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  2. Mini 4WD - Wikipedia

    en.wikipedia.org/wiki/Mini_4WD

    A single electric motor turns both axles. These kits snap and screw together without the need for glue. [2] By the late 1980s, the Mini 4WD hobby was well-established in Japan, and it began taking off in the United States as well. In February 1989, several American and Japanese companies unveiled their versions at the annual toy fair in New ...

  3. Model rocket motor classification - Wikipedia

    en.wikipedia.org/wiki/Model_rocket_motor...

    The designation for a specific motor looks like C6-3.In this example, the letter (C) represents the total impulse range of the motor, the number (6) before the dash represents the average thrust in newtons, and the number (3) after the dash represents the delay in seconds from propelling charge burnout to the firing of the ejection charge (a gas generator composition, usually black powder ...

  4. Model car - Wikipedia

    en.wikipedia.org/wiki/Model_car

    Though most car models are static display items, individual model builders have sometimes powered their vehicles in various ways, including rubber bands, springs, inertia mechanisms, electric motors, internal combustion engines, air engines and steam engines. In order to make them less fragile, powered models are often somewhat simplified and ...

  5. Amateur rocketry - Wikipedia

    en.wikipedia.org/wiki/Amateur_rocketry

    Amateur rocketry, sometimes known as experimental rocketry or amateur experimental rocketry, is a hobby in which participants experiment with fuels and make their own rocket motors, launching a wide variety of types and sizes of rockets.

  6. Model aircraft - Wikipedia

    en.wikipedia.org/wiki/Model_aircraft

    Direct-drive is most common with fuel-powered engines. Rarely, some electric motors are designed with a sufficiently high torque and low enough speed and can utilize direct-drive as well. These motors are typically called outrunners. Reduction drive uses gears to reduce shaft rpm, so the motor can spin much faster. The higher the gear ratio ...

  7. Pancake (slot car) - Wikipedia

    en.wikipedia.org/wiki/Pancake_(slot_car)

    The term 'pancake' is also loosely used to refer to a car or chassis which has such a motor. Common Slot Car Motor Arrangements. Common Slot Car Motor Arrangements. The Pancake motor (far right) is seen end-on, with the shaft pointing toward the reader. The last spur gear has a small pinion gear on its underside, engaging the axle's crown gear.

  8. Jetex - Wikipedia

    en.wikipedia.org/wiki/Jetex

    Jetex 100 - the first Jetex motor Aeromodeller June 1948 Jetex Tailored Skyray kit. The Jetex motor is a miniature solid-fuel rocket motor produced for use as a powerplant for flying model aircraft. Its production led to a number of imitators and, after its discontinuation, successors of similar type.

  9. Friction motor - Wikipedia

    en.wikipedia.org/wiki/Friction_motor

    A friction motor is a simple mechanism to propel toy cars, trucks, trains, action figures and similar toys. The motor consists of a large flywheel which is connected to the drive wheels of the toy via a gear train with very low gear ratio, so that the flywheel revolves much faster than the wheels. The flywheel's axis is perpendicular to the ...

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