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US2440292A - Rotor equipped aerial device - Google Patents

, "ROTOR EQUIPPED AERIAL DEVICE Filed May 5, 194,4 . 5 l7 r i Y fl/g F 1 (5.14 H /7 v I M I J IIIVII/ENTOR. - HAROLD I. PITCAIRN ATTORNEYS A Patented Apr. 27, 1948 UNITED STATES PATENT OFFICE ROTOR EQUIPPED AERIALlDEVICE Harold F. Pitcairn, Bryn Athyn, and PaulH.

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GR 500 H Rotor and Worm Grinding Machine - Star-SU

Based on the structure and axis kinematics of the G 500 H, the GR version of the machine is specifically equipped for the manufacturing of rotors. The single grinding spindle allows the operator to grind small to medium lots with unmatched quality, making the GR 500 H an optimal prototyping instrument. Equipped with dressable corundum … GR 500 H Rotor and Worm Grinding Machine Read More »

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EP2336024B1 - Rotor bearing structure, rotorcraft carrying ...

EP2336024B1 EP10015435.0A EP10015435A EP2336024B1 EP 2336024 B1 EP2336024 B1 EP 2336024B1 EP 10015435 A EP10015435 A EP 10015435A EP 2336024 B1 EP2336024 B1 EP 2336024B1 Authority EP European Patent Office Prior art keywords rotor damping carrier structure mechanism structure Prior art date Legal status (The legal status is an assumption and …

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What is AC Motor - Construction, Working, Types & Applications

Oct 05, 2019· The rotor is the moving part that either move in clockwise or anti-clockwise depending upon thrust impelled on it. The bearings provide proper friction for the rotor to run smoothly. A fan is employed to remove the unwanted heat that gained during the running of the rotor. It is expelled out through the ventilation that is provided behind the ...

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STRUCTURAL DESIGN AND ANALYSIS OF ELLIPTIC …

anti-torque [2]. Each rotor consists of four elliptical blades and they are supported at mid-position. It is powered by DC brushless motors and Li-Po batteries. Control devices are equipped in each rotor to control the blades pitch angles independently. In this paper, structural design and analysis of cyclocopter rotor blades are carried out.

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Cryo EM structure of intact rotary H+-ATPase/synthase from ...

Jan 08, 2018· A similar contact surface was reported for the V o of the yeast enzyme 18, suggesting evolutionary conservation of the rotor structure of V/A type ATPases. Structure of the membrane embedded domain The hydrophobic C-terminal region of the a-subunit (a-CT) and the c 12 ring constitutes the hydrophobic domain responsible for proton translocation ...

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Rotor (electric) - Wikipedia

The rotor is a moving component of an electromagnetic system in the electric motor, electric generator, or alternator.Its rotation is due to the interaction between the windings and magnetic fields which produces a torque around the rotor's axis.

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PROFESSIONAL FIXED ROTARY TILLERS AND FRANGORS - CELLI

Their structure is the same as that of rotary tillers (fixed or folding), on which tooth rotors (standard) or straight tines (on request) are mounted. The special rear tailgates, which are used to contain and level the ground are the main features of Frangor machines.

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(PDF) High speed solid rotor induction machine: Analysis ...

The paper presents the design, analysis and testing aspects of high speed induction machines equipped with solid rotor. At first the theoretical background and design aspects of solid rotor for ...

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Rotational Spectroscopy of Diatomic Molecules - Chemistry ...

May 19, 2020· Recall the Rigid-Rotor assumption that the bond length between two atoms in a diatomic molecule is fixed. However, the anharmonicity correction for the harmonic oscillator predicts the gaps between energy levels to decrease and the equilibrium bond length to increase as higher vibrational levels are accessed.

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A novel controllable crowbar based on fault type ...

parallel rotor crowbar, classical outer crowbar, and proposed CBFT protection techniques is studied. The fluctuations of DC-link voltage, active power, and reactive power for studied system equipped with different protection techniques are investigated. Moreover, the impacts of different crowbar resistance values on the accuracy of proposed ...

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Banbury Mixer Rotors Structure - Buy Banbury,Banbury Mixer ...

Banbury Mixer Rotors Structure, Find Complete Details about Banbury Mixer Rotors Structure,Banbury,Banbury Mixer Structure,Banbury Mixer Rotors from Internal Mixers Supplier or Manufacturer-Qingdao Huadeyu International Trade Co., Ltd.

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EUROPE: Eco Flettner rotor-equipped vessel completes sea ...

But in the end the rotor works as promised, the vessel behaves perfectly, and our efforts paid off.' One of the main tasks for the team of Fehn Ship Management was to prepare Fehn Pollux for the installation of the 37-tonne rotor on the forecastle. That included a strengthening of the hull structure and the securing of the rotor foundation.

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Structure of Brushless AC synchronous Generator

Structure of Static part of a brushless AC synchronous generator. The structure of the brushless AC synchronous generator is divided into two parts, a stationary part and a rotating part. The stationary part is called a stator, and includes a base, a stator core, a stator winding, an end cover, a bearing cover, and a stator of an AC exciter.

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CFD/CSD Prediction of Rotor Vibratory Loads in High-Speed ...

CFD/CSD Prediction of Rotor Vibratory Loads in High-Speed Flight Article in Journal of Aircraft 43(6):1698-1709 · November 2006 with 55 Reads How we measure 'reads'

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VARIETY IS SPICE OF IN-VESSEL LIFE | BioCycle

Jul 25, 2005· As the rotor advances, it lifts the material from one row and transfers it to the next by means of a transfer apparatus equipped with two Archimedean screws. The biomass of the last row is loaded directly onto a second belt to be transferred to the area where the second phase of the composting process takes place.

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The Inside of a Wind Turbine | Department of Energy

Nov 10, 2019· Figure 1 shows a gear-rotor-bearing system equipped with HSFD under the assumptions of nonlinear rub-impact force, nonlinear fluid film force, nonlinear suspension effect, and nonlinear gear meshing force. Nonlinear rub-impact force can be found between the rotor and the stator. The bearing consists of four hydrostatic chambers and four hydrodynamic regions.

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Electric motor - Wikipedia

An electric motor is an electrical machine that converts electrical energy into mechanical energy.Most electric motors operate through the interaction between the motor's magnetic field and electric current in a wire winding to generate force in the form of torque applied on the motor's shaft. Electric motors can be powered by direct current (DC) sources, such as from batteries, motor vehicles ...

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Rotor - definition of rotor by The Free Dictionary

Define rotor. rotor synonyms, rotor pronunciation, rotor translation, English dictionary definition of rotor. ... Multirok impactors from thyssenkrupp are available in two sidewall and rotor variants: the sidewalls can be equipped either with ... This results in the gas spinning faster than the rotor itself. Exhausting work: TLT Turbo replaces ...

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Field Balancing and Harmonic Vibration Suppression in ...

2. Modeling of the AMB-Rotor System. The AMB-rotor system, whose block diagram in the x-z plane is shown in Figure 1, consists of an imbalanced rotor, radial AMB stators, axial AMB stators, displacement sensors, controller, and power amplifiers. o is the center of the AMB stators and the origin of the coordinate XYZ.l m and l s are the distances from o to the centers of a radial AMB stator and ...

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GE's Haliade 150-6MW

ROTOR Rotor diameter 150.95 m Blade length 73.5 m Rotor swept area 17,860 m2 Rotor speed range 4 - 11.5 rpm Tip speed 90.8 m/s GENERATOR Type Direct Drive Permanent Magnet Rated voltage 900 V per phase Number of phases 3 x 3 Protection class IPP55 CONVERTER Type Back to back 3-phase AC/AC Output voltage 900 V TOWER Type Tubular steel

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ROTOR Bike Components

ABOUT ROTOR. ROTOR Bike Components crafts products with a specific intention: to help you improve your cycling experience. From our original Q rings to our unprecedented dual-sided power meter, 2INpower, we apply technology to help you become a stronger, faster, and more-efficient cyclist.

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Can carbon rotors provide better braking? - BikeRadar

Nov 21, 2012· Rotors constructed from a combination of carbon and ceramic materials have been used by the automotive and aerospace industries for decades, but the trickle-down to disc-equipped …

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Helicopter rotor equipped with flaps - Advanced Technology ...

Jun 17, 1997· The present invention relates to a helicopter rotor equipped with flaps. 2. Description of the Related Art . A helicopter is generally maneuvered by controlling a pitch angle in a blade root of a main rotor by means of actuators, swash plates, link mechanisms, and the like. The helicopter rotor is a high-speed rotatable element.

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1-3-3. AC Motor | Nidec Corporation

Fig. 1.18 Winding rotor It is equipped with three slip rings to energize the rotor with the brush. Winding rotors (Fig. 1.18) are used in the wound-rotor type induction motors. The motor characteristics can be changed using a variable resistor connected through the slip rings.

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WO2007121904A1 - Sail for the rotor of a wind generation ...

A rotating structure according to claim 8, characterized in that the radial arms (3) and / or other rotating elements of the structure are equipped with roller elements which run along annular guides or tracks provided on the supporting bearing structure and in that the rotating structure equipped with a sprocket comb with which pinion which ...

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Kazan Helicopter Plant Chief Designer's Report ANSAT ...

Kazan Helicopter Plant facilities, the helicopter has all-metal structure. Structurally, the Ansat is a single-rotor helicopter of classical design with one four-blade main rotor and two-blade tail rotor. The helicopter is powered by two gas ... The helicopter is equipped with two PW207K gas turbine engines

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Viking Grace installs rotor sail for wind-assisted propulsion

Viking Line has installed a rotor sail on the LNG-fuelled Viking Grace, making it the first passenger ship in the world equipped with a rotor sail for the utilisation of wind power.LR approved the structure and the risk-assessment related to the installation of the sail in line with its Guidance Notes for Flettner Rotor …

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