Patent ID: 7373688
Filing Date: 2008-05-20
Classification: B60S

Abstract:
1. A wiper blade for a wiper system that wipes a wiping surface of a vehicle and includes a wiper arm rotatably connected to the wiper blade, the wiper blade comprising: a blade rubber that wipes the wiping surface and includes two primary grooves, wherein the primary grooves extend in a first direction parallel to a central axis of the wiper blade and are arranged in first and second lateral sides, respectively, of the blade rubber that are opposed to one another in a second direction perpendicular to the first direction and generally parallel to the wiping surface, wherein the blade rubber further includes a wiping lip that wipes the wiping surface and a connecting body that is connected to the holder and includes the primary grooves; two backing plates that extend in the first direction and are received in the primary grooves, respectively, of the blade rubber; a holder that is rotatably connected to the wiper arm and detachably holds the blade rubber, which has the backing plates; and a resilient fin that extends in the first direction and is connected to the holder, wherein the fin limits lifting of the wiper blade from the wiping surface when the vehicle is running, wherein the fin includes two claws that cooperate together to clamp the connecting body of the blade rubber; the connecting body further includes two secondary grooves, which extend in the first direction and are arranged in the first and second lateral sides, respectively, of the blade rubber; the secondary grooves receive the claws, respectively, of the fin; the holder includes at least one pair of claws; the connecting body further includes two tertiary grooves, which extend in the first direction and are arranged in the first and second lateral sides, respectively, of the blade rubber; the tertiary grooves receive the claws, respectively, of each pair of the holder; and the tertiary grooves are positioned between the primary grooves and the wiping lip.