Windscreen wiper arm, particularly for automobiles

A windscreen wiper arm, wherein one end of the wiper arm member is adapted to be pivotally connected to a mounting head mounted on a drive shaft, wherein the windscreen wiper arm comprises:

• a wiper rod;
• an adapter adapted to be connected to an elongated wiper blade to be placed in abutment with a windscreen to be wiped, wherein one end of said wiper rod is rigidly connected to said adapter, wherein said adapter, at a location of its connection to the wiper blade, has an adapter U-shaped cross-section with a base and two spaced-apart legs, and wherein said adapter U-shaped cross-section is mounted offset in a plane of said base relative to a longitudinal axis of said wiper rod;
• and
• a nozzle for spraying a washing liquid onto the windscreen to be wiped, wherein said nozzle is detachably connected to said adapter at a lateral side of the windscreen wiper arm in use facing towards an upward position, wherein the nozzle comprises a joint part detachably connected to said adapter and a spraying part detachably connected to said joint part, wherein said joint part includes a protrusion pivotally cooperating with a correspondingly shaped recess in one leg of said adapter U-shaped cross-section, wherein said protrusion and said recess allow a rotational movement of said joint part around a pivot axis defined by said protrusion and said recess between a mounting position and a working position, wherein in said working position said joint part is snapped onto said wiper rod.