FR857742A - Improvements to the propeller blades - Google Patents
Improvements to the propeller bladesInfo
- Publication number
- FR857742A FR857742A FR857742DA FR857742A FR 857742 A FR857742 A FR 857742A FR 857742D A FR857742D A FR 857742DA FR 857742 A FR857742 A FR 857742A
- Authority
- FR
- France
- Prior art keywords
- propeller blades
- propeller
- blades
- 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
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K3/00—Making engine or like machine parts not covered by sub-groups of B21K1/00; Making propellers or the like
- B21K3/04—Making engine or like machine parts not covered by sub-groups of B21K1/00; Making propellers or the like blades, e.g. for turbines; Upsetting of blade roots
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US857742XA | 1938-07-18 | 1938-07-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR857742A true FR857742A (en) | 1940-09-26 |
Family
ID=22193841
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR857742D Expired FR857742A (en) | 1938-07-18 | 1939-07-12 | Improvements to the propeller blades |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR857742A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1006729B (en) * | 1952-12-30 | 1957-04-18 | United Aircraft Corp | Method of making a propeller wing blank |
-
1939
- 1939-07-12 FR FR857742D patent/FR857742A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1006729B (en) * | 1952-12-30 | 1957-04-18 | United Aircraft Corp | Method of making a propeller wing blank |
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