OLDS ELEVATOR™ Vertical Bulk Material Conveyor Systems
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A Radical Approach to the Vertical Conveyance of Bulk Materials: the OLDS ELEVATOR™

Presented on September 19, 2006 at Houston Material Handling Society, Houston, Texas and

Presented on September 26, at BULKEX 2006, Melbourne, Victoria, AUSTRALIA.

Robert Olds Olds Engineering
William Olds B.App.Sc. (Phys)(Hons) Olds Engineering
Lyn Bates Ajax Equipment Ltd., United Kingdom
Richard McIntosh* OLDS ELEVATOR™ LLC USA

* Corresponding author: richard@oldsusa.com | www.oldsusa.com

OLDS ELEVATOR™ LLC | Call 603.882.8899 | fax 603.882.8855 | 12 B Park Ave. | Hudson, NH 03051 | USA

1. Abstract

Vertical Conveyance of Bulk MaterialsTotally new concepts rarely arise in the mature field of solids handling. Until recently, the vertical transportation of bulk materials has been by bucket elevators, special belt conveyors, chain and flight machines, screw elevators, aero-mechanical conveyors (disc and wire) and various types of pneumatic systems. A new development that exploits a fundamentally different elevating mechanism by rotating a tubular casing around a static helical screw, is establishing itself as an advantageous alternative to some of these devices. This innovative concept enlarges the scope of selection for those involved with bulk solids handling by overcoming many of the operational, installation and product-related drawbacks and limitations of conventional machines. It equips Industry with a new versatile tool, a vertical elevator for bulk materials that has various unique characteristics, including the ability to be used directly as a variable rate feeder.

Email OLDS ELEVATOR™, Revolutionary Vertical Bulk Material Conveyor Technology    Watch OLDS ELEVATOR™ Vertical Bulk Material Conveyor Videos

Figure 1 (right) Rice Propulsion, a large propeller manufacturer in Mazatlan, Mexico, was seeking an efficient method to elevate foundry sand to a height of 6.4 m (21 feet) to feed their sand mixing machine. The foundry had been using a crane to hoist bags of sand up to workers who emptied the bags into the mixer's hopper. The foundry owners considered purchasing a pneumatic conveyor to elevate their sand. A 100 mm (4-inch) diameter OLDS ELEVATOR™T vertical conveyor was supplied at a fraction of the cost of the pneumatic conveyor. It delivers sand at a rate of 6 tons per hour. No maintenance has been necessary since installation in January 2004.

CONTINUE >> Introduction: A Radical Approach to the Vertical Conveyance of Bulk Materials: the OLDS ELEVATOR™

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Bucket Elevators, Elevator Conveyor, Mobile Units, Vertical Conveyors, Pneumatic Conveying System, Screw Conveying Systems, Bulk Material Handling Systems, Bulk Solid Feeders,
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