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BERG PROPULSION TECHNOLOGY AB
| BERG PROPULSION TECHNOLOGY AB Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20110189909 | ADJUSTABLE PROPELLER ARRANGEMENT AND A METHOD OF DISTRIBUTING FLUID TO AND/OR FROM SUCH AN ADJUSTABLE PROPELLER ARRANGEMENT - The present invention relates to an adjustable propeller arrangement comprising a drive shaft extending in a longitudinal direction and an adjustable propeller connected to the drive shaft. The adjustable propeller comprises at least one propeller blade and an adjusting member connected to the at least one propeller blade such that the pitch if the at least one propeller blade is controlled by the position, in the longitudinal direction, of the adjusting member. The arrangement comprises a conduit assembly which in turn comprises a duct located outside of the drive shaft and the conduit assembly further comprises a first conduit portion extending at least partially within the drive shaft. The conduit assembly is adapted to provide a fluid communication between the adjustable propeller and the duct. | 08-04-2011 |
| 20110189018 | PROPELLER - The present invention relates to a propeller comprising a boss with a boss diameter and at least one propeller blade. The propeller further comprises an adjusting member, adapted to be displaced along a first dimension, and a transformation arrangement connecting the adjusting member to the propeller blade such that a displacement, in the first dimension, of the adjusting member results in a change in the pitch of the propeller blade. The transformation arrangement comprises a slot comprising a slot portion with a slot center extending in a slot extension direction which direction is arcuate with a radius of curvature. The transformation arrangement further comprises a control element slidably engaged with at least the slot portion. | 08-04-2011 |