For
years using mechanical drivelines has been the standard method of powering tank
trailer unloading equipment. Today there is a better way to drive this
equipment: hydraulically.
Benefits of a hydraulic drive system over conventional
mechanical drivelines:
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Added safety because there are no exposed rotating components
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Less maintenance
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Equipment can be mounted almost anywhere on the tractor or trailer
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Ability to operate several pieces of equipment from a single PTO opening
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Longer pump/blower/compressor life with slow start up and overspeed control
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Easier operator control of equipment speed
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Reverse rotation of equipment (if applicable)
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Hydraulic relief valve settings give added protection from catastrophic
equipment failures
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Gardner Denver Drum
Using the Hydrapak hydraulic oil cooler enables
your system to run more efficiently. The Hydrapak is a compact, lightweight
unit that combines hydraulic oil cooling, low volume reservoir,
filtration and pressure relief valve in one easy to install package.
Rapid
cooling
of the oil allows for a smaller size oil reserve tank (located
inside the Hydrapak). This weight savings, as much as 550 lbs.,
can be used
to increase your cargo weight. Available in flows up to 60
gallons per minute, the Hydrapak can be spec’d into light, medium
and heavy duty drive systems.
Chelsea
Offering PTOs for a variety of transmissions and applications. From standard
torque models, to the heavy duty 800 series, to powershift (shift-on-the-go)
models, Chelsea can meet all your PTO needs. Output shaft options are available
for direct mount hydraulic systems and driveline driven equipment. |
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Hydraulic Pumps & Motors
The key components in any hydraulic system are the pump and motor. D&W can help
you specify the correct hydraulic motor or pump for your application. We offer systems
with cast iron construction, direct or remote mount, single or tandem, 2 and 4 ports,
bi-rotational, and capacity to pump 4 to 75 gallons per minute. Hydraulic pumps for
applications such as dumps, live floors, and low boys are also available from D&W. |
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Weatherhead
When you need hydraulic hose, hose ends, adapters
and crimping equipment, think Weatherhead. Weatherhead is one of the most
respected names in the hose industry. D&W stocks a wide variety of
hydraulic hoses to meet your needs and we make custom hose assemblies while you
wait. |
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Accessories
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Accumulators
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Flow Control
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Hydraulic radiators
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Remote hydraulic relief valves
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Selector valves
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D&W
We provide a variety of services to our tank truck customers:
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Drive-in services for installation of hydraulic
drive systems on your vehicle
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Troubleshooting of your existing system
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Experienced technicians to make any repairs or perform upgrades to meet your
needs
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Application engineering of systems and package
units
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Fabrication of mounting brackets and package
units
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For safety and versatility - hydraulically drive your tank truck
unloading equipment with a system from D&W.

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