Bicycle Quick Releases have been used for decades by individuals who like the way they feel while riding their bicycles...
Bicycle Quick Releases
have been used for decades by individuals who like the way they feel while riding their bicycles. They offer a way to release the front tire from the rim without removing the pedals. If one releases the rear wheel from the stem, they can be removed and hand held for riding purposes. These are very handy because of the many different uses they have. Some of these designs include levers that are spring loaded for extra leverage. There are also mechanisms that engage the wheel and prevent it from moving when the brakes are applied.
Bicycle quick releases that use the skewer system are not very common. In the past, these would either use an old-fashioned ratchet or a pin to keep the rear wheel in place. This would usually take a lot of force to make the dropout angle the right way. Today, there is a new mechanism which is called the dropout elevator.
The design of modern bicycle quick releases includes a simple lever which is pulled outward to engage the wheel. Once this is done, it then engaging a second lever that pushes the entire assembly into place. It is all done by simply using a simple clamping force. The force used will depend on the type of quick release you use.
Dropout bicycle quick releases are popular because they have a mechanism which does not involve a complicated mechanism like the older ratchet systems. The simple process eliminates the need for a long stem or lever, making it much easier to use. Many people who enjoy riding on their bicycles do not want to deal with removing the dropouts on each ride. Many of them prefer the ease of use of the newer mechanism.
The mechanism is similar to the ratchet mechanism but uses two springs. The mechanism does not work with only one spring as with the ratchet but can work with two springs in some cases. The two springs on a quick release are meant to prevent the wheel from rolling back while the axle is pushed out to the open position on the frame. The two springs are meant to work in conjunction with a locking mechanism that prevents the levers from being accidentally released.
Bicycle quick release systems have a few advantages over other systems. They tend to be lighter weight, more convenient, and often come with the necessary hardware needed to attach them to the wheel axle. These systems also tend to be easier to clean than their older counterparts, as dirt and grease are less likely to collect on the moving parts. Many people prefer the newer system designs because they allow for the use of modern parts. Some older designs are limited to use of parts that are commonly found on bicycle frames.