Conveyors – chutes – skids – guides – and ways – Rollerways – Submerging and rising
Patent
1990-02-02
1991-08-27
Valenza, Joseph S.
Conveyors, chutes, skids, guides, and ways
Rollerways
Submerging and rising
B65G 1300
Patent
active
050426338
ABSTRACT:
A roller bearing device for use with workpiece plate transfer platforms including one or more support rails, each support rail having a longitudinal groove with a longitudinal opening on the upper surface of the support rail. At least one roller support is seated in the longitudinal groove. The roller support includes an angled lever pivotably mounted on a support base. A roller is supported at the end of a first arm of the lever, with at least a portion of the roller positionable above the top surface of the support rail. The end of the second arm is articulated to an adjustment member, actuation of which causes the lever to pivot, raising or lowering the roller.
REFERENCES:
patent: 3394822 (1968-07-01), Bethke
patent: 3557975 (1971-01-01), Amerio
patent: 3642113 (1972-02-01), Burgis
patent: 3645379 (1972-02-01), Kornylak
patent: 4738345 (1988-04-01), Jenkner
patent: 4819554 (1989-04-01), Fleischer et al.
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