Flat wiper blade

Flat wiper blade for use in windscreen wiper modules of vehicles, essentially consisting of a wiping rubber in addition to two spring rails, extending in the longitudinal direction of the wiper blade, spaced apart from one another and receiving the wiping rubber in a subsection between them, which each respectively project over the wiping rubber on the wiper blade longitudinal sides and with at least one jet or injection strip provided on one longitudinal side of the wiper blade, having at least one injection or washing duct with a large number of jet or injection openings for application of a washing and cleaning fluid to a vehicle windscreen and which, with use of clip-like fixtures spanning the wiper blade on the upper side of the wiper blade, is retained on the external peripheries of the spring rails.