NL6908929A - - Google Patents
Info
- Publication number
- NL6908929A NL6908929A NL6908929A NL6908929A NL6908929A NL 6908929 A NL6908929 A NL 6908929A NL 6908929 A NL6908929 A NL 6908929A NL 6908929 A NL6908929 A NL 6908929A NL 6908929 A NL6908929 A NL 6908929A
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/78—Making other particular articles propeller blades; turbine blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H1/00—Propulsive elements directly acting on water
- B63H1/02—Propulsive elements directly acting on water of rotary type
- B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
- B63H1/14—Propellers
- B63H1/26—Blades
-
- 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
- B64C11/24—Hollow blades
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Ocean & Marine Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9539/68A SE315526B (https=) | 1968-07-11 | 1968-07-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6908929A true NL6908929A (https=) | 1970-01-13 |
Family
ID=20276915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6908929A NL6908929A (https=) | 1968-07-11 | 1969-06-11 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3647318A (https=) |
| CH (1) | CH496572A (https=) |
| DE (2) | DE1935377A1 (https=) |
| DK (1) | DK128154B (https=) |
| ES (1) | ES369002A1 (https=) |
| FI (1) | FI50601C (https=) |
| FR (1) | FR2012786A1 (https=) |
| GB (1) | GB1270992A (https=) |
| NL (1) | NL6908929A (https=) |
| NO (1) | NO119861C (https=) |
| SE (1) | SE315526B (https=) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4474536A (en) * | 1980-04-09 | 1984-10-02 | Gougeon Brothers, Inc. | Wind turbine blade joint assembly and method of making wind turbine blades |
| GB2254892A (en) * | 1991-04-16 | 1992-10-21 | Gen Electric | Hollow airfoil. |
| US5253824A (en) * | 1991-04-16 | 1993-10-19 | General Electric Company | Hollow core airfoil |
| FR2695163B1 (fr) * | 1992-09-02 | 1994-10-28 | Snecma | Aube creuse pour turbomachine et son procédé de fabrication. |
| DE4315600C2 (de) * | 1993-05-11 | 1996-07-25 | Daimler Benz Aerospace Airbus | Tragstruktur für eine aerodynamische Fläche |
| US5439354A (en) * | 1993-06-15 | 1995-08-08 | General Electric Company | Hollow airfoil impact resistance improvement |
| ITMI20051001A1 (it) * | 2005-05-27 | 2006-11-28 | Fb Design Srl | Elica per imbarcazioni e metodo per il suo assemblaggio |
| US7517198B2 (en) * | 2006-03-20 | 2009-04-14 | Modular Wind Energy, Inc. | Lightweight composite truss wind turbine blade |
| CN102046462B (zh) * | 2008-06-09 | 2013-08-21 | 联邦国有制企业“圣彼得堡Malakhit机械制造海事局” | 船舶螺旋桨的中空叶片 |
| JP5656861B2 (ja) | 2008-12-05 | 2015-01-21 | モジュラー ウィンド エナジー インコーポレイテッド | 効率が良い風力タービンブレード、風力タービンブレードの構造、ならびに、関連したシステム、および、製造、組み立て、および、使用の方法 |
| US9500179B2 (en) | 2010-05-24 | 2016-11-22 | Vestas Wind Systems A/S | Segmented wind turbine blades with truss connection regions, and associated systems and methods |
| CN102734218B (zh) * | 2012-06-27 | 2014-10-22 | 中国航空工业集团公司沈阳发动机设计研究所 | 一种宽弦空心叶片结构设计方法 |
| CN103661897B (zh) * | 2014-01-03 | 2016-08-17 | 武汉大学 | 一种生态环保的船舰动力装置保护系统 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2015332A (en) * | 1933-01-10 | 1935-09-24 | Voith Gmbh J M | Hydraulic machine |
| GB669745A (en) * | 1949-01-13 | 1952-04-09 | Richardsons Westgarth & Co | Improvements in and relating to marine propellers |
| US3359936A (en) * | 1966-06-23 | 1967-12-26 | Wilson Shipyard Inc | Hydrofoil |
-
1968
- 1968-07-11 SE SE9539/68A patent/SE315526B/xx unknown
-
1969
- 1969-06-05 FI FI691678A patent/FI50601C/fi active
- 1969-06-11 NL NL6908929A patent/NL6908929A/xx unknown
- 1969-06-12 CH CH897669A patent/CH496572A/de not_active IP Right Cessation
- 1969-06-18 NO NO252169A patent/NO119861C/no unknown
- 1969-07-01 ES ES369002A patent/ES369002A1/es not_active Expired
- 1969-07-09 US US840378A patent/US3647318A/en not_active Expired - Lifetime
- 1969-07-10 GB GB34819/69A patent/GB1270992A/en not_active Expired
- 1969-07-10 DK DK372669AA patent/DK128154B/da unknown
- 1969-07-11 DE DE19691935377 patent/DE1935377A1/de active Pending
- 1969-07-11 FR FR6923865A patent/FR2012786A1/fr not_active Withdrawn
- 1969-07-11 DE DE6927540U patent/DE6927540U/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2012786A1 (https=) | 1970-03-20 |
| DE6927540U (de) | 1971-10-14 |
| NO119861C (https=) | 1974-09-20 |
| DE1935377A1 (de) | 1970-03-05 |
| NO119861B (https=) | 1970-07-13 |
| FI50601C (fi) | 1976-05-10 |
| SE315526B (https=) | 1969-09-29 |
| GB1270992A (en) | 1972-04-19 |
| DK128154B (da) | 1974-03-11 |
| FI50601B (https=) | 1976-02-02 |
| US3647318A (en) | 1972-03-07 |
| ES369002A1 (es) | 1971-07-16 |
| CH496572A (de) | 1970-09-30 |