US 11,912,391 B2
Asymmetrically shaped flanking rudders
Ron Moerbe, Port Arthur, TX (US)
Assigned to MBLH MARINE, LLC, Port Arthur, TX (US)
Filed by MBLH MARINE, LLC, Port Arthur, TX (US)
Filed on Aug. 15, 2022, as Appl. No. 17/819,889.
Application 17/819,889 is a continuation of application No. 17/013,200, filed on Sep. 4, 2020, granted, now 11,414,169.
Prior Publication US 2023/0075242 A1, Mar. 9, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. B63H 25/06 (2006.01); B63H 1/14 (2006.01); B63H 21/14 (2006.01); B63H 25/38 (2006.01)
CPC B63H 25/06 (2013.01) [B63H 1/14 (2013.01); B63H 21/14 (2013.01); B63H 25/38 (2013.01); B63H 2025/066 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A boat hull comprising:
a keel; and
asymmetrically shaped flanking rudders coupled to the keel, wherein a first flanking rudder of the asymmetrically shaped flanking rudder includes an interior surface having a first shape and an exterior surface having a second shape different from the first shape, and wherein a second flanking rudder of the asymmetrically shaped flanking rudder includes an interior surface having the first shape and an exterior surface having the second shape, and wherein the asymmetrically shaped flanking rudders are positioned fore of a propulsion device coupled to the boat hull and configured to direct water to the propulsion device and increase a pressure of the water directed into the propulsion device.