| Patents for B63H 3 - Propeller-blade pitch changing (787) |
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| 10/30/2008 | DE202008010810U1 Lösbare kraft- und formschlüssige Verbindung von einem Grundkörper mit einem drehbar gelagerten Bauteil Releasable frictional and positive connection of a basic body with a rotatably mounted component |
| 10/29/2008 | CN201140789Y Controllable-pitch propeller apparatus |
| 10/23/2008 | US20080261468 Watercraft Drive |
| 10/09/2008 | WO2008120835A1 Oil distribution box of controllable pitch propeller system |
| 09/18/2008 | WO2008079553A3 Oscillating windmill |
| 09/11/2008 | DE10352971B4 Steuereinrichtung für Schiffsantriebe mit oberflächenschneidenden Doppel-Verstellpropellern Controller for ship propulsion systems with surface intersecting double-pitch propellers |
| 09/09/2008 | US7421771 Device for holding a rotatable propeller and method of using same |
| 08/27/2008 | EP1960260A1 Hybrid propulsion system for a watercraft |
| 08/27/2008 | CN201105804Y One-way locking device for controllable pitch propeller |
| 08/14/2008 | WO2008075187A3 Variable-pitch propeller |
| 08/06/2008 | CN101234668A Turboprop with a variable-pitch propeller |
| 07/30/2008 | CN201092383Y Controllable pitch propeller pitch spacing backstop |
| 07/10/2008 | US20080166933 Propeller for a Marine Propulsion System |
| 06/26/2008 | WO2008075187A2 Variable-pitch propeller |
| 06/19/2008 | US20080145225 Shock Absorber for Adjustable Pitch Propeller with Feathering Blades, Particularly for Sailers |
| 06/10/2008 | US7384016 Adaptive compliant wing and rotor system |
| 05/21/2008 | CN101181929A Selection designing method for marine main controllable pitch propeller device |
| 05/15/2008 | WO2008032125A3 Marine propulsion and constructional details thereof |
| 04/17/2008 | DE102006045079A1 Ship drive, has adjusting mechanism adjusting impeller bearing plates, and hydraulic line provided for operating adjusting mechanism, where hydraulic line engages from rear side of hub body in adjustment mechanism |
| 04/15/2008 | US7357686 Boat propeller with adjustable blades for adjusting the pitch thereof |
| 04/03/2008 | DE102006045080A1 Ship drive, has controllable pitch propeller, and lower and upper rotary disks including nuts and supporting propeller blades that have bases, where nuts and bases form dovetail-shaped connection with each other |
| 04/03/2008 | DE102006045078A1 Ship, has fluid media connection engaging within rear-sided area of hub body at connecting rod, plate, piston rod, piston and cylinder, and line for supplying fluid media to connecting rod, plate, piston rod, piston and cylinder |
| 04/03/2008 | DE102006045076A1 Marine propulsion unit for use in ship, has variable pitch propeller, adjustment mechanism, wing plates that are supported on cylinder of piston cylinder unit, and drive shaft, whose pivot extends into inner side of hollow hub body |
| 03/27/2008 | DE102006045077A1 Schiffsantrieb mit einem Verstellpropeller Marine Drive with a variable pitch propeller |
| 03/26/2008 | EP1902941A2 Ship's propulsion with an adjustable propeller |
| 03/20/2008 | WO2008032167A1 Propulsion unit comprising two coaxial contra-rotating propellers |
| 03/20/2008 | WO2008032125A2 Marine propulsion and constructional details thereof |
| 03/20/2008 | WO2008032120A2 Marine propulsion and constructional details thereof |
| 03/20/2008 | WO2008032119A1 Marine propulsion and constructional details thereof |
| 03/19/2008 | EP1900636A1 Marine propulsion and constructional details thereof |
| 03/19/2008 | EP1900631A1 Marine propulsion and constructional details thereof |
| 03/13/2008 | US20080064275 Propeller For A Marine Propulsion System |
| 02/21/2008 | WO2008001299A3 Adjusting apparatus for adjusting the pitch angle of propeller blades, variable-pitch propeller, control function which can be implemented in a computer, and method for adjusting the pitch angle of propeller blades |
| 02/20/2008 | EP1888400A1 Propeller for a marine propulsion system |
| 02/19/2008 | US7331761 Wind turbine pitch bearing and method |
| 01/03/2008 | DE102006029057A1 Verstellpropeller Variable pitch |
| 01/03/2008 | CA2655236A1 Adjusting apparatus for adjusting the pitch angle of propeller blades, variable-pitch propeller, control function which can be implemented in a computer, and method for adjusting the pitch angle of propeller blades |
| 12/20/2007 | DE202007013319U1 Lösbare kraft- und formschlüssige Verbindung einer Propellernabe und einem Verstellpropeller Detachable positive and positive connection of a propeller and a variable pitch propeller |
| 12/11/2007 | US7305905 Rotatable member with an annular groove for dynamic balancing during rotation |
| 10/04/2007 | US20070231137 Method for Operating a Device to Vary a Blade Setting Angle, and a Varying Device |
| 10/03/2007 | CN200954875Y Two-oil-pipe distance-adjusting screw propeller capable of locking screw pitch |
| 09/06/2007 | US20070207033 Methods and devices for improving efficiency of wind turbines in low speed sites |
| 08/30/2007 | DE102006007915A1 Antriebssystem mit einem Verstellpropeller Drive system with a variable pitch propeller |
| 07/05/2007 | WO2007075385A2 Toy aircraft |
| 06/21/2007 | WO2007068514A1 Hybrid propulsion system for a watercraft |
| 06/14/2007 | US20070134092 Control method and control system for a controllable pitch marine propeller |
| 05/31/2007 | WO2007061439A2 Wind turbine pitch bearing and method |
| 05/29/2007 | US7223071 Device for providing assistance to the pilot of a rotorcraft in the event of engine failure |
| 05/29/2007 | CA2320479C Propulsion system |
| 05/10/2007 | US20070104577 Wind turbine pitch bearing and method |
| 04/26/2007 | WO2007002391A9 Marine vessel control system related applications |
| 04/25/2007 | EP1585663B1 Shock absorber for adjustable pitch propeller with feathering blades, particularly for sailers |
| 04/11/2007 | CN1946652A Tile cement mortars using water retention agents |
| 04/11/2007 | CN1946651A Cement-based systems using plastification/extrusion auxiliaries prepared from raw cotton linters |
| 04/11/2007 | CN1946650A Cement-based systems using water retention agents prepared from raw cotton linters |
| 04/11/2007 | CN1946649A Gypsum-based mortars using water retention agents prepared from raw cotton linters |
| 04/11/2007 | CN1946648A Cement-based plasters using water rentention agents prepared from raw cotton linters |
| 04/04/2007 | EP1768894A1 Propeller for a marine propulsion system |
| 03/07/2007 | EP1758835A1 Cement-based systems using water retention agents prepared from raw cotton linters |
| 03/07/2007 | EP1758834A1 Cement-based plasters using water rentention agents prepared from raw cotton linters |
| 03/01/2007 | US20070048132 Helicopter blade emergency detachment system |
| 02/07/2007 | EP1748967A1 Cement-based systems using plastification/extrusion auxiliaries prepared from raw cotton linters |
| 01/17/2007 | EP1742892A1 Joint compounds using thickeners prepared from raw cotton linters |
| 01/17/2007 | EP1513724B1 Marine vessel propulsion arrangement and method of operating a marine vessel propulsion arrangement |
| 01/10/2007 | EP1740514A1 Gypsum-based mortars using water retention agents prepared from raw cotton linters |
| 01/10/2007 | EP1740513A1 Tile cement mortars using water retention agents |
| 01/04/2007 | WO2007002391A2 Marine vessel control system related applications |
| 01/02/2007 | US7156707 Marine propulsion system |
| 12/27/2006 | CN1886293A Shock absorber for pitch-adjustable propeller with feathering blades, particularly for sailers |
| 12/21/2006 | WO2005105698A8 Gypsum-based mortars using water retention agents prepared from raw cotton linters |
| 12/14/2006 | WO2006130899A1 Propeller for a marine propulsion system |
| 12/06/2006 | CN1874929A Method and system for controlling screw propeller of controllable pitch ship |
| 11/29/2006 | EP1726523A2 Boat propeller and method for assembling the same |
| 11/15/2006 | CN2837200Y Combined control system for bus type controllable pitch propeller |
| 11/01/2006 | CN2832659Y Combined sideways-acting propeller |
| 10/11/2006 | EP1076590B1 Propeller, especially for model airplanes |
| 09/06/2006 | CN1829628A 船用推进系统 Marine propulsion system |
| 09/05/2006 | US7101237 Propellor blade adjustment system for propulsion through fluid environments under changing conditions |
| 08/24/2006 | WO2005063563A8 Shock absorber for adjustable pitch propeller with feathering blades, particularly for sailers |
| 08/24/2006 | US20060186269 Adaptive compliant wing and rotor system |
| 07/19/2006 | EP1680319A1 Control method and control system for a controllable pitch marine propeller |
| 07/13/2006 | US20060154536 Marine propulsion system |
| 07/06/2006 | DE102004019767B4 System for controlling blade pitch especially in marine propulsion has hydro pneumatic control cylinders and hydraulic servo cylinders linked to the master controls by remote control such as via a bus |
| 06/27/2006 | US7066996 Joint compounds using thickeners prepared from raw cotton linters |
| 05/30/2006 | US7052239 Oscillating fan clutch |
| 05/23/2006 | US7048506 Method and apparatus for magnetic actuation of variable pitch impeller blades |
| 05/23/2006 | CA2244056C Service vessel operating method |
| 05/09/2006 | US7040940 Rotatable lifting surface device having selected pitch distribution and camber profile |
| 04/26/2006 | EP1648762A1 Marine propulsion system |
| 04/20/2006 | US20060083611 Butt connection for hollow profile members |
| 03/23/2006 | DE19823884B4 Verstellbarer Schiffspropeller Adjustable propeller |
| 03/21/2006 | US7013820 Ship and operating method therefor |
| 03/14/2006 | US7011498 Optimization method for power generation systems |
| 02/28/2006 | US7004724 Method and apparatus for wind turbine rotor load control based on shaft radial displacement |
| 12/22/2005 | WO2005120944A1 Stern tube integrated gear for contra rotating variable pitch propellers |
| 12/14/2005 | EP1603798A1 Adaptive compliant wing and rotor system |
| 11/10/2005 | WO2005105702A1 Cement-based systems using water retention agents prepared from raw cotton linters |
| 11/10/2005 | WO2005105701A1 Joint compounds using thickeners prepared from raw cotton linters |
| 11/10/2005 | WO2005105700A1 Cement-based systems using plastification/extrusion auxiliaries prepared from raw cotton linters |
| 11/10/2005 | WO2005105699A1 Cement-based plasters using water rentention agents prepared from raw cotton linters |