Patent ID: 6065588
Filing Date: 2000-05-23
Classification: B65G

Abstract:
An accumulation conveyor comprising:a first and second spaced apart support rails, at least one cross member between said support rails, a plurality of conveying rollers supported by said support rails, and an endless drive member juxtaposed with said conveying rollers;a support member mounted to one of said first support rail, said second support rail and said cross member;a force-producing device carried by said support member; anda contact member positioned between said force-producing device and said conveying rollers, said contact member having a platform vertically reciprocated by said force-producing device, a first contact roller and a second contact roller attached thereto, said platform having a first end portion and a second end portion spaced apart at least the separation distance of said first and said second contact rollers, said first contact roller positioned beyond said first end portion of said platform, said second contact roller positioned beyond said second end portion of said platform, wherein actuation of said force-producing device moves said first contact roller and said second contact roller into engagement with said drive member and said drive member into engagement with said conveying rollers.