Conveyors: power-driven – Conveyor system for moving a specific load as a separate unit – System includes a load supported by a conveyor portion which...
Reexamination Certificate
2007-02-20
2007-02-20
Dillon, Jr., Joe (Department: 3651)
Conveyors: power-driven
Conveyor system for moving a specific load as a separate unit
System includes a load supported by a conveyor portion which...
C198S465400
Reexamination Certificate
active
11173613
ABSTRACT:
An overhead rotatably powered conveyer drive shaft has ridges inter-engaged with skewed driven wheels mounted for free rotation on a load carrying carriage to trace a helical loci of engagement and improve traction. The ridges are preferably extruded to be parallel. The driven wheels may also have extruded parallel ridges or have an elastic peripheral surface deformed elastically into spaces between adjacent drive shaft ridges during normal conveying to provide the inter-engaging.
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Chase Law Firm, L.C.
Dillon, Jr. Joe
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