Longitudinal support frame profile for lorry trailers is extruded in one piece with parallel upper and lower ties connected through sheet metal web plate having lugs on inside and outside

摘要

The longitudinal support frame profile (1) is extruded from aluminum in one piece with a parallel upper tie (2) and lower tie (3) connected through a sheet metal web plate (4) which has on the inside a lug (5) and on the outside a further lug (6). The inner and outer lugs preferably have the same arm length as the wall thickness of the web plate.