Patents Assigned to becker marine systems GmbH & Co. KG
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Patent number: 8720358Abstract: In order to achieve improved properties in a rudder stock for rudders for water vehicles, at least the lower end area of the rudder stock to be inserted into the rudder and to be mounted in the rudder has a non-metallic material.Type: GrantFiled: April 1, 2010Date of Patent: May 13, 2014Assignee: becker marine systems GmbH & Co. KGInventor: Henning Kuhlmann
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Patent number: 8720359Abstract: In order to achieve improved properties for a fin for a rudder for water vehicles, the fin is at least partially made of a fiber-composite material. The body for the fin has one or more separated inner hollow areas which are filled with a filler material. The fin body has a front leading edge facing a rudder, a rear trailing edge facing away from the rudder, and stiffening elements arranged between both edges.Type: GrantFiled: April 21, 2010Date of Patent: May 13, 2014Assignee: Becker Marine Systems GmbH & Co. KGInventor: Henning Kuhlmann
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Patent number: 8676413Abstract: In order to reduce the switching hysteresis in a dynamic positioning system and/or an autopilot system for watercraft, an arrangement is provided for determining a force acting on a rudder for watercraft. This arrangement includes a processing unit, at least one measuring device for determining values of a physical quantity of a rudder, and means for transmitting the determined values of the physical quantity to the processing unit. The processing unit is configured to determine the force acting on the rudder on the basis of the determined values of the physical quantity.Type: GrantFiled: October 26, 2010Date of Patent: March 18, 2014Assignee: Becker Marine Systems GmbH & Co. KGInventor: Dirk Lehmann
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Publication number: 20130121837Abstract: A device is provided for reducing the drive power requirement of a watercraft includes a fore-nozzle, wherein at least one outer fin projects outwards from the fore-nozzle.Type: ApplicationFiled: November 9, 2012Publication date: May 16, 2013Applicant: Becker Marine Systems GmbH & Co. KGInventor: Becker Marine Systems GmbH & Co. KG
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Patent number: 8430703Abstract: A device for reducing the drive power requirement of a ship and even for not very quick ships of all types, in particular for slow, wide ships, such as tankers, bulkers and tugboats, and for improving the propeller blower stream as well as for producing a pretwist includes a front nozzle fixedly installed on the hull with fins or hydrofoils placed in the inner space thereof.Type: GrantFiled: July 30, 2008Date of Patent: April 30, 2013Assignee: becker marine systems GmbH & Co. KGInventor: Friedrich Mewis
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Publication number: 20130092070Abstract: A device for maneuvering a watercraft includes a rudder trunk and a receiving shaft, wherein a first part of the rudder trunk is disposed in the receiving shaft in such a manner that there is an intermediate space between the first part of the rudder trunk and a wall of the receiving shaft. A second part of the rudder trunk projects from the receiving shaft, wherein the intermediate space has an apparatus for clamping the first part of the rudder trunk over a clamping height. A method for manufacturing a device for maneuvering a watercraft is also provided, wherein the manufacturing expenditure for the rudder trunk is reduced and the installation process of the rudder trunk is simplified.Type: ApplicationFiled: October 17, 2012Publication date: April 18, 2013Applicant: BECKER MARINE SYSTEMS GMBH & CO. KGInventor: Becker Marine Systems GmbH & Co. KG
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Publication number: 20130064652Abstract: A propeller nozzle for watercraft, includes a nozzle and a propeller having at least one propeller blade which can rotate about a propeller axis and which spans a propeller area through rotation about the propeller axis. The propeller blade has a propeller blade end region wherein the propeller is disposed inside the nozzle in such a manner that a circumferential gap in the circumferential direction of the propeller nozzle is formed between the propeller end region and the inner wall of the nozzle. A marginal flow running from a nozzle in the area of the inner wall of the nozzle can flow through the gap, wherein the performance losses which occur due to turbulence of the marginal flow during flow around the propeller blade end region are kept as low as possible. Flow guiding apparatus guides at least one part of the marginal flow onto the propeller area.Type: ApplicationFiled: September 13, 2012Publication date: March 14, 2013Applicant: BECKER MARINE SYSTEMS GMBH & CO. KGInventor: Reinhard Schulze
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Publication number: 20130059491Abstract: A drive system for a watercraft has a water inlet opening, a water outlet opening, and a fin system. A propellerless pre-nozzle for the drive system is configured rotationally asymmetrically in order to further improve the drive efficiency.Type: ApplicationFiled: February 23, 2012Publication date: March 7, 2013Applicant: Becker Marine Systems GmbH & Co. KGInventors: Dirk Lehmann, Friedrich Mewis
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Publication number: 20120308382Abstract: A propeller nozzle for watercraft includes a stationary propeller and a nozzle ring that shrouds the propeller and can be pivoted by means of a nozzle shaft. The nozzle shaft is provided in the form of a hollow body in order to achieve a constructively simple and simultaneously stable connection between the nozzle shaft and the nozzle ring.Type: ApplicationFiled: February 22, 2011Publication date: December 6, 2012Applicant: BECKER MARINE SYSTEMS GMBH & CO. KGInventor: Dirk Lehmann
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Publication number: 20120275734Abstract: An upper rudder carrier bearing for a ship which has a bearing housing formed of a housing base body and a housing cover. An axial and a radial bearing are disposed in the bearing housing, which are both configured as plain bearings. The axial and/or the radial bearing is configured as a self-lubricating bearing.Type: ApplicationFiled: September 2, 2010Publication date: November 1, 2012Applicant: BECKER MARINE SYSTEMS GMBH & CO. KGInventors: Jorg Hiesener, Manfred Nagel
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Patent number: 8246401Abstract: In order to indicate a Kort nozzle configured rotatable around the rudder axis of a ship, for which the occurrence of recirculations or of swirls is avoided or reduced even with an angular position with respect to a longitudinal axis of the ship and a globally uniform flow pattern adjusts as far as possible, at least one opening is provided in each of two central areas of a nozzle ring enveloping a ship's propeller.Type: GrantFiled: July 19, 2010Date of Patent: August 21, 2012Assignee: becker marine systems GmbH & Co., KGInventor: Mathias Kluge
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Publication number: 20120079975Abstract: The invention relates to a rudder for ships with propeller drive, in which the propeller is arranged to rotate about a propulsion axis, with a rudder blade (15) and a flow body (20) arranged on the rudder blade (15), whereby the flow body designed in a bulb or zeppelin shape is arranged as an extension of the propulsion axis in the region of the rudder blade and is designed to self-destruct or self-detach in the event of an increase in the effect of force, blow, impact or pressure.Type: ApplicationFiled: October 4, 2011Publication date: April 5, 2012Applicant: BECKER MARINE SYSTEMS GMBH & CO.KGInventors: Matthias Kluge, Dirk Lehmann
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Publication number: 20120051674Abstract: A bearing element is provided which has at least three individual annular segments which are each combined to form a homogeneous, inherently fixed bearing element. The individual annular segments each abut against at least two further annular segments and are interconnected by connecting means.Type: ApplicationFiled: August 31, 2011Publication date: March 1, 2012Applicant: BECKER MARINE SYSTEMS GMBH & CO. KGInventors: Mathias Kluge, Monika Jandt
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Patent number: 8091498Abstract: The rudder arrangement for ships comprises a twisted and balanced rudder blade having a slender profile and a low profile thickness and comprising a propeller facing the rudder blade. A rudder pipe is located in the upper region of the rudder blade with rudder post located therein, wherein the rudder blade comprises two superposed rudder blade sections having different heights whose front nose strips facing the propeller are offset in such a manner that one nose strip is offset to port or starboard and the other nose strip is offset to starboard or port. The two side wall surfaces of the rudder blade converge into an end strip facing away from the propeller and have different arc profiles.Type: GrantFiled: September 25, 2008Date of Patent: January 10, 2012Assignee: becker marine systems GmbH & Co. KGInventor: Dirk Lehmann
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Publication number: 20110112707Abstract: In order to reduce the switching hysteresis in a dynamic positioning system and/or an autopilot system for watercraft, an arrangement is provided for determining a force acting on a rudder for watercraft. This arrangement includes a processing unit, at least one measuring device for determining values of a physical quantity of a rudder, and means for transmitting the determined values of the physical quantity to the processing unit. The processing unit is configured to determine the force acting on the rudder on the basis of the determined values of the physical quantity.Type: ApplicationFiled: October 26, 2010Publication date: May 12, 2011Applicant: becker marine systems GmbH & Co. KGInventor: Dirk Lehmann
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Publication number: 20110023764Abstract: In a linkage device for flap rudders for watercraft, in particular ships, a first bearing housing includes a sliding piston and a first sliding bearing, and a second bearing housing includes a linkage pin and optionally a second sliding bearing. The first and the second bearing housings and/or the sliding piston and the linkage pin and/or optionally the first and the second bearings each have substantially the same diameter and/or substantially the same width and height.Type: ApplicationFiled: July 29, 2010Publication date: February 3, 2011Applicant: BECKER MARINE SYSTEMS GMBH & CO. KGInventors: Manfred Nagel, Jorg Hiesener
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Publication number: 20100323566Abstract: In order to indicate a Kort nozzle configured rotatable around the rudder axis of a ship, for which the occurrence of recirculations or of swirls is avoided or reduced even with an angular position with respect to a longitudinal axis of the ship and a globally uniform flow pattern adjusts as far as possible, at least one opening is provided in each of two central areas of a nozzle ring enveloping a ship's propeller.Type: ApplicationFiled: July 19, 2010Publication date: December 23, 2010Applicant: BECKER MARINE SYSTEMS GMBH & CO. KGInventor: Mathias Kluge
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Publication number: 20100269745Abstract: In order to achieve improved properties for a fin for a rudder for water vehicles, the fin is at least partially made of a fiber-composite material. The body for the fin has one or more separated inner hollow areas which are filled with a filler material. The fin body has a front leading edge facing a rudder, a rear trailing edge facing away from the rudder, and stiffening elements arranged between both edges.Type: ApplicationFiled: April 21, 2010Publication date: October 28, 2010Applicant: BECKER MARINE SYSTEMS GMBH & CO. KGInventor: Henning Kuhlmann
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Publication number: 20100251951Abstract: In order to achieve improved properties in a rudder stock for rudders for water vehicles, at least the lower end area of the rudder stock to be inserted into the rudder and to be mounted in the rudder has a non-metallic material.Type: ApplicationFiled: April 1, 2010Publication date: October 7, 2010Applicant: BECKER MARINE SYSTEMS GMBH & CO. KGInventor: Henning Kuhlmann
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Patent number: 7802531Abstract: A rudder for ships having a rudder blade which has a leading edge and a trailing edge. The rudder blade has two superimposed rudder blade sections; the leading edge sections of which are offset such that a first leading edge section is offset port or starboard and a second leading edge section is offset starboard or port. The first leading edge section has a port-sided offset surface which projects over the second leading edge section, and the second leading edge section has a starboard-sided offset surface which projects over the first leading edge section. A flow body is configured so that its dimensions are adapted to the dimensions of the offset surfaces. The flow body covers the offset surfaces and is arranged in the area of both offset surfaces.Type: GrantFiled: February 14, 2008Date of Patent: September 28, 2010Assignee: becker marine systems GmbH & Co. KGInventors: Mathias Kluge, Henning Kuhlmann