A boneless wiper structure (10) for a wiper arm (3) includes a wiper blade (1) and a connection base assembly (2). The wiper blade (1) is provided with two positioning holes. The connection base assembly (2) includes a fixing base (21) and a joint base (22...

The device has an adapter (10) i.e. wiper arm adapter, forming an articulation part (28) at a wiper arm or a wiping leaf (12). A set of form-closure elements (14, 16) of the adapter is connected with a form-closure element (18) of another adapter (20) i.e....