NL7176C - - Google Patents
Info
- Publication number
- NL7176C NL7176C NL7176DA NL7176C NL 7176 C NL7176 C NL 7176C NL 7176D A NL7176D A NL 7176DA NL 7176 C NL7176 C NL 7176C
- Authority
- NL
- Netherlands
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/06—Rotors
- F03D1/0608—Rotors characterised by their aerodynamic shape
- F03D1/0633—Rotors characterised by their aerodynamic shape of the blades
- F03D1/0641—Rotors characterised by their aerodynamic shape of the blades of the section profile of the blades, i.e. aerofoil profile
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2240/00—Components
- F05B2240/20—Rotors
- F05B2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
- F05B2240/301—Cross-section characteristics
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DK505732X | 1918-07-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7176C true NL7176C (ja) |
Family
ID=8151181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7176D NL7176C (ja) | 1918-07-17 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US1467699A (ja) |
| FR (1) | FR505732A (ja) |
| NL (1) | NL7176C (ja) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL184173B (nl) * | 1977-02-19 | 1988-12-01 | Univ Gakko Hojin Tokai | Windenergieturbine van het type met vertikale as. |
| US4264279A (en) * | 1978-05-12 | 1981-04-28 | Dereng Viggo G | Fixed geometry self starting transverse axis wind turbine |
| DE3234170C2 (de) * | 1981-10-26 | 1985-04-11 | Öko-Energie AG, Zürich | Windkraftanlage mit mindestens einem um eine Drehachse drehbaren Flügel |
| US4641796A (en) * | 1983-09-30 | 1987-02-10 | The Boeing Company | Airfoil |
| EP0945625B1 (en) * | 1998-03-23 | 2004-03-03 | SPAL S.r.l. | Axial flow fan |
| DE69820853T2 (de) * | 1998-03-23 | 2004-11-18 | Spal S.R.L., Correggio | Axiallüfter |
| JP3451085B1 (ja) * | 2002-09-20 | 2003-09-29 | 常夫 野口 | 風力発電用の風車 |
| US7393177B2 (en) * | 2005-11-04 | 2008-07-01 | Rahai Hamid R | Vertical axis wind turbine with optimized blade profile |
| US8070449B2 (en) * | 2008-04-29 | 2011-12-06 | Absolute Turn, Inc. | Wind turbine |
| US8550786B2 (en) * | 2009-12-11 | 2013-10-08 | Peter Janiuk | Vertical axis wind turbine with self-starting capabilities |
-
0
- NL NL7176D patent/NL7176C/xx active
-
1919
- 1919-06-25 US US306688D patent/US1467699A/en not_active Expired - Lifetime
- 1919-07-12 FR FR505732A patent/FR505732A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US1467699A (en) | 1923-09-11 |
| FR505732A (fr) | 1920-08-05 |