B64C - Aeroplanes; Helicopters

More topics under "B64C - Aeroplanes; Helicopters" (59,844)
B64C 1 - Fuselages; Constructional features common to fuselages, wings, stabilising surfaces, or the like (12,562)
B64C 11 - Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft (3,644)
B64C 13 - Control systems or transmitting systems for actuating flying-control surfaces, lift-increasing flaps, air brakes, or spoilers (4,795)
B64C 15 - Attitude, flight direction, or altitude control by jet reaction (657)
B64C 17 - Aircraft stabilisation not otherwise provided for (367)
B64C 19 - Aircraft control not otherwise provided for (588)
B64C 21 - Influencing air-flow over aircraft surfaces by affecting boundary-layer flow (1,724)
B64C 23 - Influencing air-flow over aircraft surfaces, not otherwise provided for (1,943)
B64C 25 - Alighting gear (4,825)
B64C 27 - Rotorcraft; Rotors peculiar thereto (10,112)
B64C 29 - Aircraft capable of landing or taking-off vertically (1,986)
B64C 3 - Wings (5,458)
B64C 30 - Supersonic type aircraft (451)
B64C 31 - Aircraft intended to be sustained without power plant; Powered hang-glider-type aircraft; Microlight-type aircraft (1,264)
B64C 33 - Ornithopters (708)
B64C 35 - Flying-boats; Seaplanes (266)
B64C 37 - Convertible aircraft (448)
B64C 39 - Aircraft not otherwise provided for (3,663)
B64C 5 - Stabilising surfaces (949)
B64C 7 - Structures or fairings not otherwise provided for (830)
B64C 9 - Adjustable control surfaces or members, e.g. rudders (2,586)
B64C 99 - Subject matter not provided for in other groups of this subclass (18)

Patents for B64C - Aeroplanes; Helicopters (68)
10/2014
10/14/2014	US8857581 Dual spring rate damper
09/2012
09/13/2012	US20120230823 Dual Spring Rate Damper
05/2012
05/22/2012	US8181755 Dual spring rate damper
09/2011
09/14/2011	CN102182787A Dual spring rate damper
12/2010
12/21/2010	CA2544070C Ducted fan vtol vehicles
11/2010
11/09/2010	US7828525 Soft in-plane tiltrotor hub
06/2010
06/22/2010	CA2533201C Dual spring rate damper
03/2010
03/30/2010	CA2533523C Soft in-plane rotor hub
01/2010
01/12/2010	CA2522949C Pivoting panel for aircraft, and composite support piece
12/2009
12/15/2009	US7631840 Pivoting panel for aircraft, and composite support piece
03/2009
03/19/2009	US20090072090 Pivoting panel for aircraft, and composite support piece
11/2008
11/06/2008	US20080272244 Hybrid Aircraft
10/2008
10/09/2008	US20080247876 Soft In-Plane Tiltrotor Hub
09/2008
09/24/2008	CN100420608C Soft in-plane rotor hub
09/2007
09/12/2007	EP1831072A2 One-piece barrel assembly cart
08/2007
08/01/2007	CN101010235A Hybrid aircraft
06/2007
06/21/2007	US20070137956 Dual spring rate damper
04/2007
04/18/2007	EP1773654A1 Hybrid aircraft
12/2006
12/07/2006	WO2005000671A3 Deployable, rigidizable wing
10/2006
10/18/2006	EP1711399A2 Ducted fan vtol vehicles
10/04/2006	CN1842463A Soft in-plane rotor hub
10/04/2006	CN1842422A Dual spring rate damper
05/2006
05/24/2006	EP1658222A2 Soft in-plane rotor hub
05/24/2006	EP1658184A2 Dual spring rate damper
04/2006
04/12/2006	EP1645504A2 Aircraft control surface and composite support element
03/2006
03/02/2006	DE102004039770A1 Flügelanordnung Wing assembly
02/2006
02/22/2006	EP1628112A1 Wing arrangement
01/2006
01/26/2006	WO2005039972A3 Ducted fan vtol vehicles
01/12/2006	WO2006004416A1 Hybrid aircraft
01/12/2006	CA2572929A1 Hybrid aircraft
12/2005
12/15/2005	WO2005035358A3 Geared wheel motor design
08/2005
08/04/2005	WO2005049421A3 Soft in-plane rotor hub
07/2005
07/14/2005	US20050151007 Deployable, rigidizable wing
07/14/2005	US20050151001 Compound helicopter
06/2005
06/15/2005	CN1206131C Device for replacing airplane main structure
06/02/2005	WO2005049421A2 Soft in-plane rotor hub
05/2005
05/12/2005	WO2005021990A3 Dual spring rate damper
05/06/2005	WO2005039972A2 Ducted fan vtol vehicles
05/06/2005	CA2718309A1 Ducted fan vtol vehicles
04/2005
04/28/2005	WO2005005250A3 Compound helicopter
04/21/2005	WO2005035358A2 Geared wheel motor design
03/2005
03/10/2005	WO2005021990A2 Dual spring rate damper
01/2005
01/20/2005	WO2005005250A2 Compound helicopter
01/06/2005	WO2005000671A2 Deployable, rigidizable wing
03/2004
03/18/2004	WO2004009440A3 Method of machining elongated workpieces utilizing ultrasonic workpiece modeling
01/2004
01/29/2004	WO2004009440A2 Method of machining elongated workpieces utilizing ultrasonic workpiece modeling
07/2003
07/09/2003	CN1428269A Device for replacing airplane main structure
04/2003
04/30/2003	CN1106976C Method for removing and replacing major structural components
11/2000
11/02/2000	EP0673476B1 Bearing monitoring with band pass filter or temperature and time delay
10/1999
10/20/1999	CN1231979A Multi-beam method and apparatus for removing and replacing major structural components
09/1998
09/30/1998	EP0866764A1 Multi-service common airframe-based aircraft
09/1995
09/27/1995	EP0673476A1 Bearing assembly monitoring system
01/1995
01/17/1995	US5381692 Bearing assembly monitoring system
10/1994
10/27/1994	WO1994013968A3 Bearing assembly monitoring system
06/1994
06/23/1994	WO1994013968A2 Bearing assembly monitoring system
05/1994
05/24/1994	US5314143 Aircraft cabin construction
04/1991
04/04/1991	CA2026331A1 Self-adjusting slide assembly for weight on gear switch
02/1988
02/10/1988	EP0157875B1 Position and control system for helicopter blade actuation
08/1987
08/11/1987	CA1225381A1 Free flyable structure
09/1986
09/02/1986	US4609987 Aircraft guidance system for take off or go-around during severe wind shear
05/1986
05/27/1986	CA1205159A1 Aircraft guidance system for take off or go-around during severe wind shear
01/1986
01/28/1986	EP0157875A4 Position and control system for helicopter blade actuation.
10/1985
10/16/1985	EP0157875A1 Position and control system for helicopter blade actuation.
08/1985
08/13/1985	US4534524 Position and control system for helicopter blade actuation
04/1985
04/11/1985	WO1985001490A1 Position and control system for helicopter blade actuation
04/1982
04/13/1982	CA1121787A1 Helicopter with stabilator detuned in antisymmetric vibration modes from main rotor wake excitation frequency
01/1981
01/27/1981	US4247061 Helicopter with stabilator detuned in antisymmetric vibration modes from main rotor wake excitation frequency
01/1980
01/23/1980	EP0007317A2 Helicopter with stabilator detuned in antisymmetric vibration modes from main rotor wake excitation frequency