DE700360C - - Google Patents
Info
- Publication number
- DE700360C DE700360C DE1938R0101319 DER0101319D DE700360C DE 700360 C DE700360 C DE 700360C DE 1938R0101319 DE1938R0101319 DE 1938R0101319 DE R0101319 D DER0101319 D DE R0101319D DE 700360 C DE700360 C DE 700360C
- Authority
- DE
- Germany
- Prior art keywords
- hollow
- carrier
- blade
- forged
- propeller
- 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
- 238000005242 forging Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 239000003351 stiffener Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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
- B64C11/24—Hollow blades
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Forging (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1938R0101319 DE700360C (enExample) | 1938-01-19 | 1938-01-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1938R0101319 DE700360C (enExample) | 1938-01-19 | 1938-01-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE700360C true DE700360C (enExample) | 1940-12-18 |
Family
ID=7420522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1938R0101319 Expired DE700360C (enExample) | 1938-01-19 | 1938-01-19 |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE700360C (enExample) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2450455A (en) * | 1944-09-13 | 1948-10-05 | Carl J Snyder | Hollow propeller blade |
| US2477113A (en) * | 1942-02-19 | 1949-07-26 | Autogiro Co Of America | Rotor blade for rotative winged aircraft |
| US2493139A (en) * | 1944-02-23 | 1950-01-03 | Smith Corp A O | Hollow steel propeller blade construction |
| US2511862A (en) * | 1950-06-20 | Propeller | ||
| US2535917A (en) * | 1945-08-04 | 1950-12-26 | Smith Corp A O | Propeller blade with a tubular backbone |
| US2561705A (en) * | 1942-08-08 | 1951-07-24 | Emil R Lochman | Propeller and method of propeller manufacture |
| US2574980A (en) * | 1947-06-05 | 1951-11-13 | Piasecki Helicopter Corp | Rotary wing blade |
| US2643725A (en) * | 1943-03-26 | 1953-06-30 | Smith Corp A O | Electrically welded hollow steel propeller blade and method of making same |
| US2647586A (en) * | 1945-07-30 | 1953-08-04 | Smith Corp A O | Wide hollow steel propeller blade and method of making the same |
-
1938
- 1938-01-19 DE DE1938R0101319 patent/DE700360C/de not_active Expired
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2511862A (en) * | 1950-06-20 | Propeller | ||
| US2477113A (en) * | 1942-02-19 | 1949-07-26 | Autogiro Co Of America | Rotor blade for rotative winged aircraft |
| US2561705A (en) * | 1942-08-08 | 1951-07-24 | Emil R Lochman | Propeller and method of propeller manufacture |
| US2643725A (en) * | 1943-03-26 | 1953-06-30 | Smith Corp A O | Electrically welded hollow steel propeller blade and method of making same |
| US2493139A (en) * | 1944-02-23 | 1950-01-03 | Smith Corp A O | Hollow steel propeller blade construction |
| US2450455A (en) * | 1944-09-13 | 1948-10-05 | Carl J Snyder | Hollow propeller blade |
| US2647586A (en) * | 1945-07-30 | 1953-08-04 | Smith Corp A O | Wide hollow steel propeller blade and method of making the same |
| US2535917A (en) * | 1945-08-04 | 1950-12-26 | Smith Corp A O | Propeller blade with a tubular backbone |
| US2574980A (en) * | 1947-06-05 | 1951-11-13 | Piasecki Helicopter Corp | Rotary wing blade |
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