Title:
船舶用舵
Document Type and Number:
Japanese Patent JP4571658
Kind Code:
B2
Abstract:
A rudder blade (15) and a propeller (12) are arranged on a driven propulsion axis. A bulb-shaped or zeppelin shaped designed flow body (20) is arranged as an extension of the propulsion axis in the region of the rudder blade. The flow body (20) is designed to be self-destructive or self-releasing in the event of an increase in the effect of force, blow, impact or pressure. The flow body divides the rudder blade into two areas with identical or non- identical in profile. Flow body is made from a metal, fiber composite materials, a metal-nonmetal mixture or a synthetic material.
Inventors:
Matthias Kruge
Dirk Lehmann
Dirk Lehmann
Application Number:
JP2007123218A
Publication Date:
October 27, 2010
Filing Date:
May 08, 2007
Export Citation:
Assignee:
Becker Marine Systems Gezelshaft Mito Beschlenktel Haftung und Companie Commande Gezelshaft
International Classes:
B63H25/38; B63B5/24
Domestic Patent References:
| JP6305487A | ||||
| JP8164887A | ||||
| JP2007530337A | ||||
| JP2004314825A | ||||
| JP2000168680A |
Foreign References:
| DE19844353A1 |
Attorney, Agent or Firm:
Mitsufumi Esaki
Blacksmith
Blacksmith