| Patents for B64D 35 - Transmitting power from power plant to propellers or rotors; Arrangements of transmissions (681) |
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| 04/18/2007 | EP1773662A1 Aircraft propulsion system |
| 03/15/2007 | DE102005043615A1 Propeller bzw. Propellerantrieb Propeller or propeller |
| 03/08/2007 | US20070051846 Small-size high-speed transmission system for use in microturbine-powered aircraft |
| 03/06/2007 | US7185484 Methods and apparatus for assembling a gas turbine engine |
| 03/01/2007 | US20070049454 Gas turbine gearbox |
| 02/28/2007 | EP1756408A1 Reversible gas turbine gear box |
| 01/31/2007 | CN1904391A Reciprocating propeller |
| 12/30/2006 | CA2551306A1 Helicopter with an auxiliary lubricating circuit |
| 12/05/2006 | US7144349 Gas turbine gearbox |
| 11/30/2006 | US20060269414 Variable speed transmission for a rotary wing aircraft |
| 11/30/2006 | US20060266883 Split torque gearbox for rotary wing aircraft with translational thrust system |
| 10/24/2006 | US7124662 Reversible driving apparatus for PCU pumps |
| 10/18/2006 | EP1711726A1 Reversible driving apparatus for pcu pumps |
| 08/17/2006 | DE19500539B4 Bremsvorrichtung für Hubschrauber-Rotoren Braking apparatus for helicopter rotors |
| 08/16/2006 | CN1818409A Combined no-back and torque limiter |
| 07/27/2006 | WO2005121598A3 Small-size traction drive transmission system for use in microturbine-powered aircraft |
| 07/13/2006 | WO2005120949A3 Small-size high-speed transmission system for use in microturbine-powered aircraft |
| 07/13/2006 | US20060151665 Torsionally de-coupled engine mount system |
| 07/04/2006 | CA2236737C Torque-dividing transmission, particularly for aircraft |
| 06/22/2006 | DE102004004480A1 Electric power unit for driving coaxial shafts of rotary mechanisms, e.g. helicopter propeller, has electric motors with hollow shafts, where each stator and rotor is provided with independent power supply line over respective collector |
| 06/17/2006 | CA2530083A1 Mechanical transmission for aeronautical applications |
| 05/10/2006 | EP1655475A1 Counter-rotating turbine engine |
| 03/23/2006 | US20060060708 Locking device for vehicles, in particular for aeroplanes |
| 03/14/2006 | US7011275 Internal spur gear drive |
| 03/14/2006 | US7011274 Aircraft |
| 03/08/2006 | EP1529144B1 Locking device for vehicles, especially for aeroplanes |
| 03/01/2006 | EP1499554A4 Composite drive shaft with captured end adapters |
| 02/16/2006 | US20060032210 Methods and apparatus for assembling a gas turbine engine |
| 02/15/2006 | EP1626002A1 Gas turbine engine turbine assembly |
| 02/07/2006 | US6994071 Two-cycle engine for counter-rotation especially for aviation applications |
| 01/26/2006 | CA2573206A1 Aircraft propulsion system |
| 01/19/2006 | US20060011780 Aircraft propulsion system |
| 12/22/2005 | WO2005121598A2 Small-size traction drive transmission system for use in microturbine-powered aircraft |
| 12/22/2005 | WO2005120949A2 Small-size high-speed transmission system for use in microturbine-powered aircraft |
| 12/14/2005 | EP1539573A4 Torsionally de-coupled engine mount system |
| 10/27/2005 | US20050239562 Composite drive shaft with captured end adapters |
| 10/20/2005 | WO2005098218A1 Reversible gas turbine gear box |
| 10/20/2005 | CA2562290A1 Reversible gas turbine gearbox |
| 10/06/2005 | US20050221946 Gas turbine gearbox |
| 10/06/2005 | CA2766191A1 Damper support assembly for a supercritical drive shaft |
| 08/18/2005 | US20050178892 Small-size high-speed transmission system for use in microturbine-powered aircraft |
| 08/16/2005 | US6928977 Adapter, to interface counter-rotating torque producing engine mechanisms with stationary support accessories, for torque free output and torque sensitive environments |
| 08/11/2005 | WO2005073600A1 Reversible driving apparatus for pcu pumps |
| 08/11/2005 | CA2554264A1 Reversible driving apparatus for pcu pumps |
| 08/04/2005 | US20050166705 Reversible driving apparatus for PCU pumps |
| 07/14/2005 | US20050153812 Small-size traction drive transmission system for use in microturbine-powered aircraft |
| 06/30/2005 | US20050139189 Adapter, to interface counter-rotating torque producing engine mechanisms with stationary support accessories, for torque free output and torque sensitive environments |
| 06/15/2005 | EP1541465A1 Ultralight aircraft capable of travelling in the air and on the ground |
| 06/15/2005 | EP1539573A1 Torsionally de-coupled engine mount system |
| 05/19/2005 | WO2005044662A1 Aircraft power assembly and aircraft provided with such an assembly |
| 05/17/2005 | US6892980 Vertical takeoff and landing aircraft |
| 05/12/2005 | US20050098143 Two-cycle engine for counter-rotation especially for aviation applications |
| 05/11/2005 | EP1529144A1 Locking device for vehicles, especially for aeroplanes |
| 04/26/2005 | US6883750 Split torque gearbox with pivoted engine support |
| 02/16/2005 | CN2679034Y Clutch of pilotless helicopter |
| 02/01/2005 | US6848650 Ground effect airplane |
| 01/26/2005 | EP1499554A2 Composite drive shaft with captured end adapters |
| 01/20/2005 | US20050011990 Split torque gearbox with pivoted engine support |
| 11/23/2004 | US6821169 Drive system for counter-rotating propellers |
| 09/16/2004 | US20040179941 Turboprop engine with co-rotating two-stage high-performance propeller |
| 09/02/2004 | DE10305352A1 Turbopropantrieb mit mitläufigem Zweistufenhochleistungspropeller Turboprop engine with mitläufigem two-stage high efficiency propeller |
| 08/12/2004 | US20040157510 Drive system for counter-rotating propellers |
| 08/11/2004 | EP1445193A1 Turboprop power plant with two corotating and axially displaced propellers |
| 08/05/2004 | WO2003089145A3 Composite drive shaft with captured end adapters |
| 07/13/2004 | US6761144 Rotary engine with counter-rotating housing and output shaft mounted on stationary spindle |
| 05/19/2004 | EP1419963A1 Drive shaft and corresponding method for an aircraft propeller displaced from the engine |
| 04/13/2004 | US6719244 VTOL aircraft control using opposed tilting of its dual propellers or fans |
| 04/01/2004 | WO2004026689A1 Torsionally de-coupled engine mount system |
| 03/25/2004 | DE10238153A1 Verriegelungseinrichtung für Fahrzeuge, insbesondere für Flugzeuge Locking device for vehicles, particularly for aircraft |
| 03/09/2004 | US6702631 Transmission for driving, counter-rotating propellers, lubrication system, and associated methods |
| 03/04/2004 | WO2004018805A1 Locking device for vehicles, especially for aeroplanes |
| 03/04/2004 | DE10237671A1 Multi-engine drive system for aircraft with single propeller has two or more internal combustion engines in line parallel to propeller shaft and driving through toothed belts and freewheel units |
| 01/06/2004 | US6672538 Transmission for a coaxial counter rotating rotor system |
| 12/18/2003 | DE20315369U1 Propeller with a casing ring for an air or water vehicle has electromagnetic drive with stator to produce alternating electromagnetic fields |
| 11/27/2003 | WO2003098016A1 Rotary engine with counter-rotating housing and crankshaft |
| 11/27/2003 | US20030218093 Transmission for a coaxial counter rotating rotor system |
| 11/20/2003 | US20030213460 Rotary engine with counter-rotating housing and output shaft mounted on stationary spindle |
| 10/30/2003 | WO2003089145A2 Composite drive shaft with captured end adapters |
| 10/21/2003 | US6634861 Power plant for propeller aircraft |
| 10/08/2003 | CN1123486C Airplane with fuselage designed as air static floating body |
| 09/11/2003 | DE20309467U1 High-performance motor glider has centrifugal clutch engaging within a range defined by motor tick-over speed and onset of full-power resonance |
| 09/02/2003 | US6612195 Split-torque face gear transmission |
| 08/19/2003 | US6607357 Aircraft constant-velocity transmission rotor |
| 08/07/2003 | US20030148677 Transmission for driving, counter-rotating propellers, lubrication system, and associated methods |
| 06/05/2003 | WO2003046410A1 Split-torque face gear transmission |
| 05/29/2003 | US20030097893 Split-torque face gear transmission |
| 05/01/2003 | US20030080243 Ground effect airplane |
| 05/01/2003 | US20030080242 Vertical takeoff and landing aircraft |
| 03/26/2003 | EP1295788A2 Hybrid power input quill for transmissions |
| 03/19/2003 | EP1019287B1 Aircraft |
| 02/25/2003 | US6524068 Variable pitch aircraft propeller control with two-speed transmission |
| 01/22/2003 | CN1392083A Aeroplane with fuselage designed as air static floatage body on the whole |
| 11/26/2002 | US6484970 Ballistic shield for dual engine single output shaft propulsion system |
| 11/26/2002 | US6484967 Drive unit for a model helicopter |
| 11/12/2002 | US6478641 Transmission for driving counter-rotating propellers, lubrication system, and associated methods |
| 10/22/2002 | US6467726 Aircraft and torque transmission |
| 10/22/2002 | US6467724 Articulated drive |
| 10/02/2002 | EP0948441B1 Aircraft with a fuselage substantially designed as an aerostatic lifting body |
| 09/26/2002 | US20020135239 Aircraft constant-velocity transmission rotor |
| 09/26/2002 | US20020134887 Ballistic shield for dual engine single output shaft propulsion system |