Servostångstyrte

Servostångstyrte is a Swedish term that translates to "servo-assisted steering" or "power steering" in English. It refers to a system that enhances the effort required to turn the steering wheel of a vehicle. In a servostångstyrte system, a hydraulic pump or an electric motor generates assistance to reduce the driver's physical input when maneuvering the steering wheel, making it easier to turn, especially at low speeds or when parking. This technology has become a standard feature in most modern automobiles, significantly improving driver comfort and control.

The primary function of servostångstyrte is to multiply the force applied by the driver to the steering wheel. Without it, turning the wheels of a heavy vehicle would require considerable physical exertion. The system typically consists of a steering gear, a power source (either hydraulic or electric), and a control valve or sensor that detects the driver's steering input. When the driver turns the wheel, sensors register the movement and direction, and the power source activates to provide the necessary assistance.

Hydraulic power steering systems, once the most common, use a pump driven by the engine to circulate hydraulic fluid. This fluid is directed to an actuator that assists in turning the wheels. Electric power steering (EPS) systems, which are increasingly prevalent due to their efficiency and environmental benefits, use an electric motor to provide assistance. EPS systems are generally lighter, consume less energy, and offer greater flexibility in tuning steering feel. The implementation of servostångstyrte has been a significant advancement in vehicle design, contributing to safer and more user-friendly driving experiences.