Patent ID: 7971313

Claim:
A wiper arm assembly, comprising: a mounting head having one end configured for attachment to a vehicle and laterally spaced sidewalls extending to another end with an axle extending between said sidewalls, said mounting head further having a locking tab extending substantially from said axle and toward said another end, said locking tab having a locking surface; a wiper arm having one end configured to support a wiper blade and another end configured with a hub having a pocket for rotation of said axle therein, said pocket extending generally from said another end to a seating surface, said hub further having a recess extending generally from said seating surface toward said one end, said recess having a locking surface; a spring configured for operable attachment to said mounting head and said wiper arm; and said locking tab on said mounting head being received in said recess in said hub in a shipping position under a force imparted by said spring upon rotating said mounting head relative to said wiper arm from a disassembled position toward said shipping position, said locking surface on said locking tab confronting said locking surface in said recess while in said shipping position and preventing said mounting head and said wiper arm from rotating back toward said disassembled position from said shipping position.