DE3504378A1 - Profilkoerperkonstruktion und verfahren zur herstellung derselben - Google Patents
Profilkoerperkonstruktion und verfahren zur herstellung derselbenInfo
- Publication number
- DE3504378A1 DE3504378A1 DE19853504378 DE3504378A DE3504378A1 DE 3504378 A1 DE3504378 A1 DE 3504378A1 DE 19853504378 DE19853504378 DE 19853504378 DE 3504378 A DE3504378 A DE 3504378A DE 3504378 A1 DE3504378 A1 DE 3504378A1
- Authority
- DE
- Germany
- Prior art keywords
- profile body
- wall
- support device
- layers
- body construction
- 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- Withdrawn
Links
- 238000010276 construction Methods 0.000 title claims description 21
- 238000004519 manufacturing process Methods 0.000 title claims description 17
- 239000000463 material Substances 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 23
- 239000002131 composite material Substances 0.000 claims description 15
- 229920002635 polyurethane Polymers 0.000 claims description 12
- 239000004814 polyurethane Substances 0.000 claims description 12
- 238000013016 damping Methods 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 239000003822 epoxy resin Substances 0.000 claims description 6
- 239000011888 foil Substances 0.000 claims description 6
- 229910002804 graphite Inorganic materials 0.000 claims description 6
- 239000010439 graphite Substances 0.000 claims description 6
- 229920000647 polyepoxide Polymers 0.000 claims description 6
- 230000000295 complement effect Effects 0.000 claims description 5
- 229920001971 elastomer Polymers 0.000 claims description 5
- 239000000806 elastomer Substances 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 230000002787 reinforcement Effects 0.000 claims description 5
- 239000013536 elastomeric material Substances 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920001187 thermosetting polymer Polymers 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims 8
- 229910052799 carbon Inorganic materials 0.000 claims 4
- 238000005299 abrasion Methods 0.000 claims 2
- 239000007789 gas Substances 0.000 description 7
- 238000000465 moulding Methods 0.000 description 7
- 238000003825 pressing Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- VVCMGAUPZIKYTH-VGHSCWAPSA-N 2-acetyloxybenzoic acid;[(2s,3r)-4-(dimethylamino)-3-methyl-1,2-diphenylbutan-2-yl] propanoate;1,3,7-trimethylpurine-2,6-dione Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O.CN1C(=O)N(C)C(=O)C2=C1N=CN2C.C([C@](OC(=O)CC)([C@H](C)CN(C)C)C=1C=CC=CC=1)C1=CC=CC=C1 VVCMGAUPZIKYTH-VGHSCWAPSA-N 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 3
- 238000004382 potting Methods 0.000 description 3
- 238000005488 sandblasting Methods 0.000 description 3
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 229920002449 FKM Polymers 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000000748 compression moulding Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000011417 postcuring Methods 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 239000004945 silicone rubber Substances 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 239000002318 adhesion promoter Substances 0.000 description 1
- 239000004840 adhesive resin Substances 0.000 description 1
- 229920006223 adhesive resin Polymers 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 210000001747 pupil Anatomy 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000001338 self-assembly Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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
- 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
- B29C70/74—Moulding material on a relatively small portion of the preformed part, e.g. outsert moulding
-
- 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
-
- 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
- B29D99/0028—Producing blades or the like, e.g. blades for turbines, propellers, or wings hollow blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/28—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer comprising a deformed thin sheet, i.e. the layer having its entire thickness deformed out of the plane, e.g. corrugated, crumpled
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/28—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer impregnated with or embedded in a plastic substance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
- B64C11/16—Blades
- B64C11/20—Constructional features
- B64C11/26—Fabricated blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
- B29K2105/0809—Fabrics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
- B32B2260/021—Fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/04—Impregnation, embedding, or binder material
- B32B2260/046—Synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/101—Glass fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/106—Carbon fibres, e.g. graphite fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/56—Damping, energy absorption
-
- 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
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Aviation & Aerospace Engineering (AREA)
- Architecture (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US57963284A | 1984-02-13 | 1984-02-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3504378A1 true DE3504378A1 (de) | 1985-08-14 |
Family
ID=24317706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19853504378 Withdrawn DE3504378A1 (de) | 1984-02-13 | 1985-02-08 | Profilkoerperkonstruktion und verfahren zur herstellung derselben |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS60198304A (fr) |
| DE (1) | DE3504378A1 (fr) |
| FR (1) | FR2559422B1 (fr) |
| GB (1) | GB2154286A (fr) |
| IT (1) | IT1183344B (fr) |
Families Citing this family (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5056738A (en) * | 1989-09-07 | 1991-10-15 | General Electric Company | Damper assembly for a strut in a jet propulsion engine |
| FR2656340B1 (fr) * | 1989-12-22 | 1994-05-06 | Isofran | Ame textile, procede de fabrication et produit composite obtenu avec une telle ame textile. |
| GB9024387D0 (en) * | 1990-11-09 | 1991-01-02 | British Aerospace | Carbon fibre composite wing manufacture |
| US5141400A (en) * | 1991-01-25 | 1992-08-25 | General Electric Company | Wide chord fan blade |
| US5129787A (en) * | 1991-02-13 | 1992-07-14 | United Technologies Corporation | Lightweight propulsor blade with internal spars and rigid base members |
| JP2808500B2 (ja) * | 1991-08-23 | 1998-10-08 | 三菱重工業株式会社 | ガスタービンの中空ファン動翼 |
| GB9202982D0 (en) * | 1992-02-13 | 1992-03-25 | Preci Spark Ltd | Reinforced vane |
| US5509783A (en) * | 1993-02-09 | 1996-04-23 | Preci-Spark, Ltd. | Reinforced vane |
| US5885059A (en) * | 1996-12-23 | 1999-03-23 | Sikorsky Aircraft Corporation | Composite tip cap assembly for a helicopter main rotor blade |
| FR2760398B1 (fr) * | 1997-03-06 | 1999-04-16 | Snecma | Procede de realisation de pieces creuses de precision en materiau composite |
| AU2411999A (en) * | 1998-02-24 | 1999-09-15 | Lm Glasfiber A/S | Wind turbine blade |
| DE19959598A1 (de) * | 1999-12-10 | 2001-06-13 | Rolls Royce Deutschland | Verfahren zum Herstellen einer Schaufel einer Strömungsmaschine |
| GB0003029D0 (en) * | 2000-02-11 | 2000-03-29 | British Aerospace | A method of reinforcing a laminated member such as a skin for an aircraft |
| WO2003093101A1 (fr) * | 2002-04-29 | 2003-11-13 | Rolls-Royce Naval Marine, Inc. | Helice |
| GB2402716B (en) | 2003-06-10 | 2006-08-16 | Rolls Royce Plc | A damped aerofoil structure |
| US7481573B2 (en) * | 2005-06-30 | 2009-01-27 | Spx Corporation | Mixing impeller with pre-shaped tip elements |
| US7740910B2 (en) * | 2006-11-27 | 2010-06-22 | Lockheed Martin Corporation | Method for epoxy application control overpresses |
| US20080159851A1 (en) * | 2006-12-29 | 2008-07-03 | Thomas Ory Moniz | Guide Vane and Method of Fabricating the Same |
| GB0717009D0 (en) * | 2007-09-01 | 2007-10-10 | Rolls Royce Plc | A component structure |
| GB0822909D0 (en) | 2008-12-17 | 2009-01-21 | Rolls Royce Plc | Airfoil |
| EP2369134A1 (fr) * | 2010-03-12 | 2011-09-28 | Industria de Turbo Propulsores S.A. | Aude de turbine avec des cavités pour la réduction du poid et des vibrations |
| JP5660883B2 (ja) * | 2010-12-22 | 2015-01-28 | 三菱日立パワーシステムズ株式会社 | 蒸気タービンの静翼、蒸気タービン |
| FR2974593B1 (fr) * | 2011-04-28 | 2015-11-13 | Snecma | Moteur a turbine comportant une protection metallique d'une piece composite |
| JP5205499B2 (ja) * | 2011-08-11 | 2013-06-05 | 橋田技研工業株式会社 | 蒸気タービン用静翼の製造法 |
| US10260372B2 (en) * | 2015-01-29 | 2019-04-16 | United Technologies Corporation | Vibration damping assembly and method of damping vibration in a gas turbine engine |
| CN107539461A (zh) * | 2016-06-29 | 2018-01-05 | 山东龙翼航空科技有限公司 | 一种无人机用螺旋桨 |
| US20180086429A1 (en) * | 2016-09-28 | 2018-03-29 | The Boeing Company | Airfoil-Shaped Body Having Composite Base Skin with Integral Hat-Shaped Spar |
| US10167076B1 (en) * | 2017-12-12 | 2019-01-01 | Kitty Hawk Corporation | Corrugated lift fan rotor |
| CN110953112B (zh) * | 2018-09-27 | 2021-03-23 | 大连理工大学 | 一种垂直轴叶片及其成型方法 |
| CN111941896A (zh) * | 2020-07-27 | 2020-11-17 | 明阳智慧能源集团股份公司 | 一种提升风力发电机叶片阻尼性能的方法 |
| RU2763086C1 (ru) * | 2020-10-22 | 2021-12-27 | Акционерное общество "Центр судоремонта "Звездочка" (АО "ЦС "Звездочка") | Способ изготовления гребного винта |
| US20220347949A1 (en) * | 2021-04-28 | 2022-11-03 | Safran Aircraft Engines | Device for shaping a fibrous preform for producing a bladed part of a turbomachine |
| CN115324931B (zh) * | 2021-05-11 | 2024-01-30 | 中国航发商用航空发动机有限责任公司 | 风扇叶片、风扇转子组件和航空发动机 |
| US12014712B2 (en) | 2021-09-02 | 2024-06-18 | Rohr, Inc. | Corrugated acoustic stiffening devices and methods |
| US11993388B2 (en) | 2021-09-02 | 2024-05-28 | Rohr, Inc. | Corrugated stiffening devices utilizing peaks and valleys and methods of manufacture |
| US11780179B2 (en) * | 2021-09-02 | 2023-10-10 | Rohr, Inc. | Thermoplastic composite panel with corrugated peaks and troughs stiffening systems and methods |
| FR3128156B1 (fr) * | 2021-10-20 | 2023-11-17 | Safran | Procédé de fabrication d’une aube comprenant une cavité renforcée |
| FR3128155B1 (fr) * | 2021-10-20 | 2023-11-10 | Safran | Procédé de fabrication d’une aube comprenant une cavité renforcée |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB577790A (en) * | 1938-08-29 | 1946-05-31 | Norman Adrian De Bruyne | Improvements relating to the manufacture of light non-metallic structural material or components |
| US2642263A (en) * | 1951-01-05 | 1953-06-16 | Westinghouse Electric Corp | Blade apparatus |
| GB778685A (en) * | 1953-11-20 | 1957-07-10 | Bristol Aircraft Ltd | Improvements in or relating to the construction and manufacture of aerofoils and thelike |
| US3095180A (en) * | 1959-03-05 | 1963-06-25 | Stalker Corp | Blades for compressors, turbines and the like |
| US3357850A (en) * | 1963-05-09 | 1967-12-12 | Gen Electric | Vibration damping turbomachinery blade |
| US3365124A (en) * | 1966-02-21 | 1968-01-23 | Gen Electric | Compressor structure |
| DE1776015A1 (de) * | 1968-09-04 | 1971-09-16 | Daimler Benz Ag | Turbinenschaufel |
| US3695778A (en) * | 1970-09-18 | 1972-10-03 | Trw Inc | Turbine blade |
| US4221539A (en) * | 1977-04-20 | 1980-09-09 | The Garrett Corporation | Laminated airfoil and method for turbomachinery |
| FR2453294A1 (fr) * | 1979-04-04 | 1980-10-31 | Snecma | Dispositif de fixation d'aubes sur un rotor de compresseur pour turbo-reacteur |
-
1985
- 1985-02-04 GB GB08502793A patent/GB2154286A/en not_active Withdrawn
- 1985-02-06 FR FR8501662A patent/FR2559422B1/fr not_active Expired
- 1985-02-08 DE DE19853504378 patent/DE3504378A1/de not_active Withdrawn
- 1985-02-13 IT IT19493/85A patent/IT1183344B/it active
- 1985-02-13 JP JP60024600A patent/JPS60198304A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB2154286A (en) | 1985-09-04 |
| GB8502793D0 (en) | 1985-03-06 |
| JPS60198304A (ja) | 1985-10-07 |
| FR2559422B1 (fr) | 1987-01-16 |
| IT1183344B (it) | 1987-10-22 |
| FR2559422A1 (fr) | 1985-08-16 |
| IT8519493A0 (it) | 1985-02-13 |
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