de articulos compuestos de fibras o filamentos aglomerados
FR2336229B3 (es)
GB1304015A (es)
US3442998A (en) Method for making impregnated fiber articles
GB1192963A (en) Bowling Pin
BR8700806A (pt) Dispositivo para moldar por injecao preformas tubulares em materia termoplastica
GB1498892A (en) Racket manufacture
US2514597A (en) Method of making articles from plastic materials
GB2015414A (en) Forming oriented fiber reinforced thermoplastic composite articles
JPS57156234A (en) Preparing molded object
JPS5476A (en) Molding of fiber-reinforced thermosetting resin
US3112520A (en) Hydrosqueegee press
US1911566A (en) Hard rubber
GB1159212A (en) Polyurethane Materials