Patent DE-1911-285227
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Rotatable wings which swing out or in from the fuselage.
- Diagram much like his other patents
Inventor location: Wilmington, North Carolina
Sources
- Archive record of this patent at the Lilienthal museum patents
- DPMA
- Original patent document and bibliography entry on espacenet
| Year filed | 1911 |
|---|---|
| Year granted | 1915 |
| Office | DE |
| Patent number | 285227 |
| Inventors | David Palmgren |
| Inventor country | US |
| Applicant person | David Palmgren |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | Yes |
| Original title | Flugmaschine mit an der Tragfläche mittels Scharniere drehbar angeordneten Flügeln |
| English title | Flying machine with rotatable airfoils to the wings by hinges |
| Tech fields | airfoil |
| Filing date | January 19, 1911 |
| Full specification filed date | |
| Application number | |
| Grant date | June 24, 1915 |
| Granted? | Yes |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | Yes |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | DE 77h.5 |
| IPCs | IPC B64C3/42 |
| CPCs | CPC B64C3/42 |
| Family year | 1911 |
| First filing? | No |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | |
| INPADOC family ID | |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 2 |
| Number of claims | 1 |
