Patent BE-1914-266349
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« La génératrice passant par le centre du moyen divise les pales au tiers de leur largeur et de la contre-attaque, cette dernière étant parallèle à la génératrice. »
“The generator passing through the center of the means divides the blades to a third of their width and the counter-attack, the latter being parallel to the generator.”
Sources
- RdBdI Tome 62, 1914, January-August
- Inventor location: Courbevoie, département Seine, France
- Patent agent location: Brussels
Systaltic as defined by Merriam-Webster
Year filed | 1914 |
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Year granted | |
Office | BE |
Patent number | 266349 |
Inventors | Joseph Escaffre |
Inventor country | FR |
Applicant person | Joseph Escaffre |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | 1 |
Original title | Hélice à effets systaltiques |
English title | Propeller with systaltic effects, that is, marked by contraction and dilitation (dilation), pulsing |
Tech fields | Propellers, design, aerodynamics |
Filing date | 1914-04-04 |
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Granted? | 1 |
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Related to aircraft? | 1 |
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Patent agent | A. Wunderlich & Cie, Ingénieurs-Conseils |
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National tech categories | BE K |
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