WIPER DEVICE

An inclination mechanism TM is provided at a wiper blade . The inclination mechanism TM inclines the wiper blade with respect to a surface a, so that a center Ct of a U-shaped hook part is disposed forward in a wiping direction with respect to a center Ct of a blade rubber . Accordingly, at the time of each of forward wiping and return wiping of the wiper blade , it is possible to correctly incline the blade rubber with respect to the surface