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searching for Rigid rotor 32 found (69 total)

alternate case: rigid rotor

Filper Research Beta (2,461 words) [view diff] exact match in snippet view article find links to article

The Filper Research Models Beta 200 and Beta 400 were small tandem, rigid rotor, helicopters intended for the personal helicopter market. Filper Research
Kellett XR-8 (802 words) [view diff] exact match in snippet view article find links to article
in flight. The Air Force therefore ordered Kellett to design a new, rigid rotor system for the XR-8. In the meantime, the two-bladed rotor system was
Viehland–Mason theory (293 words) [view diff] exact match in snippet view article find links to article
completely classical kinetic theories for atomic ions in non-vibrating (rigid rotor) diatomic gases and for non-vibrating diatomic ions in atomic or non-vibrating
Irv Culver (555 words) [view diff] exact match in snippet view article find links to article
Thomas Hanson and Lance Hook were awarded a patent (US3261407) for a rigid rotor system which set world speed records for Lockheed helicopters and laid
MBB/Kawasaki BK 117 (3,860 words) [view diff] exact match in snippet view article find links to article
into certain areas of the design. MBB utilised their expertise with the rigid rotor system used on the earlier Bo 105 to develop the majority of the dynamic
Retreating blade stall (882 words) [view diff] exact match in snippet view article find links to article
rigid rotor system; the blades are rigidly fixed to the rotor hub but made of a flexible material that allows some degree of flap. Semi-rigid rotor systems
Rotorhead (268 words) [view diff] exact match in snippet view article find links to article
flapping and lag motion through gimbal mounting. A common example of a semi-rigid rotor is a teetering rotorhead found on the Robinson family of helicopters
Helicopter rotor (5,858 words) [view diff] exact match in snippet view article find links to article
the 1960s and 1970s. In a rigid rotor system, each blade flaps and drags about flexible sections of the root. A rigid rotor system is mechanically simpler
Low-g condition (460 words) [view diff] exact match in snippet view article find links to article
ridge and initiating a dive from the previous climb. Articulated and rigid rotor systems do not lose controlling forces up to 0g, but may encounter this
Bell 212 (1,180 words) [view diff] exact match in snippet view article find links to article
variant of AB.212 Bell Model 412 - Bell 212 with a four-bladed semi-rigid rotor system. Eagle Single - Bell 212 converted to a single-engine configuration
Bell 533 (1,218 words) [view diff] exact match in snippet view article find links to article
the research contract was with a proprietary, four-bladed, flex-beam rigid rotor developed by Bell. Afterwards, the Model 533 was returned to its original
RotorWay Scorpion (546 words) [view diff] exact match in snippet view article find links to article
133 hp (99 kW) Main rotor area: 452 sq ft (42.1 m2) two blade semi-rigid rotor Performance Cruise speed: 78 kn (90 mph, 145 km/h) Range: 104 nmi (120 mi
Sikorsky S-67 Blackhawk (1,649 words) [view diff] no match in snippet view article find links to article
(AAFSS) program on 1 August 1964. Lockheed offered its CL-840 design, a rigid-rotor compound helicopter. Sikorsky submitted the S-66, which featured a "Rotorprop"
Piezoelectric motor (1,245 words) [view diff] exact match in snippet view article find links to article
can be made with piezoelectric crystals. For example, with a hard and rigid rotor-spindle coated with a thin layer of a softer material (like a polyurethane
Bell Huey family (1,794 words) [view diff] exact match in snippet view article find links to article
Lycoming T-55-L-7C engine. Bell 412 Bell 212 with a four-bladed semi-rigid rotor system. Bell Huey II A modified and re-engined UH-1H, significantly upgrading
List of Lockheed aircraft (255 words) [view diff] no match in snippet view article find links to article
Belgium 1026 CL-1026   designs for a commercial helicopter, using the rigid-rotor system from the Cheyenne. 1195 CL-1195   designs for fighter, proposal
Bell 204/205 (1,659 words) [view diff] exact match in snippet view article find links to article
Bell 214ST.[citation needed] Bell 412 – Bell 212 with a four-blade semi-rigid rotor system.[citation needed] Panha Shabaviz 2-75 – is an Iranian utility
Messerschmitt-Bölkow-Blohm (1,905 words) [view diff] exact match in snippet view article find links to article
were responsible for developing the rotors (these were based on the rigid rotor system previously used on MBB's Bo 105), tailboom, flight controls and
Diatomic molecule (2,516 words) [view diff] case mismatch in snippet view article find links to article
H. Freeman. ISBN 1-57259-491-8. Hyperphysics – Rotational Spectra of Rigid Rotor Molecules Hyperphysics – Quantum Harmonic Oscillator 3D Chem – Chemistry
MacRobert Award (1,243 words) [view diff] exact match in snippet view article find links to article
Limited (Agricultural division) 1975 - Westland Helicopters "For the semi-rigid rotor system and conformal gearing of the Lynx helicopter" and British Railways
Sikorsky S-97 Raider (2,372 words) [view diff] exact match in snippet view article find links to article
design process as a basis to develop the SB-1 Defiant, a high-speed rigid rotor co-axial rotorcraft, for the army's Joint Multi-Role Technology Demonstrator
Revolution Mini-500 (1,163 words) [view diff] exact match in snippet view article find links to article
with a foam and glass-fibre structure cabin. It has a two-bladed semi-rigid rotor and a conventional two-blade tail rotor. The first Mini-500 flew in 1992
Cruciform wing (1,162 words) [view diff] exact match in snippet view article find links to article
Aircraft (RSRA). Intended to take off vertically like a helicopter, the rigid rotor could be stopped in mid-flight to act as an X-shape cruciform wing providing
NASA wind turbines (2,666 words) [view diff] exact match in snippet view article find links to article
wind turbines experienced gearbox failures that are often a problem for rigid rotor systems in use today. The NASA program hosted technical conferences,
William Klemperer (1,320 words) [view diff] no match in snippet view article find links to article
by these new techniques, and it was a puzzle. Instead of the simple rigid-rotor spectrum, which would have produced a 1 – 0 transition at 12 GHz, the
Lockheed Corporation (4,220 words) [view diff] no match in snippet view article find links to article
Lockheed S-3 Viking, patrol/attack YO-3A Quiet Star Lockheed CL-475, rigid-rotor helicopter XH-51A/B (Lockheed CL-595/Model 286), compound helicopter
Aérospatiale Gazelle (8,785 words) [view diff] exact match in snippet view article find links to article
class. The original main rotor system of the Gazelle was based upon the rigid rotor system developed by Messerschmitt-Bölkow-Blohm for the MBB Bo 105; however
Kawasaki Aerospace Company (2,804 words) [view diff] exact match in snippet view article find links to article
were responsible for developing the rotors (these were based on the rigid rotor system previously used on MBB's Bo 105), tailboom, flight controls and
MBB Bo 105 (5,044 words) [view diff] exact match in snippet view article find links to article
across the fleet, there was a total of zero failures (as of 1991). The rigid rotor design adopted on the Bo 105 has been partially responsible for the type's
Nicholas Lappos (1,099 words) [view diff] exact match in snippet view article find links to article
Airport in Jupiter, Florida. Lappos also worked on Sikorsky's co-axial, rigid rotor, advancing blade concept; high speed aerodynamic research platform; the
Bell UH-1 Iroquois (10,292 words) [view diff] exact match in snippet view article find links to article
reduction results in 324 rpm at the main rotor. The two-bladed, semi-rigid rotor design, with pre-coned and underslung blades,: 129  is a development
Perturbation theory (quantum mechanics) (13,442 words) [view diff] exact match in snippet view article
} The unperturbed normalized quantum wave functions are those of the rigid rotor and are given by ψn(ϕ)=einϕ2π,{\displaystyle \psi _{n}(\phi )={\frac