Pumps & Motors

All indications are that mobile and industrial systems of the future will be more automated and more digitally connected. And many experts contend future systems will also increasingly be low-carbon and electrified. Some construction equipment OEMs, for example, are committed to autonomous control and cloud-based maintenance systems, and next-generation machines that reduce the environmental impact […]

As interest in climate-change mitigation continues to grow around the world, many industry and technology leaders say that the efficiency of manufacturing processes must improve. One target is to replace conventional drives with highly efficient electrically powered systems. For years, manufacturers of energy-saving electromechanical drives have been trying to displace hydraulic drives from applications requiring…

Hydraulic accumulators store energy, enhance the performance of fluid-power systems and provide for emergency backup functions. An accumulator consists of a separation element (bladder, piston or diaphragm) that divides gas and fluid sections. The energy storage capacity is directly affected by the precharge pressure of nitrogen gas inside an accumulator. In a presentation at IFK […]

I once had a customer call to request I visit them at their own customer’s site to help with a “breakdown.” I’m always down to help a customer, so I gladly paid a visit. Arriving on-site, many looming pieces of machinery greeted me in a heavy equipment yard. An excavator sat atop a float trailer […]

In 2018, vacuum specialist Leybold designed the 100 % dry screw pump VaroDry for demanding industrial applications. This compact all-rounder is easy to install and, thanks to its compact design, easy to integrate into systems. Now Leybold has extended its VaroDry platform with the robust “Heavy Duty” and Oxygen VD HD/O2 version. These features predestine […]

FluiDyne stocks a complete line of A4V series piston pumps that are available in displacement of: 40, 71, 125, 180, 250 cm3/rev. These units are used in many different applications: agriculture, forestry machinery, construction, on-highway, commercial vehicles, offshore, marine, wind/ocean energy, automotive and more. Controls include: DR, DRG, FR, FRG, DFR, and LR2. They are […]

Compact, gearless and modular: Hägglunds hydraulic direct drive systems from Bosch Rexroth provide high flexibility in rubber manufacturing. Physical and digital innovations, together with service expertise, are creating further possibilities to keep rubber customers ahead. Used in rubber production for decades, Hägglunds hydraulic direct drive systems are continually under development. Recent years have seen significant…

Especially for rough industrial processes, Leybold introduces the uncomplicated, dry rough vacuum ClawVac pump. Besides food processing, packaging and environmental technology applications, it is suitable for drying and sterilization processes. The pump, which is offered in three pumping speed classes, is specially designed for continuous operation at every working pressure. Additionally the special pump design […]

A strategic approach to modernizing hydraulics significantly improved extrusion-press performance without breaking the bank. The extrusion press is arguably one of the most valuable and hardworking systems used in any industrial setting. Productive and long-lasting, many presses operate for decades with proper maintenance and lifecycle management. For hydraulically driven extrusion presses, the pumps, spool valves…

Flow-on-Demand systems enable energy-saving mobile drive technology. By Dierk Peitsmeyer, Product Portfolio Manager, Bucher Hydraulics, Klettgau, Germany The Paris Agreement is the landmark environmental accord that aims to address the negative impacts of climate change and substantially reduce global greenhouse gas emissions. Although the U.S. will formally withdraw from the Agreement on Nov. 4, nearly […]

DCHP102 hydraulic hand pump from Doering is a screw-in cartridge-style manual hand pump with dual integrated check valves. It is suited for use as a hydraulic backup, in hydrostatic testing, parking brakes, heavy equipment, and safety applications. It is offered in two models with two displacements — DCHP10221 .601 CI with 9.8 cc displacement and […]

Bosch Rexroth has introduced a new online service portal for its Hägglunds hydraulic motors, giving users a single source of information to maintain, repair, modernize or upgrade their equipment with certified specialists and genuine Hägglunds parts. The service portal is accessible from www.boschrexroth-us.com/Hagglunds. With more than 60,000 motors installed globally, Hägglunds low-speed high-torque radial piston…

Contributed by Uno Sundelin, Manager, Mining & Materials Handling Hägglunds Products & Solutions – Bosch Rexroth LKAB Malmberget in Sweden is an impressive iron ore mine in many ways. First, it is a high-tech facility that houses an entire underground community, including roads, mining operations, offices and canteens. Second, the mine has several ore bodies…

Continental Hydraulics announced that it’s PVX vane pumps are now fire-resistant, as they are approved for water glycol to 2,500 psi. Water glycol fluids have proven to be an excellent fire-resistant hydraulic fluid option. This should open up new markets like food processing, steel manufacturing, automotive assembly or and other industry that typically use the…

The PVWJ is Oilgear’s steadfast line of durable pumps offering cost-effective, stable and low maintenance solutions for OEMs. It is a variable-displacement axial-piston pump with a medium-control response. Like all Oilgear pumps, PVWJ pumps thrive on low-viscosity fluids — and come in a variety of frame sizes and displacement. PVWJ pumps come with a range […]

A new hydraulic powertrain may pave the way for reliable and economical wind turbines. Offshore wind electricity generation has seen annual growth above 25% in recent years, as global consumers increasingly embrace renewable energy. The U.S. National Renewable Energy Laboratory predicts accelerated market growth in the next decade, with cumulative capacity rising to nearly 200…

Naimesh Davé is the EVP and President of Oilgear, which is now part of TH Holdings. That company is the umbrella corporation for Oilgear, Texas Hydraulics, Hydromotion, and Precise Hard Chrome. I had the chance to chat with Davé and some of his engineering team last month about the company’s evolution and plans for the […]

Bosch Rexroth is expanding its range of direct drives for compact tracked loaders (CTL) and other tracked vehicles with the new MCR-T radial piston motor in frame size 8. The MCR8T represents the latest development in direct drive CTL track motor technology and, by utilizing the next generation of rotary group design, delivers a step […]

At IFPE, Oilgear introduced its newest open-loop variable-displacement pump — the XD5 hydraulic pump. This is the first model of the XD series designed specifically to meet the demands of the mobile markets. The XD5 is applicable in on and off-highway equipment such as mining trucks, haulers and dozers, excavators, and trenchers. The XD5 can […]

Among the products featured by Continental Hydraulics at Conexpo/IFPE was their line of HPVR piston pumps, now with enhanced pressure ratings to 4,000 psi. These pumps feature medium-high working pressure capabilities that meet a wide range of applications. According to the company, they feature simple construction for long, dependable service; and they are more contamination-tolerant […]

Featuring an optimized pump interface, Bosch Rexroth’s new piston-gear pump assembly is designed to help mobile machine builders fit multiple pump configurations into tight machine spaces. This new piston-gear pump assembly with common suction port is designed to provide a compact, fully engineered tandem pump configuration for mobile machines that use both types of hydraulic […]

At IFPE this week, several major manufacturers canceled their presence due to the risks associated with Covid-19. Eaton Corp. was one of the first to notify media they were no longer attending the event. An IFPE without an Eaton or any of the other large fluid power companies means the public was not provided the […]

Allu, a Finnish manufacturer of material handling attachments, introduced the new Allu Crusher at Conexpo/IFPE 2020. The new heavy duty range of Allu crushing attachments is purpose designed to meet the requirements of the demolition, recycling and quarrying industries. The Allu Crusher range lets users effectively reduce hard rock and often troublesome demolition materials. Initially […]

Among featured products from Hengli America at Conexpo/IFPE is the HP3G axial-piston pump. The variable axial-piston pump has a swashplate design for closed-circuit hydrostatic drives. It has a displacement of 46 cc/rev, rated operating pressure of 345 bar (5,000 psi) and rated maximum speed of 4100 rpm. Flow generated is proportional to the drive speed […]