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  2. Bicycle and motorcycle dynamics - Wikipedia

    en.wikipedia.org/wiki/Bicycle_and_motorcycle...

    Several factors, including geometry, mass distribution, and gyroscopic effect all contribute in varying degrees to this self-stability, but long-standing hypotheses and claims that any single effect, such as gyroscopic or trail (the distance between steering axis and ground contact of the front tire), is solely responsible for the stabilizing ...

  3. Vibrating structure gyroscope - Wikipedia

    en.wikipedia.org/wiki/Vibrating_structure_gyroscope

    The Coriolis effect induces an acceleration on the proof masses equal to = (), where is a velocity and is an angular rate of rotation. The in-plane velocity of the proof masses is given by X ip ω r cos ⁡ ( ω r t ) {\displaystyle X_{\text{ip}}\omega _{r}\cos(\omega _{r}t)} , if the in-plane position is given by X ip sin ⁡ ( ω r t ...

  4. Gyroscope - Wikipedia

    en.wikipedia.org/wiki/Gyroscope

    Gyro X prototype vehicle created by Alex Tremulis and Thomas Summers in 1967. The car utilized gyroscopic precession to drive on two wheels. An assembly consisting of a flywheel mounted in a gimbal housing under the hood of the vehicle acted as a large gyroscope. The flywheel was rotated by hydraulic pumps creating a gyroscopic effect on the ...

  5. Hemispherical resonator gyroscope - Wikipedia

    en.wikipedia.org/wiki/Hemispherical_resonator...

    This shell is driven to a flexural resonance by electrostatic forces generated by electrodes which are deposited directly onto separate fused-quartz structures that surround the shell. The gyroscopic effect is obtained from the inertial property of the flexural standing waves. Although the HRG is a mechanical system, it has no moving parts, and ...

  6. Gyrocar - Wikipedia

    en.wikipedia.org/wiki/Gyrocar

    Shilovsky's gyrocar in 1914, London A gyrocar is a two-wheeled automobile.The difference between a bicycle or motorcycle and a gyrocar is that in a bike, dynamic balance is provided by the rider, and in some cases by the geometry and mass distribution of the bike itself, and the gyroscopic effects from the wheels.

  7. Rotordynamics - Wikipedia

    en.wikipedia.org/wiki/Rotordynamics

    G is the skew-symmetric gyroscopic matrix: K is the symmetric bearing or seal stiffness matrix; N is the gyroscopic matrix of deflection for inclusion of e.g., centrifugal elements; q(t) is the generalized coordinates of the rotor in inertial coordinates; f(t) is a forcing function, usually including the unbalance.

  8. Axial parallelism - Wikipedia

    en.wikipedia.org/wiki/Axial_parallelism

    Axial parallelism of Saturn's rings, in a 17th century work by James Ferguson (Scottish astronomer) Axial parallelism can be seen in the Moon's tilted orbital plane.This results in the revolution of the lunar nodes relative to the Earth, causing an eclipse season approximately every six months, in which a solar eclipse can occur at the new moon phase and a lunar eclipse can occur at the full ...

  9. Gyroradius - Wikipedia

    en.wikipedia.org/wiki/Gyroradius

    It is often useful to give the gyrofrequency a sign with the definition = or express it in units of hertz with =. For electrons, this frequency can be reduced to , = (/).. In cgs-units the gyroradius = | | and the corresponding gyrofrequency = | | include a factor , that is the velocity of light, because the magnetic field is expressed in units [] = / /.