FR502874A - Improvements to propellers - Google Patents
Improvements to propellersInfo
- Publication number
- FR502874A FR502874A FR502874A FR502874DA FR502874A FR 502874 A FR502874 A FR 502874A FR 502874 A FR502874 A FR 502874A FR 502874D A FR502874D A FR 502874DA FR 502874 A FR502874 A FR 502874A
- Authority
- FR
- France
- Prior art keywords
- propellers
- 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
Links
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
- B27M3/00—Manufacture or reconditioning of specific semi-finished or finished articles
- B27M3/10—Manufacture or reconditioning of specific semi-finished or finished articles of airscrew blades
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Aviation & Aerospace Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR127020X | 1916-04-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR502874A true FR502874A (en) | 1920-05-28 |
Family
ID=32339310
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR502874A Expired FR502874A (en) | 1916-04-06 | 1916-04-06 | Improvements to propellers |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR502874A (en) |
GB (1) | GB127020A (en) |
-
1916
- 1916-04-06 FR FR502874A patent/FR502874A/en not_active Expired
-
1917
- 1917-03-02 GB GB3133/17A patent/GB127020A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB127020A (en) | 1919-05-29 |
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