What is a variator clutch?

What is a variator clutch?

The variator works upon the ratio of the diameter of the front and rear drive belt pulleys. Behind the moving plate of the front pulley, there are clutch rollers. These are thrown towards the outside edge of the variator by centrifugal force, as the rotation speed of the engine / variator increases.

What does a performance variator do?

A variator itself is the main driving part of a continually variable transmission (CVT). In a CVT transmission, the engine can rev to its peak performance and effieciency and stay there – while the CVT changes gearing, smoothly and continually according to the speed of the vehicle and the revs of the engine.

Does a scooter have a clutch?

Scooters. A scooter, otherwise known as a ‘twist and go’ is exactly that. There is no manual gear or clutch and they are therefore regarded as easier to ride.

What do the rollers do on a scooter?

The roller weights in the variator determine how quickly the gear ratio moves from low to high during acceleration and what gear ratio is used at any given speed. The weights operate the “gear change” through centrifugal force.

How can I improve my scooter performance?

The Simple Tips to Increase Your Electric Scooter’s Speed

  1. First, Remove the Scooter’s Speed Limiter.
  2. Modify the Firmware.
  3. Upgrade the Existing Battery.
  4. Add Another Battery.
  5. Add Two More Batteries.
  6. Change the Sprockets.
  7. Rewind the Motor.
  8. Is a 15 Mph (Speed) Too Fast for an Electric Scooter?

What do rollers do on a scooter?

By changing your CVT stock rollers to a lighter weight, you can increase acceleration off the mark, and by adding weight, you can increase top speed.

When should I replace my scooter belt?

How long does my drive belt last? It depends on the manufacturer and specific bike, so you have to refer to the service/owner’s manual. Both manuals contain a wealth of information, so do flip through from time to time. Certain manufacturers recommend a change at 10,000 km, 20,000 km and so forth.

Do electric scooters have clutch?

The functionality that makes the gearless vehicles transmission possible is known as CVT(Continuously Variable Transmission.). This functionality does the work for keeping the engine running while the bike is not in motion. In case of geared vehicles, the clutch is used to disconnect the engine from wheels.

Does a scooter have a wet clutch?

Modern scooters run on 4-stroke engines, and do not have wet clutches, but instead are fitted with Continuous Variable Transmissions (CVT). All the above has increased the need for oils that are designed and developed specifically for motorcycle and scooter applications.

What is a variator drive on a scooter?

On modern twist and go scooters, a variator drive system gives the optimum gear ratio between the engine and the rear wheel. This enables the engine to work at the best RPM in comparison to road speed and conditions. The variator works upon the ratio of the diameter of the front and rear drive belt pulleys.

How does the variator work?

Behind the moving plate of the front pulley, there are clutch rollers. These are thrown towards the outside edge of the variator by centrifugal force, as the rotation speed of the engine / variator increases.

How does a variator pulley work?

When the weight rollers move towards the outside of the variator, the inside plate is forced together with the outer plate and this moves the drive belt towards the outside of the pulley. This effectively makes the diameter of the front pulley larger.

author

Back to Top