Hydraulics & Pneumatics articles from October 2006

Hydraulics & Pneumatics archives from October 2006

Proper mounting is key to cylinder operation: picking the right cylinder for an application is challenging enough, but you also need to determine the best mounting configuration.(SYSTEM DESIGN)
October 1, 2006... Trouble-free use of fluid power cylinders and their ability to serve and remain leak-free depends, in large part, on the proper mounting of the component for the particular application. The designer must determine the loading the cylinder will...

More oil? Whoopee.(Editor's Page)
October 1, 2006... We should be happy to hear that Chevron struck "black gold" last month in the Gulf of Mexico. The company reported success in drilling for oil in the highly anticipated Wilson formation, about 175 miles from the Louisiana coast. But there's bad...

Electrostatic oil cleaners.(Free Literature)
October 1, 2006... N/R series brochure describes varnish removal systems and the oxidation process that causes varnish buildup. Photos show contaminated equipment, and charts show system contamination levels as well as flow rates, dimensions, and oil viscosity....

Hydraulic filtration.(Free Literature)
October 1, 2006... Brochure gives general overview of filtration products for extreme temperature, chemical, and pressure applications. It briefly describes stainless-steel and wire mesh filters, sintered metal filters, strainers and baskets, depth-type filters,...

Hydraulic hoses, accessories.(Free Literature)
October 1, 2006... Bi-lingual brochure offers information in English and Italian, highlighting the company history and its new website, which offers an online catalog. It features photos of key products, including hydraulic fittings, interlock fittings, assembled...

Transducers.(Free Literature)
October 1, 2006... Easy and Reliable Position Measurement catalog provides specifications, benefits, features, product photos, and engineered drawings of rotational, linear,and miniature transducers. It is broken down into six sections detailing each series in a...

Hydraulic pumps.(Free Literature)
October 1, 2006... Brochure gives company overview, including timeline with significant achievements. It provides company photos as well as product, manufacturing, development, and application pictures. High-tech capabilities, such as ERP, CAD, CAM, and PDM, as...

Air solenoid operation.(Free Literature)
October 1, 2006... Catalog describes the EV17 S9 solenoid system for 2/2 and 3/2 way normally closed and normally open valves. All guide tubes have 9-mm diameter and plunger with 8-mm diameter. It describes the system's assembly with coils and armatures, and...

Flow meters, monitors, and controllers.(Free Literature)
October 1, 2006... Brochure discusses complete product line, including photos, key benefits, and pertinent specifications, such as flow and pressure ratings. Lines featured include positive displacement flow meters; helical gear flow meters; turbine flow meters;...

Pneumatic couplings, accessories.(Free Literature)
October 1, 2006... Catalog provides information on full line of pneumatic quick-release couplings, accessories, and compressed air treatment systems. Two full pages are dedicated to each line, highlighting key benefits and features, including flow, temperature,...

Hydraulic rotary actuators.(Free Literature)
October 1, 2006... Brochure gives overview of company and highlights key features of rotary actuators. Benefits, include high load-carrying capacity, high shock resistance, zero leakage and drift-free positioning, ultra compact configurations, and high torque...

Buoy oh buoy, it's a friendly fluid.(Ideas & Applications)
October 1, 2006... In today's world, we depend primarily on non-renewable energy sources that have unstable prices and cause damage to the environment. Ocean Power Technologies Inc., Pennington, N.J., has developed a way to harness the power of the ocean--a clean...

Pretty, precise plumbing.(Ideas & Applications)
October 1, 2006... Okay, you've gone over your bill of materials. You have everything you need: reservoir, pump, valves, hoses, tubing, filters, cylinders, fittings, and an assortment of accessories. Now you'd like to get the hydraulic system installed in an...

Harder O-rings.(Ideas & Applications)
October 1, 2006... Performance expectations, coupled with technical advancements, have led Daman Products Co., Mishawaka, Ind., to switch O-ring hardness from 75 to 90 durometer for all face seal O-rings supplied with its standard and custom parts. Advances in...

Quick and easy system diagnostics.(Ideas & Applications)
October 1, 2006... Whether it's a stationary hydraulic system or a mobile one, diagnostic troubleshooting of a malfunction can be a tedious process, even if you have good equipment. The problem is, hydraulic systems usually have test points in multiple locations...

Xmarks the pump in machine automation applications.(AUTOMATE WITH AIR)(Cover story)
October 1, 2006... Vacuum is a popular choice for applications as varied as work positioners; machines and handling systems in the automobile industry; machining of plastics and sheet metal; and in loading, assembly, and packing systems. J. Schmalz GmbH, Glatten,...

Crane combines power, size, safety: hydraulics delivers the power, precision, and reliability that make the world's largest mobile crane an awesome display of engineering.(MATERIAL HANDLING)
October 1, 2006... How do you lift millions of pounds hundreds of feet into air? Very carefully, of course. But moving such massive payloads is no joking matter, where safety must come first. Therefore, you probably won't hear any complaints that the world's...

Motor leakage variations affect low-speed performance.(Motion Control)
October 1, 2006... Hydraulic machines exhibit many benefits that make them especially suitable for applications requiring the controlled and efficient transmission of power. Not the least of these characteristics is the positive displacement of "incompressible...

Two-for-one electrohydraulic book deal for H&P readers.(Motion Control)
October 1, 2006... The Designer's Handbook for Electrohydraulic Servo and Proportional Systems covers electrohydraulic system design, control, and analysis by teaching principles and reviewing practical problems from the real world instead of endlessly discussing...

All quiet on the set: sound chamber tests noise, vibration on hydraulic systems.(Industry News)
October 1, 2006... A new sound testing chamber at Eaton Corp.'s Hydraulics Operations facility, Eden Prairie, Minn., is designed to meet the needs of low-noise hydraulic components and systems. The state-of-the-art hemi-anechoic chamber's primary functions...

Acquisition aligns hydraulic, MRO services.(Industry News)
October 1, 2006... Motion Industries Inc., Birmingham, Ala., a distributor of industrial MRO replacement parts, acquired Ruston Industrial, Ruston, La., and Hydraulic Depot, West Monroe, La. Ruston Industrial sells bearings, mechanical power transmission...

Acquisition consolidates compressed air manufacturers.(Industry News)
October 1, 2006... Ingersoll-Rand Co. Ltd. has purchased the assets of privately owned ZEKS Compressed Air Solutions, a North American provider of compressed air treatment equipment. The acquisition strengthens Ingersoll-Rand's position in the compressed air...

Pins latch hydraulic crane boom cylinder.(25 years ago ...)
October 1, 2006... The world's largest mobile hydraulic crane, the 25-ton TM2500, built by Grove Manufacturing Co., Shady Grove, Pa., has a 5-section trapezoidal telescoping boom with single extension cylinder for reduced weight. Spring-loaded latching fingers on...

Silicone O-ring developments.(50 years ago ...)
October 1, 2006... Although the high temperature resistance of silicone rubber has stimulated its use in O-rings for more than ten years, difficulties in meeting close tolerances have discouraged many design engineers. This obstacle is being overcome by new...

Content-enriched site refines sourcing.(Industry News)
October 1, 2006... An updated version of the website www.directindustry.com contains a greater quantity of product specification and number of exhibitors. More than 300,000 pages have been enriched with new specifications, multiplying seven-fold the amount of...

Acquisition strengthens mobile hydraulics division.(Industry News)
October 1, 2006... The Bosch Group, Stuttgart, Germany, purchased the Intelligent Hydraulic Drive segment of the Dana Corp. With this purchase, Bosch is expanding the competence of its subsidiary Bosch Rexroth in the mobile hydraulics sector. The acquired company...

Solenoid air valves.(Useful Products)
October 1, 2006... Maximatic solenoid air valves are available in 3- and 4-way, single or double solenoid styles with many mounting options. They come in sizes from 10-32 thread to 1/2 in. NPT and pressure ranges 0 to 150 psig. They are constructed of aluminum,...

Multiple line clamping system.(Useful Products)
October 1, 2006... Clamp units are stackable and maintain consistent center line dimensions between horizontal and vertical lines. They are available in standard and outside hold mounting dimensions for mixing and matching with pipe, tube, hose, and junction...

Hydraulic power units.(Useful Products)
October 1, 2006... Power units are redesigned with fixed-displacement pumps that offer energy savings up to 80% and noise reduction by up to 15 dBa. U-shaped tank with motor-pump group mounts on anti-vibration pads to insulate source of noise. All components are...

Hydraulic cylinders.(Useful Products)
October 1, 2006... CHE hydraulic cylinders are compact and flexible. They require less mounting space than tie rod cylinders, with many mounting configurations, porting options, and rod end styles. Corrosion-resistant aluminum body is available in 20 to 100 mm...

Pressure gauges.(Useful Products)
October 1, 2006... UNOG (use no oil) gauges feature pressure scales with 2.5% full scale accuracy. They are available in 2 and 2 1/2 in. sizes with polished brass housings and copper alloy wetted parts. They withstand ambient temperatures of -4[degrees] to...

Manifold flanges.(Useful Products)
October 1, 2006... Rectangle-style SAE J518/ISO 6162 pad flanges require less side-by-side spacing than wider contoured flanges. Side-ported manifolds can be thinner and ports can be placed closer together. They are available in sizes from 1/2 to 5 in. in code 61...

Displacement sensors.(Useful Products)
October 1, 2006... D-series sensors use Temposonics magnetostrictive technology and have a measuring range from 50 to 1500 mm and direct position output from 0 to 10 V. They offer linearity better than 0.01%, repeatability of 0.005%, and position update rate of...

Filtration system.(Useful Products)
October 1, 2006... The 3K9 single pass filter kit features three K9 filters mounted in series as a single assembly for in-line single pass staged filtration or particulate and water filtration. Each filter is rated for flows to 100 gpm and pressures to 900 psi....

Differential pressure switches.(Useful Products)
October 1, 2006... DP switches suit high line pressures and are available in piston models (up to 10,000 psig) and diaphragm models (up to 3,000 psig). Piston models range from 0-5 to 0-1000 psid while diaphgram models range from 0-5 in. [H.sub.2]O to 0-300 psid....

Pneumatic position transmitter.(Useful Products)
October 1, 2006... SMAT electronic position sensor for air cylinders continuously monitors the position of a piston within 50-mm range and produces analog output. It is based on a contactless, magnetic measurement design and offers 0-10 V and 0-20 ma output. It...

Bi-directional motors.(Useful Products)
October 1, 2006... MFW and MVW fixed- and variable-displacement high-speed motors come in two frame sizes and four displacements for matching pressure and capacity. MFW model maintains constant torque with varying hp. MVW model operates with constant hp and...

Linear position feedback devices.(Useful Products)
October 1, 2006... High accuracy, non-contacting linear position feedback devices for use in cylinder-embedded hydraulic and pneumatic mechanisms use magnetostrictive technology. Remote or field-programmable pressure transducers are available with broad pressure...

Modular end effector tooling.(Useful Products)
October 1, 2006... Modular end effector tooling features automatic tool changers, compliance devices, robotic adapter plates, vacuum cups, and sprue cutters. It is installed in end-mount cantilever or mid-mount configuration. Quick disconnect air and electrical...

Vibration isolators.(Useful Products)
October 1, 2006... V10Z24 constant natural frequency mounts increase stiffness proportionally with applied load and offer constant natural frequency regardless of change in load. They come in three sizes ranging from 400 to 1000 lb, 700 to 1900 lb, and up to 8000...

Pressure sensors.(Useful Products)
October 1, 2006... Industrial grade ICP pressure sensors come in full-scale ranges from 100 to 5000 psi and sensitivities from 1 to 50 mV/psi. They feature all-welded, stainless-steel construction and a 1/4 NPT pressure fitting. Built-in microelectronic circuitry...

More July musings.(Readers' Forum)(Letter to the editor)
October 1, 2006... As a follower of Formula One, I enjoyed reading the Ideas & Applications section of the July 2006 issue. I would like to point out a few errors depicted on the picture on page 21. Formula One cars are not allowed to use an antilock braking...

Soundbites from www.hydraulicspneumatics.com.(Readers' Forum)
October 1, 2006... "If it wasn't for high fuel costs, (EPA delivers with fully hydraulic hybrid truck) investing in new technology wouldn't be cost effective. Fuel should have taxes added in increments every year in proportion to tax rebates given to new...

Radial lip seals.(Product Spotlight on High-Performance Seals: Here's a look at a variety of high-performance seals available from the marketplace.)
October 1, 2006... HP-20 high-torque, hydraulic motor shaft seals' metal retainer and sealing lip withstand high speeds and pressure. Key features include anti-extrusion fit, pressure balancing design, and heat dissipating retainer. They are rated for pressures...

Phenolic wear rings.(Product Spotlight on High-Performance Seals: Here's a look at a variety of high-performance seals available from the marketplace.)
October 1, 2006... Phenolic wear rings are designed with tubing made from fine weave cotton fabric wound on molds and imbued with phenolic resin. Wear bands have 110 Rockwell hardness and withstand temperatures to 250[degrees] C. They suit most hydraulic fluids,...

Fluoroelastomer sealing material.(Product Spotlight on High-Performance Seals: Here's a look at a variety of high-performance seals available from the marketplace.)
October 1, 2006... LTFE 6400 is a fluoroelastomer engineered for use in static and dynamic sealing applications. It maintains its flexibility and sealing capability at low temperatures and exhibits high chemical resistance at higher operating temperatures. This...

Press-in wiper.(Product Spotlight on High-Performance Seals: Here's a look at a variety of high-performance seals available from the marketplace.)
October 1, 2006... SH heavy-duty press-in wiper for tough scraping environments features a metal ring for press fit with abrasion and wear resistant, bonded Polyurethane wiping lip. Wiper lip reduces seal leakage without reducing ingression resistance. Metal...

Wear rings.(Product Spotlight on High-Performance Seals: Here's a look at a variety of high-performance seals available from the marketplace.)
October 1, 2006... Powerband tight tolerance premium wear-rings are made from nylon, glass fiber, PTFE, and offer a coefficient of friction nearly 50% lower than other sealing options. They feature cross-section tolerances of [+ or -] 0.001 in., chamfered...

Expansion [C.sub.v] plugs.(Product Spotlight on High-Performance Seals: Here's a look at a variety of high-performance seals available from the marketplace.)
October 1, 2006... Expansion [C.sub.v] plugs seal cross-drilled holes in manifolds and castings for pressures to 40,000 psi. Single piece assemblies are available in diameters from 0.093 to 0.875 in. and 3 to 22 mm. Stainless-steel, carbon-steel, aluminum, or...

O-rings.(Useful Products)
October 1, 2006... Octi-Ring O-rings eliminate problems associated with standard O-rings, such as rolling and twisting of groove and nibbling in pressure cycling. They can be retrofitted into existing grooves instead of re-machining to accommodate U-cups. They...

Water-compatible seal material.(Useful Products)
October 1, 2006... Disogrin 7695, a proprietary polyurethane compound, is compatible with mineral oils and water, solving seal problems associated with water degradation. The compound is also compatible with vegetable-based hydraulic fluids. It is resistant to...

Flared sealing rings.(Useful Products)
October 1, 2006... Stainless-steel or copper Flaretite seals have concentric sealing rings (usually five) stamped across flared face that form a redundant seal. They are compressed when torque is applied and compensate for misalignments or imperfections in tubing...

Air compressors: are you getting the entire story?(AUTOMATE WITH AIR)
October 1, 2006... Recently, I received a request for quotation on an 150-hp air compressor. I asked the purchasing agent for permission to survey his company's compressed air system. Naturally, he asked why--and I told him that I wanted to know if there was any...

Hydraulic hybrid promises big savings for UPS: sophisticated drive system runs engine at optimum speed ... or not at all. UPS expects fuel savings as high as 70%, with up to a 40% reduction in emissions.(TECHNOLOGY UPDATE)
October 1, 2006... Last year, partners from the federal government and private industry announced they were working together to develop new hydraulic hybrid technology for an urban delivery vehicle--technology that promises dramatic improvements in fuel economy...

Clamp down.(Web Wire)
October 1, 2006... The website for New Jersey-based Rotor Clip, located at www.rotorclip.com, recently implemented a "Product Search" feature. Now, a user can quickly find the right size retaining ring, constant section ring, spiral ring, or hose clamp for an...

Get some air.(Web Wire)
October 1, 2006... The new website at www. mfdpneumatics.com offers product and engineering information for a variety of pneumatic products. It has been designed specifically to offer convenient online sales and quick access to products, prototypes, and testing....

Get a boost.(Web Wire)
October 1, 2006... Brea, Calif.-based SC Hydraulics specializes in pumps and air/gas boosters, and is online at www.schydraulic.com. The site features products, services, FAQs, company background, and contact information. Technical data information is also...

On the fast track.(Web Wire)
October 1, 2006... The well-designed website for Parco Seals, www.parcoinc.com, contains information on the company's O-rings, custom seals, and compounds. There are also details on literature available, the distributor network, company news, services, and its...

Multi-lingual index.(Web Wire)
October 1, 2006... The Italian manufacturer Atos, with an online home at www.atos.com, has updated its online catalog, including improvements in the structure of its index. Users can directly view the contents of each section and easily select the correct...

How'd they make that?(Web Wire)
October 1, 2006... The site, How everyday things are made, at manufacturing.stanford. edu, is a great resource the next time your kids want to know what kinds of things engineers do. Learn about the processes involved in creating everything from denim to...