Patent ID: 7530450

Claim:
A conveyor ( 1 ), comprising: a set of support stations ( 9 ); and a transport belt ( 3 ) suitable for traveling over the stations ( 9 ), each station comprising: a cradle ( 17 ) for guiding the belt ( 3 ), the cradle ( 17 ) comprising at least two rollers ( 31 , 33 ) for guiding and supporting the belt ( 3 ); a frame ( 15 ) for supporting the rollers ( 31 , 33 ); and anti-jamming protection ( 35 ) disposed along the rollers ( 31 , 33 ) and secured to the frame ( 15 ); wherein the protection ( 35 ) comprises a protective bar ( 36 ) extending continuously along a length of at least two rollers ( 31 , 33 ) extending substantially parallel to a generator line of each roller ( 31 , 33 ), wherein the bar ( 36 ) is bent and matches a curvature of the guide cradle ( 17 ), the bar ( 36 ) comprising an elongate core ( 38 ) and a sheath ( 39 ) surrounding the elongate core ( 38 ), the belt and the bar ( 36 ) at each station being spaced apart by non-zero spacing (e), and the rollers ( 31 , 33 ) and the bar ( 36 ) are spaced apart by a spacing (e′) which is non-zero and is less than 10 millimeters.