The chain drive garage door opener was the standard for many decades before belt and screw drive mechanisms were introduced.
Chain vs belt drive garage door.
And it s still the most popular type of drive mechanism for garage door openers.
The actual mechanisms of the openers are the same with the exception of a belt drive garage door opener using a steel reinforced rubber fiberglass or polyurethane belt.
When comparing the chain drive garage door opener and the belt drive system you will notice that the belt drive is much quieter.
These openers have the same mechanism as that used on chain drives except for the substitution of a quieter belt for the chain.
It uses a chain running assembly unit attached to tension springs that lift the garage door up and down.
Like a chain drive the belt drive operates by moving the rubber belt.
You guessed it they utilize a belt instead of a chain.
The noise from the chain drive which is made from the gearing motor and metal to metal contact leaves this type of opener at a disadvantage.
0 35 hp for doors up to 350 lbs.
Belt drive garage openers use a rubber belt to open the garage door.
Belt drive is the luxury choice for those who insist on quiet operation and sleek design.
The low vibration belt is made from polyurethane steel.
Other installation features are similar to that of belts the chain is joined with an adjustable clip and driven by a sprocket on top of the motor.
The rubber belt is used to slide the trolley when the door is triggered to open or close the door.
They are exactly the same as the belt drive with the belt simply replacing the chain in the drive mechanism.