| 摘要 |
A wiper arm for wiper systems of road vehicles including a wiper blade adapter attached via a connection at one end of a non-circular-shaped wiper arm element and a retainer, where the wiper blade adapter is designed for connection to a wiper blade, and the wiper arm element and the retainer are swivel-mounted to a retainer support attachable in a torque proof manner to a drivable wiper shaft, where the wiper arm element and the retainer are capable of being stressed against a screen to be wiped by a spring element provided on the wiper arm, where the connection is performed by at least one connecting piece which is formed on a circumferential surface rotationally and symmetrically with respect to a connecting piece axis.
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