The glass or windshield in front of motorcycles serves several purposes:
Wind Protection: The primary function of a windshield on a motorcycle is to provide wind protection for the rider. When riding at higher speeds, the wind resistance can create a significant force that can cause fatigue and discomfort. The windshield helps to deflect the wind over the rider, reducing the amount of wind hitting the body and face.
Aerodynamics: A well-designed windshield can improve the aerodynamics of the motorcycle, reducing drag and improving fuel efficiency. By redirecting the airflow, the windshield can help streamline the bike, allowing it to cut through the air more efficiently.
Weather Protection: The windshield can provide protection against various weather elements such as rain, snow, and debris. It helps to create a barrier that shields the rider from the direct impact of these elements, enhancing comfort and visibility.
Bug and Debris Deflection: Riding a motorcycle exposes the rider to various insects, road debris, and small particles. The windshield acts as a barrier, deflecting bugs and debris away from the rider's face, reducing the chances of them hitting the rider's helmet or body.
Noise Reduction: Depending on the design and height, a windshield can help reduce wind noise and turbulence around the rider. This can contribute to a quieter and more comfortable riding experience.
The presence of a windshield on a motorcycle, such as those seen on police motorcycles, can vary based on the intended purpose and design of the bike. Police motorcycles often have larger windshields to provide enhanced wind protection and weather resistance for the officers during their duties.
It's important to note that not all motorcycles come equipped with windshields, as it is often a personal preference. Some riders prefer the open-air feel and unobstructed view, while others opt for windshields to enhance comfort and protection.