EP2989003A4 - Stiffening element run-out - Google Patents

Stiffening element run-out

Info

Publication number
EP2989003A4
EP2989003A4 EP13882746.4A EP13882746A EP2989003A4 EP 2989003 A4 EP2989003 A4 EP 2989003A4 EP 13882746 A EP13882746 A EP 13882746A EP 2989003 A4 EP2989003 A4 EP 2989003A4
Authority
EP
European Patent Office
Prior art keywords
stiffening element
element run
run
stiffening
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.)
Withdrawn
Application number
EP13882746.4A
Other languages
German (de)
French (fr)
Other versions
EP2989003A1 (en
Inventor
Stefan Gustavsson
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.)
Saab AB
Original Assignee
Saab AB
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 Saab AB filed Critical Saab AB
Publication of EP2989003A1 publication Critical patent/EP2989003A1/en
Publication of EP2989003A4 publication Critical patent/EP2989003A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C3/00—Wings
    • B64C3/20—Integral or sandwich constructions
    • 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
    • B29C70/304—In-plane lamination by juxtaposing or interleaving of plies, e.g. scarf joining
    • 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
    • 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
    • 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
    • B29D99/001—Producing wall or panel-like structures, e.g. for hulls, fuselages, or buildings
    • B29D99/0014—Producing wall or panel-like structures, e.g. for hulls, fuselages, or buildings provided with ridges or ribs, e.g. joined ribs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C3/00—Wings
    • B64C3/18—Spars; Ribs; Stringers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C3/00—Wings
    • B64C3/26—Construction, shape, or attachment of separate skins, e.g. panels
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/40—Weight reduction
EP13882746.4A 2013-04-25 2013-04-25 Stiffening element run-out Withdrawn EP2989003A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE2013/050462 WO2014175798A1 (en) 2013-04-25 2013-04-25 Stiffening element run-out

Publications (2)

Publication Number Publication Date
EP2989003A1 EP2989003A1 (en) 2016-03-02
EP2989003A4 true EP2989003A4 (en) 2016-12-07

Family

ID=51792207

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13882746.4A Withdrawn EP2989003A4 (en) 2013-04-25 2013-04-25 Stiffening element run-out

Country Status (2)

Country Link
EP (1) EP2989003A4 (en)
WO (1) WO2014175798A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018055647A1 (en) * 2016-09-23 2018-03-29 LEONARDO S.p.A Method for manufacturing integrated composite-material structures using a modular apparatus
US11597168B2 (en) 2018-10-05 2023-03-07 Fukui Prefectural Government Thin-layer tape automated lamination method and device
EP3894189B1 (en) 2018-12-10 2023-09-27 Vestas Wind Systems A/S Wind turbine blade shear web, method of manufacture and wind turbine blade
CN113165282B (en) 2018-12-10 2023-09-05 维斯塔斯风力系统有限公司 Improvements relating to wind turbine blade manufacture
US11214349B2 (en) 2019-09-24 2022-01-04 The Boeing Company Stringers for aircraft skin structures and related methods

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080099613A1 (en) * 2006-10-26 2008-05-01 Ackermann James F Wing panel structure
GB2475523A (en) * 2009-11-20 2011-05-25 Gkn Aerospace Services Ltd Dual skinned structures
US20120052247A1 (en) * 2010-06-25 2012-03-01 The Boeing Company Composite structures having integrated stiffeners with smooth runouts and method of making the same
US20120100343A1 (en) * 2009-07-10 2012-04-26 Matteo Borghini-Lilli Stringer
US20120132748A1 (en) * 2010-11-29 2012-05-31 Axford Timothy Aircraft structure

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9713209D0 (en) * 1997-06-20 1997-08-27 British Aerospace Friction welding metal components
US6105902A (en) * 1997-07-15 2000-08-22 Mcdonnell Douglas Corporation Aircraft fuselage and method of forming same
GB0708333D0 (en) 2007-04-30 2007-06-06 Airbus Uk Ltd Composite structure
GB201016279D0 (en) * 2010-09-28 2010-11-10 Airbus Operations Ltd Stiffener run-out
ES2398985B1 (en) 2011-03-14 2014-02-14 Airbus Operations S.L. LOAD TRANSFER DEVICES IN THE TERMINATION OF A LARGUERILLO.

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080099613A1 (en) * 2006-10-26 2008-05-01 Ackermann James F Wing panel structure
US20120100343A1 (en) * 2009-07-10 2012-04-26 Matteo Borghini-Lilli Stringer
GB2475523A (en) * 2009-11-20 2011-05-25 Gkn Aerospace Services Ltd Dual skinned structures
US20120052247A1 (en) * 2010-06-25 2012-03-01 The Boeing Company Composite structures having integrated stiffeners with smooth runouts and method of making the same
US20120132748A1 (en) * 2010-11-29 2012-05-31 Axford Timothy Aircraft structure

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014175798A1 *

Also Published As

Publication number Publication date
EP2989003A1 (en) 2016-03-02
WO2014175798A1 (en) 2014-10-30

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