rotor head

(redirected from rotor hub)
Also found in: Thesaurus, Encyclopedia.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.rotor head - the axis around which the major rotor of a helicopter turns
axis of rotation, axis - the center around which something rotates
main rotor - rotor consisting of large rotating airfoils on a single-rotor helicopter that produce the lift to support the helicopter in the air
References in periodicals archive ?
The new Bell 505 capabilities include all Bell 505 dynamic component assemblies, from transmission to main rotor hub to gearbox.
With the rotor hub set 5 m upstream of the tower, a 5[degrees] nacelle pitch and a 2.
The rotor hub fits a splined or hex-shape shaft, connecting the load.
On the machine shaft 2 of the rotor hub 3 is fixed on the outer surface of which is placed radial toothed packages 4 and 5, also made of insulated electrical steel plates and are relatively shifted in the axial direction.
Police Scotland said: "In July 2012, we received a safety information notice from Eurocopter after a crack was found in the main rotor hub shaft of an EC135 helicopter in France.
Makers Eurocopter and operators Bond Air Services raised the alarm when a crack was found in the main rotor hub shaft of an EC135 Type 2 in France in July 2012.
A recent study that used computational fluid dynamics to predict the drag of production rotor hub geometries could profoundly affect the way that these manufacturers go about establishing power and propulsive force requirements at high speeds.
As quickly as contact was made, the helos started to diverge from their entangled embrace and the rotor hub strained to adjust to the increasing vibrations from the seven delaminating titanium blades.
Powered by two Pratt and Whitney Canada PW207E engines, the MD Explorer features a fully articulated main rotor system, bearingless composite flexbeams and rotor hub.
The two-tower sections will be erected first, with the nacelle, the rotor hub and blades then added.
The company recently grounded and then reinstated its EC135 model of helicopters after cracks were found in a rotor hub shaft.