| 摘要 |
A windscreen wiper arm (8) particularly for automobiles comprising a mounting head (11) mountable on a drive shaft (12) and an arm member (13) pivotally connected to the mounting head (18) by means of a pivot pin (14) wherein the arm member (13) has a substantially U shaped cross section near said pivot pin (14) comprising two side walls (16,17) wherein a part of the mounting head (11) extends between the side walls (16,17) and beyond said pivot pin (14) wherein said part is provided with opposite abutting surfaces (20,21) for abutting against the side walls (16,17) of the arm member (13) wherein means are provided on said mounting head (11) and said arm member (13) for limiting a pivot angle of the arm member (13) wherein said means comprise at least one guiding groove (22) on one of said abutting surfaces (20,21) of said part of said mounting head (11) as well as at least one outwardly extending finger (19) on said arm member (13) cooperating with said guiding groove (22) wherein said finger (19) is movable in said guiding groove (22) between a first position corresponding with a wiping position of the arm member (13) and a second position corresponding with a mounting position of the arm member (13) and wherein said finger (19) extends outwardly from a base (18) of the U shaped cross section of said arm member (13) in a direction towards said drive shaft (12). |
