Introducing the NEW and improved Ride-On, Beam Mounted Railcar Hopper Gate Opener

Prevent Injuries. Increase Productivity.

Arnold Company proudly manufactures the Door Demon® line of railcar openers, hopper trailer
openers, and vibration solutions; American-made options designed to
improve safety and productivity.

Arnold Company News

Create a Safer Workplace: Benefits of Following Safety Best Practices

According to the US Bureau of Labor Statistics, at least 4,764 workers were killed on the job in the USA. This averages out to roughly 13 deaths every day. What organizations often find out too late is...
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How Arnold Company Enhances Worker Safety When Handling Hoppers & Railcars

Maintaining a safe work environment is of the utmost importance to any business. It protects workers by reducing accidents, increases productivity through increased production, and maximizes the return on investment for your business. So, when it comes...
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Don’t Forget Railcar Unloading Equipment Maintenance This Summer

Summer is here, and in between the BBQs, swimming pools, and ballgames - it’s time to start thinking about railcar equipment maintenance.  Why is the summer the best time for railcar unloading maintenance? Simple: It's a lot...
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Improved Ride-On, Beam Mounted Railcar Hopper Gate Opener Features Speed, Efficiency and Safety

The new and improved railcar hopper gate opener increases safety and productivity in high-volume railyards as operators now control the automated Ride-On Beam Mounted unit from a seated position. The Evolution of the Multi-Position Hopper Gate Opener...
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How to Open Hopper Trailer Gates Safely

Learn step-by-step how using the Door Demon® Hopper Trailer Opener (HTO) not only makes the job of opening hopper trailer gates or traps safer, but easier and more efficient. Key features of the HTO The HTO motor...
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Unload Grain Trailers Safely and Efficiently During an Active Harvest

During an active harvest, speed up the unloading process while improving the safety of your operators using our air-powered Hopper Trailer Opener and Vacuum Mounted Vibrator equipment combination.  Unload Grain Trailers Safer, Faster, and Easier Unload grain...
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Arnold Company:
Our Commitment to You

Albert B. Middeke Jr.“With safety and productivity always in mind, we take pride in our product selectionproduct qualityshort lead times, and personalized customer service! We offer our customers safe solutions to their Hopper Gate and Boxcar Opener needs, and we stand behind our products!”

Albert Middeke, President Arnold Company

Ride-On, Beam Mounted Railcar Hopper Gate Opener

High volume unloading areas require the highest speed, efficiency, and obviously safety. Our new Ride-On unit provides all of this, allowing the operator to control the unit from a comfortable seated position.

Clients Served
Customer Testimonial
"Everyone was very courteous, helpful and the response was quick. Delivery time has excellent, it is certainly a joy to with an organization such as yours."
W. McCawley
International Paper