Expert Columns: Page 23

Read the latest from our collection of expert columnists and contributors.
Expert Columns
Guidelines for Expert Columnists
Interested in submitting an article to OEM Off-Highway? Follow these guidelines to have your piece considered for publication on oemoffhighway.com or in an upcoming e-newsletter.
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Construction
Pushloading
Historical Construction Equipment Association (HCEA)
The introduction of large scrapers suitable for use behind crawler tractors brought about various methods for scraper loading.
Caterpillar D9G crawler tractors with front cushion push plate (left) and rear cushion block (right).
Testing
Unattended Testing & Analysis: Breaking the Data Collection Barrier
A new approach to field testing and analyzing equipment provides engineers with access to a far more complete picture of the actual conditions, stresses and events that lead to structural failures.
Data acquisition equipment stored onboard a piece of off highway equipment. The data can be accessed remotely via cell phone, laptop, etc to check and download data.
Operator Interface
How to Control a Bulldozer
Historical Construction Equipment Association (HCEA)
Variations of dozer attachment control over the decades have included everything from hand-operation to cables to the earliest forms of hydraulic control.
A restored Cat Sixty with a counterbalanced LaPlant-Choate hydraulic dozer.
Expert Columns
Guidelines for Expert Columnists
Interested in submitting an article to OEM Off-Highway? Follow these guidelines to have your piece considered for publication on oemoffhighway.com or in an upcoming e-newsletter.
Oem Logo2019
Engineering & Manufacturing
The Earliest Bulldozers
Historical Construction Equipment Association (HCEA)
From primitive to mechanical, the evolution of the bulldozer begins in the 1800s and is interjected with a contribution from the agricultural industry with crawler tractors.
Stroud & Company of Omaha, NE, offered this stock-powered dozer, dubbed the Marsh Filler, circa 1920.
Engineering & Manufacturing
Shovels or Draglines for Overburden Removal?
Historical Construction Equipment Association (HCEA)
Market Analysis
Lightweighting Meets Fuel Efficiency, Emissions Reduction Goals
Southco, Inc.
Using regionally serviced parts also helps OEMs reduce inventory without compromising service or productivity.
Southco BobStraka 57e44d4d10504
Expert Columns
Guidelines for Expert Columnists
Interested in submitting an article to OEM Off-Highway? Follow these guidelines to have your piece considered for publication on oemoffhighway.com or in an upcoming e-newsletter.
Oem Logo2019
Hardware
Using Complete Rotary Systems in Off-Highway Equipment Design
Southco, Inc.
Knowing when and how to implement complete rotary latching systems can help ensure reliable security, safety and ergonomics within heavy equipment designs
“Piecing together” rotary system components from different suppliers can potentially affect operation, leading to service disruptions and safety issues on the job site.
Market Analysis
A Connectivity and Technology Revolution is Underway
Volvo Construction Equipment
It’s fair to say that a revolution is happening in terms of connectivity and technology in all our lives.
Volvo StephenRoy 57ee5f1f78965
Electronics
Future Seminconductor and Battery Technologies Will Bring Opportunities for New Energy Density and High-Power Applications
dSPACE
dSPACE MAHENDRA MULI 57e44f18eebe1
Fluid Power
Being Competitive in a Single Market is No Longer Sufficient
Hengli America Co. Inc.
Hengli JFluegel 57e44eb2ade1b
Equipment Market Outlook
A Pivot from Clean Air to Efficiency
Diesel Technology Forum
The Diesel Technology Forum (DTF) has studied and analyzed the perception and impacts of the VW situation on the diesel industry at large.
DTF graphic 57e490f6482aa
Trends
The Raised Drive Sprocket
Historical Construction Equipment Association (HCEA)
A revolutionary sprocket design alleviates environmental and functional impacts on the track system.
Narrow-gauge (left) and high-clearance (right) Cletrac Fs displayed by Historical Construction Equipment Assn. Board Chairman Larry Kotkowski at the HCEA’s 2011 International Convention and Old Equipment Exposition near Penfield, IL.
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