A connector includes contacts and an insulator. By this, an electrophoresis technique with better accuracy than conventional arts can be provided. A braking force is provided to a wheel on the inner side with respect to the vehicle turning direction in the case where the absolute value of the steering angle is equal to or greater than the preset threshold value of the steering angle. The processing logic includes a primary microprocessor configured to execute one or more primary applications written in a first computer language; and a safety microprocessor configured to execute one or more safety applications written in a second computer language. According to the invention, the absorbent body has a widest width of 60-80 mm in its front part, and a smallest width of 5-20 mm in its rear end, and includes a layer of dry-formed cellulose fibres having a density of at least 250 gdm3 and extending over essentially the whole surface of the absorbent body, out to the front and side edges of said body.