Patent ID: 8398102

Claim:
A swing arm ( 10 ) for a suspension of a vehicle, said swing arm ( 10 ) comprising: a single-sheet metal piece including a main portion ( 30 ); a substantially transversely outer arm portion ( 12 ) having a free end ( 14 ) for mounting of a support for supporting a wheel of the vehicle; and a substantially transversely inner arm portion ( 16 ) with a first branch ( 18 ) and second branch ( 20 ), said first branch ( 18 ) being substantially aligned with said outer arm portion ( 12 ) and having a free end ( 22 ) for mounting of a first connector ( 24 ) for connection to a body of the vehicle and said second branch ( 20 ) extending along an arched path towards a rear part of the vehicle and having a free end ( 26 ) for mounting of a second connector for connection to the vehicle body; said main portion ( 30 ) having an open section and at least one secondary portion ( 32 ) arranged in an edge zone of said swing arm ( 10 ), having a closed section, and formed by at least one strip ( 34 ) of said metal piece folded onto said main portion ( 30 ) and firmly secured with a free edge of said at least one strip ( 34 ) to said main portion ( 30 ).