Protective rail for wiper blades of a windscreen wiper and method for manufacturing it
A technology for protective rails and wiper blades, which is applied in vehicle maintenance, vehicle cleaning, transportation and packaging, etc. It can solve the problems of high friction coefficient of protective rails and stoppage of wiper system, so as to improve the quality of wipers, improve wiper graphics, reduce friction effect
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[0018] figure 1 The principle configuration of the first embodiment of the invention is shown. The wiper blade 10 has a wiper strip 14 which has a wiper rubber lip 16 which is connected to the head strip 20 via a swivel lug 18 . The head strip 20 has two oppositely arranged longitudinal grooves 24 , which form the webs 22 , and into which grooves a flat, beam-like and elastic support element 26 is inserted. The carrier element 26 is prebent in the longitudinal direction in such a way that the wiper blade 10 bears against the window pane with a suitable pressure distribution under the action of the contact force of a wiper arm (not shown).
[0019] The wiper blade 10 also has a wind deflector 12 , which has two inwardly directed longitudinal grooves 28 facing the support element 26 , into which the support element 26 engages and thus secures the wind deflector 12 to the wiper blade 10 . The longitudinal groove 28 of the wind deflector 12 is delimited in the direction of the w...
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