Patent FR-1915-483013
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- Tech class: CPC B64C11/36: Blade pitch-changing mechanisms mechanical non-automatic
- Inventor location:
Patent family descending from Patent CH-1915-72132
- Patent CH-1915-72132 (English title: Device for adjusting the propeller blades in order to change their efficiency, National tech categories: CH 129c)
- Patent GB-1915-11834 (English title: A Device for Enabling the Angle of Propeller Blades to be Adjusted, Supplementary to patent: Patent CH-1915-72132)
- Patent FR-1915-483013 (English title: Device for straightening the blades of propulsion propellers to change the efficiency, Supplementary to patent: Patent CH-1915-72132, National tech categories: FR 6.4)
Sources
- Original patent document and bibliography entry on espacenet
- on google patents
| Year filed | 1915 |
|---|---|
| Year granted | 1917 |
| Office | FR |
| Patent number | 483013 |
| Inventors | François Schwendimann |
| Inventor country | CH |
| Applicant person | François Schwendimann |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Dispositif pour redresser les pales des hélices propulsives à l'effet d'en changer le rendement |
| English title | Device for straightening the blades of propulsion propellers to change the efficiency |
| Tech fields | |
| Filing date | 1915-09-18 |
| Full specification filed date | |
| Application number | 483013D |
| Grant date | 1917-02-27 |
| Granted? | 1 |
| Publication date | 1917-05-23 |
| Supplementary to patent | Patent CH-1915-72132 |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | P. Follin |
| Assigned to | |
| National tech categories | FR 6.4 |
| IPCs | IPC B64C11/36 |
| CPCs | CPC B64C11/36 |
| Family year | 1915 |
| First filing? | 0 |
| Cites these patents | |
| Citations from after 1930 | 0 |
| Application ID | 19300436 |
| INPADOC family ID | 5364996 |
| Number of text pages | 2 |
| Number of diagram pages | 1 |
| Number of figures | 2 |
| Number of claims | 3 |
