Hydraulics & Pneumatics articles from June 2005

Hydraulics & Pneumatics archives from June 2005

How do you rate life of hydraulic components?(Editor's Page)
June 1, 2005... Cummins Inc., a company best known for making diesel engines, held a press conference at MinExpo last fall. Granted, diesel engines normally are beyond the scope of our editorial coverage in Hydraulics & Pneumatics. But because virtually every...

Water, water, everywhere.(Readers' Forum)
June 1, 2005... Over the past few years, Ingersoll-Rand has been recalling 458,000 air compressors (involving 51 models) because of the possibility of sudden tank failures due to internal corrosion. I believe two basic factors contribute to this problem--and...

Figuring it out.(Readers' Forum)
June 1, 2005... I had an opportunity to access your new website (www.hydraulicspneumatics.com) and browse a little. The only problem I had was the figures would not come through, they are stripped off. I don't know if that's because of my computer securities...

Conexpo Asia to feature latest technologies.(Industry News)
June 1, 2005... The inaugural CONEXPO Asia exhibition will be held May 16-19, 2006, at the BDA International Exhibition Center in Beijing, and will showcase manufacturers of equipment, products, and services related to the construction industry in China and...

NCFP technical proceedings available.(Industry News)
June 1, 2005... The Proceedings of the 50th National Conference on Fluid Power (NCFP) are available. During the NDFP Technical Conference at IFPE 2005, speakers from 15 countries, 44 companies and 21 universities, delivered the latest developments in power...

Daman Products engineer named to NFPA board.(Industry News)
June 1, 2005... Daman Products Co. Inc., Mishawaka, Ind., announced that Thomas Weinkauf, Distributor Services Team member and Project Engineer, has been named chairman of the Technical Board steering committee of the National Fluid Power Association. ...

NFPA expands Economic Outlook Conference.(Industry News)
June 1, 2005... NFPA has expanded its Economic Outlook Conference (EOC), scheduled for August 16-17, at the Pfister Hotel in Milwaukee. The EOC will feature numerous speakers, including Larry Chimerine (Radnor International Consulting) who will provide a North...

Hydraulics onboard the A380.(Industry News)
June 1, 2005... The historic first flight of the Airbus A380 in April would not have been possible without some of the biggest names in fluid power being onboard. Parker Aerospace, Irvine, Calif., a business segment of Parker Hannifin Corp., and Eaton...

FPDA elects board members.(Industry News)
June 1, 2005... The Fluid Power Distribution Association, Cherry Hill, N.J., announced its new board of directors. Mike Marthold, Western Region, Wainbee Ltd., was elected president and chairman of the board. The following officers were also confirmed...

Practical pressure ... 3000 psi for aircraft hydraulic systems.(50 years ago ...)
June 1, 2005... From the June 1955 issue of Applied Hydraulics (the original title of H & P). After a comprehensive study, 4000 psi proved to be the theoretical optimum pressure for aircraft hydraulics. The study also proves that at the present time, 3000...

Breaking the chain: engineering students aim to redesign the bicycle by using hydraulic power.(Industry News)
June 1, 2005... Students at nine universities across the country are putting a new spin on an old idea by taking part in a competition sponsored by Parker Hannifin Corp., Cleveland, to design a human- and hydraulic-powered bicycle, which will eliminate the use...

Vibration Institute course.(Industry News)
June 1, 2005... An introductory course on Basic Machine Vibrations, will be held on July 19-22, in New Orleans. The course is designed for managers and technicians involved in the establishment of predictive maintenance programs. The fee is $975. For more...

Size the cylinder right for proper servo operation.(Ideas & Applications)
June 1, 2005... No matter how much attention is given to motion controller selection and programming, hydraulic system performance may be limited by incorrect sizing or physical location of components. A common design oversight is the use of undersized...

Rounding out the year.(Ideas & Applications)
June 1, 2005... Our coverage for the second half of 2005 is already in the works, so here's a summary of the industry focus we'll present each month. For July, we continue our "Fluid Power on Vacation" tradition by exploring some of the innovative uses of...

Software helps design and route hose, tube assemblies.(Ideas & Applications)
June 1, 2005... Designers of hydraulic and other fluid systems often must route fluid lines through complex assemblies, then determine length, end fittings, and other necessary details of those assemblies. If the system is part of a large machine, such as...

Put a flack jacket on that hose.(Ideas & Applications)
June 1, 2005... Today's hydraulic hose is tougher than ever. Manufacturers now offer a wide variety of extra tough cover materials that resist chemicals, heat, sunlight, and abrasion. But in some of the most demanding applications, providing more protection...

Mobile filtering system extends component life.(Ideas & Applications)
June 1, 2005... John Deere's new Super Caddy keeps machines running smoothly and extends component life by reducing oil contamination. "A lack of visibility to machine fluids can give people a false sense of security," says Amy Asselin, of John Deere...

The sky is falling! The need for reasonable warnings.(Letter of the Law)
June 1, 2005... A major insurance carrier contends that 44% of all lawsuits in the U.S. involve inadequate or non-existent warnings. Typically, a plaintiff complains that had he been warned about the hazards of his behavior, serious injury or death could have...

Controlling pressure with or without through-flow.(Motion Control)
June 1, 2005... An example of a pressure control system that has through-flow is the SAE test method for hydraulic hose. This test requires pressure to vary between maximum and minimum limits according to a prescribed pressure profile and within a specified...

DIY drive and control: easy programming of software makes sophisticated electronic drive less intimidating.(INDUSTRY FOCUS: AGRICULTURE)
June 1, 2005... When it comes to integration of electronics, off-highway equipment lags behind automobiles. From a cost standpoint, the lower production volumes for off-highway vehicles have kept electronic hardware costs much higher than those used in...

8 things your father never told you about contamination: understanding how clean your fluid is--and how to keep it that way--makes a huge difference in extending the lifetime of your components.(SYSTEM BASICS)
June 1, 2005... He probably told you all you needed to know about changing the oil on your car, but good ol' Dad may never have bothered to tell you why it was so important--not to mention that the clean, new oil you were using could be plenty dirty. In the...

Protect your hose assemblies: between flexing, pinching, bending, stretching, rubbing, and twisting, the average hose can quickly see its lifespan decrease. What can a designer do to minimize these destructive forces?(SMART DESIGN)
June 1, 2005... When hydraulic or pneumatic lines connect to a moving machine component, there are several ways to accommodate the motion. While the easiest is to simply allow slack hose, this method can lead to excess flexing, premature hose wear, and damage...

Making pneumatics efficient: is it leakage or consumption?(AUTOMATE WITH AIR)
June 1, 2005... The amount of air lost from leaving a system pressurized to atmosphere can be staggering. Logically, if a system is not being used, the air should be turned off as air will leak out any possible path of low resistance, whether it be past the...

The logical choice for factory automation.(AUTOMATE WITH AIR)
June 1, 2005... If you pump your own fuel at a self-serve gas station, chances are, you've usually relied on products manufactured by OPW, Cincinnati. That's because nearly 80% of refueling nozzles in the U. S. are made by Dover Corp.'s OPW Div. OPW is also a...

Pneumatic exhaust noise control.(New Products/Spotlight on Pneumatic Silencers)(Buyers Guide)
June 1, 2005... TM, SLM, and PTM series pneumatic exhaust noise control mufflers reduce noise levels to within OSHA standards. Available from 1/8 to 1 in. NPT in standard brass and optional stainless steel or porous plastic. Fail-safe feature prevents...

Push-in muffler.(New Products/Spotlight on Pneumatic Silencers)(Buyers Guide)
June 1, 2005... Push-in muffler uses stem design for easy and quick installation and removal. Available in four sizes--6 and 10 mm, and 1/4, and 3/8 in. Offers effective noise control with minimum effect on air efficiency. Injection-molded and constructed of...

Exhaust silencer, mist eliminator.(New Products/Spotlight on Pneumatic Silencers)(Buyers Guide)
June 1, 2005... Mist-X exhaust silencers and mist eliminators remove oil mist, reduce exhaust noise level by up to 25 [dB.sub.A], and create a healthier and safer working environment. Disposable units available in port sizes of 1/2, 1, and 1 1/2 in. NPT...

Miniature mufflers.(New Products/Spotlight on Pneumatic Silencers)(Buyers Guide)
June 1, 2005... Miniature muffler reduces exhaust and inlet noise in pneumatic circuits. Constructed of brass with sintered bronze element or 303 stainless steel with electroless nickel-plated bronze element. Six male thread sizes, including three 10-32 with...

Light-weight exhaust silencers.(New Products/Spotlight on Pneumatic Silencers)(Buyers Guide)
June 1, 2005... ASN line of exhaust silencers features a compact plastic body with thread sizes from M5 to 1/2 in NPT or BSPT, and is best used in tight spaces with modern valve designs. Polyethylene element with open surface area allows high flow. Offers...

Pneumatic components.(PNEUMATIC PRODUCTS)(Buyers Guide)
June 1, 2005... Bilingual catalog features 125 pages and serves as an in-depth look at Japanese manufacturer's pneumatic cylinders, valves, auxiliary components, filters, regulators, lubricators, and other related products for industrial automation. Introduces...

Position control systems.(PNEUMATIC PRODUCTS)(Buyers Guide)
June 1, 2005... Thirty-five page catalog provides in-depth details on position feedback low friction cylinders, accessories, pneumatic control systems, flow controls, digital panel meters, and electronic controllers. Features details on how products work,...

Pneumatic valves.(PNEUMATIC PRODUCTS)(Buyers Guide)
June 1, 2005... Solid brass, NO Minimatic valves have 1/8-in. NPT male inlet and #10-32 female outlet. Repositionable inlet allows outlet-port orientation, as well as rigid mounting of valve in manifold or piping, while 15/32-32 nose thread is provided for...

Rodless cylinders.(PNEUMATIC PRODUCTS)(Buyers Guide)
June 1, 2005... Lintra Lite Series of compact rodless cylinders is designed for applications where space is at a premium. Offered in three cylinder diameters: 25, 32, 40 mm. Suitable for compressed air environments that are filtered, lubricated, or...

Pin locating clamp.(PNEUMATIC PRODUCTS)(Buyers Guide)
June 1, 2005... PLC series locates, clamps, and supports parts in welded areas. Rugged and fully enclosed design protects against weld slag and contaminants. Built-in mechanism locks the pin in any position to secure parts if air pressure lost or removed....

Medium-duty air cylinders.(PNEUMATIC PRODUCTS)(Buyers Guide)
June 1, 2005... Model LM medium-duty NFPA repairable aluminum air cylinders assure survival in tough environments. Bore sizes from 1 1/2 to 12 in. for pressures to 250 psi. Piston magnet provides sensing for intermittent stroke lengths, with use of reed...

Push-to-connect fittings.(PNEUMATIC PRODUCTS)(Buyers Guide)
June 1, 2005... Push-to-connect fittings allow instant connections to be made by pushing tube into fitting. No tools or operations necessary; disconnection can be made easily. Ideal for mobile and in-plant applications using compressed air. Available in wide...

Magnetic cylinder sensors.(PNEUMATIC PRODUCTS)(Buyers Guide)
June 1, 2005... New line of miniature sensors uses Giant Magnetostrictive technology for high accuracy and repeatability, fast response times, and immunity from long-term effects of magnetic fields. Polarity independent sensors provide reliable piston-position...

Venturi vacuum pumps.(PNEUMATIC PRODUCTS)(Buyers Guide)
June 1, 2005... JV line of micro-miniature, compressed air-powered venturi vacuum pumps eliminates vacuum controls and uses standard pneumatic controls. For use with high speed, high vacuum pick-and-place systems for millisecond attach and release. Weighs 0.63...

Twin spools set the stage for functionality.(Design Close-up)
June 1, 2005... At the heart of Eaton Corp.'s Ultronics Management system is the unique TS 16 electrohydraulic proportional valve with twin independent spools in the power stage. This architecture provides both meter-in and meter-out capability. A separate...

High flow safety couplings.(Useful Products)(Buyers Guide)
June 1, 2005... TFH series of poppet-style, push-together hydraulic couplings is available in 1/2, 3/4, and 1 in. BSPP threads. Coupling feature high flow capacity--more than 110 gpm for 1 in. size. Features locking ring to prevent accidental disconnection and...

Hydraulic components.(Useful Products)(Buyers Guide)
June 1, 2005... Company supplies a full line of hydraulic components, including piston pump V series, aluminum alloy AR series, high pressure 350 bar PV series, fixed and variable displacement vane pumps, gear pumps, hydraulic valves and systems, hydraulic...

Bi-directional in-line filter.(Useful Products)(Buyers Guide)
June 1, 2005... Anti Blocker in-line filter is designed to protect sensitive and expensive control mechanisms in hydraulic operating systems. Sizes from 3/8 to 3/4 in. Micron ratings of 50 or 120 are standard. Working and collapse pressure range from 0 to 6000...

Magnetostrictive position sensors.(Useful Products)(Buyers Guide)
June 1, 2005... R-series sensors come with fieldbus outputs and are available on flexible sensing element application housings, hydraulic, and profile housings. TempoGuard II high pressure housing approved for hazardous environment usage with R-Series....

Hydraulic swivels.(Useful Products)(Buyers Guide)
June 1, 2005... PS series swivels are for use in dynamic, high-pressure applications. Precision needle and ball bearings on sizes 1/4 to 2 in, for side load resistance. Pressure of 5000 psi. Hardened bearing races give extended service life. Available in...

Portable filtration carts.(Useful Products)(Buyers Guide)
June 1, 2005... Two models, FC100 and FC200, are designed to clean contaminated oil quickly and efficiently. Filter up to 5 lb of dirt and 1 gal of water per element. Reclaimable industrial fluids include: hydraulic, lubricating, quench, drawing, cutting, and...

Tube fittings.(Useful Products)(Buyers Guide)
June 1, 2005... Specialty tube fittings seal under high pressure for shock and vibration sensitivity. Incorporate circumferential sealing for leak-resistant connections on standard, medium, and thin wall steel tubing. Sizes range from 1/4 to 1 1/2 in. OD for...

Positive displacement flow meter.(Useful Products)(Buyers Guide)
June 1, 2005... HPM series flow meter is recommended for solvent-based paints and coatings, lubricants, hydraulic oils, sealants, resins, isocyanates, and other materials compatible with 303 stainless steel. Three flow ranges from 0.01 to 7 gpm with an...

Shock absorbers.(Useful Products)(Buyers Guide)
June 1, 2005... Sub-miniature industrial shock absorbers are small-bore, nonadjustable, self-compensating units for use on small, high-speed equipment. Energy absorbing capacities of 4 to 75 in.-lb per cycle and effective weight capacities of 5 to 80 lb allows...

Proportional valves.(Useful Products)(Buyers Guide)
June 1, 2005... PRV electro-proportional relief valves and PSV electro-proportional four-way directional control valves offer smooth functionality. For use in custom manifolds to create Hydraulic Integrated Circuits with less plumbing, easy installation, few...

Two-speed motor.(Useful Products)(Buyers Guide)
June 1, 2005... Two-speed motor consists of two hydraulic gear motor units with built in shift valving. Internal valving controls input flow for low speed-high torque or high speed-low torque. Improves efficiency of winch and track drives, hydrostatic...

Hydraulic components.(Free Literature)(Buyers Guide)
June 1, 2005... Three-ring binder catalog lists specifications for products and tab markings for each category. Provides in-depth charts, material selection details, and cut-out drawings for hydraulic cylinders, motors, power packs, telescopic cylinders, quick...

Planetary gear drives.(Free Literature)(Buyers Guide)
June 1, 2005... Brochure offers product images and specifications. Includes gear units with offset (output for gear pumps) used to drive horizontal screw feeders, single and multiple (up to four) pump drives with SAE and metric input flanges, and vehicle wheel...

Rotary actuators.(Free Literature)(Buyers Guide)
June 1, 2005... Brochure describes line of HKS rotary actuators and rotary-lift combinations for an extended range up to 250,000 Nm. Describes three series, including rotary actuator DA-H for up to 210 bar, rotary-lift combination with linear cylinder in front...

Radial-piston motors.(Free Literature)(Buyers Guide)
June 1, 2005... Brochure on Black Bruin BBC motors lists specifications on seven models. Includes product images, dimensions, shaft load, performance curves, and data. BBC motors provide high efficiency for high speeds in both directions in a compact size....

Hydraulic power units.(Free Literature)(Buyers Guide)
June 1, 2005... Brochure highlights nine power unit offerings, including overhead, Pak-Plus, Value-Pak, Center, Pak II, and L-series systems, integrated motor pump, Profile-Pak, and STS series. Descriptions include product photos, key features, benefits, and...

Pressure controls.(Free Literature)(Buyers Guide)
June 1, 2005... Data sheet provides features and specifications for pressure switches, including bellows-, diaphragm-, and piston-actuated, as well as differential, explosion-proof, and vacuum switches. Also discusses pressure-actuated pneumatic valves. Lists...

In a vacuum.(Web Wire)
June 1, 2005... Rietschle Thomas recently unveiled its new online portal at rtpumps.com. The site gives one-stop access to detailed information on pressure and vacuum technology. It also contains a new, easy-to-use system for finding catalog-style technical,...

We're shocked.(Web Wire)
June 1, 2005... Buffalo-based Enidine Inc., known for their shock absorbers, has completely redesigned their website, www.enidine.com, to make it easier for users to quickly find products. The site focuses on four core areas: industrial, aviation, defense, and...

I'm not dead yet!(Web Wire)
June 1, 2005... The good news? If you're reading this, you're not dead yet. The bad news? There are plenty of ways to go. For the morbidly curious, check out www.nsc.org/lrs/statinfo/odds.htm to see odds on dying from different incidents. Assault by firearm?...