Hydraulics & Pneumatics articles from November 2004

Hydraulics & Pneumatics archives from November 2004

Is e-mail a blessing or a curse? Yes.(Editor's Page)
November 1, 2004... It's no understatement to say that e-mail has had a profound effect on our professional and personal lives. People thousands of miles away from each other can send and receive detailed documents within mere seconds. This allows us to take on...

A tough vote.(Reader's Forum)
November 1, 2004... I thought I knew who I wanted to vote for in the upcoming presidential election. The closer we get to the election, the less certain I am that my choice will have any value for all the reasons given in your editorial. I love my country and I'm...

The great divide.(Reader's Forum)
November 1, 2004... As a female engineer, I would like to provide some more inputs on the great divide you discussed in your October 2004 editorial. So many people are getting riled up about drinking water standards, such as for arsenic and mercury. While it's...

New CEO for Norgren.(Industry News)
November 1, 2004... IMI Norgren Inc., Littleton, Colo., has announced that Jim Mannebach has been appointed to the role of president and CEO of the Norgren Group. Mannebach is the former vice president for the Industrial Technology Group of Roper Industries Inc.,...

Racine consolidates in Racine County.(Industry News)
November 1, 2004... Racine Federated Inc., Racine, Wis., has announced that the company's Texas and New York plants will move, consolidating all U.S. operations into a single Mt. Pleasant, Wis. location. The facility is 191,000 sq-ft in size, and will include...

Fluid power pavilion at Hannover Fair.(Industry News)
November 1, 2004... NFPA is organizing its eighth fluid power pavilion at Hannover Fair, scheduled for April 11-15, 2005, in Hannover, Germany. The pavilion will be part of the Fair's Motion, Drive, & Automation sector. The Motion, Drive, & Automation sector...

New ISO standard.(Industry News)
November 1, 2004... A new ISO standard has recently been published and is now available from NFPA. ISO 2942:2004. Hydraulic fluid power--Filter elements--Verification of fabrication integrity and determination of the first bubble point (fourth edition) ...

Pepperl+Fuchs acquires Omnitron.(Industry News)
November 1, 2004... Pepperl+Fuchs, Twinsburg, Ohio, has acquired German-based Omnitron, a supplier of Data Matrix 2D optical coding readers for product identification or online data recording. Data Matrix is an internationally standardized code expected to replace...

Vibration courses set for Michigan.(Industry News)
November 1, 2004... The Vibration Institute will hold its introductory course, Basic Machine Vibrations, and a more advanced course, Machinery Vibration Analysis, in Romulus, Mich. from December 7-10, 2004. The course fees are $950 and $1075, respectively. To...

Shock tests safer with electrically controlled circuit.(50 years ago)
November 1, 2004... From the November 1954 issue of Applied Hydraulics (the original title of H & P). Because of the need for remote stations and a positive, fail-safe system, designers of the Shock Tube Facility at the Massachusetts Institute for Technology...

Hydraulics provides an on-the-go lift.(Ideas & Applications)
November 1, 2004... Technicians routinely raise cars and trucks with lifts to work underneath them. However, dedicated in-ground lifts take up valuable space when they're not being used; and opening a lane to get vehicles to and from such a lift requires more...

Recommendations for accumulator selection.(Ideas & Applications)
November 1, 2004... Accumulators have proven to be valuable in many fluid power applications when properly selected and installed. The selection process, while fairly straight forward, does involve several important factors. Often, system planners specify familiar...

Charge valve gets a brake.(Ideas & Applications)
November 1, 2004... Accumulators are common for assisting braking in heavy over-the-road vehicles. The standard design requires that accumulators be recharged with pressurized oil after braking. Although charge valves have existed for decades, Sterling Hydraulics,...

Hydrostatic motor drive gives users the creeps.(Ideas & Applications)
November 1, 2004... Faster is better, or so the saying goes. But in some applications, slow and steady is what's really needed. Cotta Transmission Co., Beloit, Wis., has answered that need with their new Hydrostatic Motor Creep Drive. The new transmission is...

How to interpret valve specifications.(Motion Control)
November 1, 2004... Literature for servo and proportional valves contains a variety of terms and specifications that need to be understood for proper application. These specifications have been developed over the past half century or more and result from the...

Electrohydraulic servo and proportional systems.(Motion Control)
November 1, 2004... 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...

The pressure is on reliability: a manufacturer of rubber injection molding machines relies on integrated hydraulics for long life and high reliability.(INDUSTRY FOCUS: PLASTICS)
November 1, 2004... Richard Mussler, engineering manager at Maplan Mfg., Ternitz, Austria, gets right to the point, "Because we guarantee our customers' machine availability of up to 99%, we expect the same from our partners." This philosophy puts quite a burden...

The leak in review: the total elimination of leakage in hydraulic systems continues to be elusive, despite impressive gains in other sectors of hydraulic technology.(A staff report)
November 1, 2004... Leakage in hydraulic systems might be compared to the common cold. While the achievements of technology are astounding, we still haven't licked one of the most widespread nuisances. In general, the problem of leakage has become less prevalent...

Double play: to get the most out of air filters and regulators, you need to know more than just a simple pipe size.(AIR PREPARATION)
November 1, 2004... Compressed air is clean, readily available, and easy-to-use, but it can also be the most expensive form of energy to use in your facility. Unregulated or improper pressure settings can increase compressed air demand, which results in more...

Gentle stop and go: using a pneumatic brake instead of a mechanical one provides smooth stops and saves money.(PNEUMATIC SYSTEMS)
November 1, 2004... Conveyor belts handling fragile products must, above all, be gentle. And for stepping conveyors with high stop-and-start cycling, the braking must be especially so. Such was the case for a maker of ornamental sheet glass cutting machines, which...

Rodless cylinder takes the heat.(TECH NEWS)
November 1, 2004... The high temperatures (400[degrees] to 425[degrees] F) of mounting surfaces near plastic extrusion operations normally excludes the use of air cylinders. Long-term exposure to temperatures this high spells doom for the rubber and plastic...

Heavy-duty air cylinders.(PNEUMATIC PRODUCTS)
November 1, 2004... Model IMH cylinders work in demanding applications. Available in bore sizes from 40 to 320 mm. All-steel construction with bolt-on mounts. Internally lubricated for life, floating, self-aligning, lubricated, repairable rod cartridge. ...

Composite fittings.(PNEUMATIC PRODUCTS)
November 1, 2004... Pneufit C composite, push-to-connect pneumatic fittings are available in more than 40 shapes for tube sizes from 4 to 16 mm and 5/32 to 1/2 in. Available with metric, ISO R, ISO G, UNF, and NPT threads. Offer fast assembly with no special...

Clean air systems.(PNEUMATIC PRODUCTS)
November 1, 2004... A clear air system removes impurities from compressed air and protects equipment. The system is available in various types for removing moisture, oil, tar, odor, etc. It can supply any clear air, including semi-clean, oil-less, odorless, and...

Compact, guided cylinders.(PNEUMATIC PRODUCTS)
November 1, 2004... HBBY Series guided cylinders consist of a double-acting P1Y rodless cylinder powering a base-slide-carriage assembly that moves on two parallel, precision ground and hardened support shafts. The shafts are guided by four linear bushings...

Mini pneumatic slides.(PNEUMATIC PRODUCTS)
November 1, 2004... ZSC pneumatic mini slides feature a ball rail system between twin piston rods, resulting in a low profile. Precision movement makes the slides suitable for three-axes applications. The double-acting slides have multiple mounting options on the...

Pneumatic cylinders, slides.(PNEUMATIC PRODUCTS)
November 1, 2004... Catalog describes pneumatic products and systems including cylinders, slides, rotary actuators, grippers, pneumatic valves, and pressure sensors, as well as fittings, tube, and hose. Provides product specifications and information on company...

Electronic pressure regulators.(PNEUMATIC PRODUCTS)
November 1, 2004... The QB3 electronic pressure regulator offers reverse flow rates of more than 25 scfm at 100 psi. Makes backpressure and high relief applications possible without needing a quick exhaust valve or additional plumbing. Uses a solid-state pressure...

Tees and connectors.(PNEUMATIC PRODUCTS)
November 1, 2004... The Hard Line Series of barbed tees and connectors provide a leak-proof seal on rigid tubing, without the need for tube clamps. The barb has a sharp sealing point that is slightly larger than the fitting's shaft for a tight seal to 200 psi....

Pneumatic metering valves.(PNEUMATIC PRODUCTS)
November 1, 2004... A direct-acting proportional valve features a suspended-armature design that is inherently reliable and results in low hysteresis. Elastomeric diaphragms provide pressure-balancing and flow path isolation. Valves operate from a few inches of...

Seals, scrapers, back-up rings & boots.
November 1, 2004... Type Gasket O-ring Piston ring Cartridge 3P/EGC * * A and A Mfg. Co., Inc. A & R Hydraulics * ...

Divide and conquer.(Design Close-up)
November 1, 2004... Over many years, simple gear pumps have shown they can be the component of choice to power a broad range of hydraulic applications. Yet their close cousins, rotary flow dividers, may be the most underused of fluid power components. The...

Pumps.
November 1, 2004... Fluid Water additives Pertoleum Water-oil Water...

Hand pumps.(New Products/Spotlight on Hydraulic Pumps)
November 1, 2004... Series 500/550 hydraulic hand pumps feature heat-treated steel linkage assemblies, Nitrotec treated pistons, multiple length operating levers for better ergonomics, and multiple seal options. Single stage units offer pressures to 10,000 psi...

Self-contained actuator.(New Products/Spotlight on Hydraulic Pumps)
November 1, 2004... The CMC 7050 dc electric hydraulic actuator is completely self-contained with its own fluid reservoir. It incorporates the pump, motor, reservoir, and cylinder in the same housing, eliminating the need for hoses. Contains a no-leak wiper seal,...

Pump family.(New Products/Spotlight on Hydraulic Pumps)
November 1, 2004... Series 2.6 pumps come in a range of sizes from 19.6 to 39.8 cc/rev. Maximum speed is 3000 rpm, with flows from 15 to almost 32 gpm at maximum speed. Specifications include cast iron front and rear bodies, with the aluminum body housing...

Test-stand pumps.(New Products/Spotlight on Hydraulic Pumps)
November 1, 2004... Piston pumps rated to 20,000 psi are ideal for high-pressure R & D and production test-stands. Checkball design pumps can accelerate proof-pressure and impulse testing. Individual piston check valves provide extended pump life, for improved...

Power packs.(New Products/Spotlight on Hydraulic Pumps)
November 1, 2004... Air-operated pumps provide high pressures in compact packages; are lightweight, compact, and rugged; feature pressures from 625 to 100,000 psi, and horsepower from 0.33 to 10 hp. Self-contained packages include Power Pacs, Test Pacs, and...

Piston pumps.(New Products/Spotlight on Hydraulic Pumps)
November 1, 2004... Fixed-displacement piston pumps include P, Q, R, R-tandem, T Series, are birotational, in-line design offering a variety of displacements. T-Series is bent axis style, can be operated as either a pump or motor. All models are equipped with the...

Water hydraulic pumps.(New Products/Spotlight on Hydraulic Pumps)
November 1, 2004... High-pressure water pumps operate on water or high-water based fluids, with flows from 530 to 725 lpm, pressures to 415 bar. Feature stainless steel high-pressure head, built-in oil cooler, cartridge design inserts for rapid packing change....

Internal-gear pumps.(New Products/Spotlight on Hydraulic Pumps)
November 1, 2004... Series IPVS high-pressure internal gear pumps feature peak pressures up to 420 bar at speeds of 1500 rpm, an increase of more than 20% over previous models. Permanent pressures were also increased substantially. Suitable for use with rapidly...

Proximity sensors.(New Products)
November 1, 2004... A family of inductive proximity sensors is designed for off-road mobile machines. Feature stainless-steel housings and IP69K rating. Operating temperature range from -40 to 185[degrees]C. Sensors ignore radiated electrical interference levels...

Hydraulic crimpers.(New Products)
November 1, 2004... S2 hydraulic crimpers are said to make it easier to work in the field. They weigh less than 77 lb and crimp up to 1-in. R15 two-piece fittings and up to 1 1/4-in. R12 one-piece fittings. [ILLUSTRATION OMITTED] Uniflex of America Ltd.,...

Differential pressure gages.(New Products)
November 1, 2004... Model 123 differential pressure gages handle pressures to 400 psid. Available in aluminum or 316/316L stainless-steel bodies, 316 stainless-steel springs and internal parts, and a variety of elastomers. Fully over-range protected in either...

Magnetostrictive transducers.(New Products)
November 1, 2004... The Micropulse AT model BTL6 magnetostrictive transducer is designed for most mid-range linear position feedback applications. Mechanical linkage is eliminated as source of backlash error, physical breaks, and downtime. Sealed to IP67 and...

All-fluid pressure sensors.(New Products)
November 1, 2004... Herion 18S all fluid pressure sensors have a pressure range from 0 to 11,600 psi and are suitable for neutral and aggressive gases and fluids. Available in three-wire version with an output signal range of 0 to 10 V or a two-wire, 4- to 20-mA...

Electrohydraulic control I/O modules.(New Products)
November 1, 2004... A dual PWM input controller and multiple output controller interface with joysticks located in the vehicle cab and drive multiple hydraulic valves. Accepts joystick commands, engine control module signals, CAN messages, PLC signals,...

Hydraulic rotary actuators.(New Products)
November 1, 2004... L30 Series hydraulic rotary actuators are available in 10 sizes with torque output ranging from 17,000 to 740,000 lb-in. Features include large, integral bearings, shock load resilience, zero leakage, flexible mounting, and corrosion...

Custom tube assemblies.(New Products)
November 1, 2004... Tube assemblies bent to custom requirements with tube end-forming and applied fittings, either mechanically locked or swiveling. Tubing also adapted to attach to hose assemblies for combination hose and tubing assemblies. Such adaptations are...

Fire protection.(New Products)
November 1, 2004... Fyrejacket and Fyretape are designed to protect hose and hose assemblies, tubing, piping, wires, wire assemblies, and cables from exposure up to 500[degrees] F, as well as from molten splash and welding sparks. Products are resistant to...

Temperature sensors.(New Products)
November 1, 2004... The TP200 temperature sensor has built-in signal conditioning and provides 0- to 5-Vdc or 4- to 20-mA linear analog output. Simple two or three-wire hook-up eliminates problems associated with cold junction compensation, curve fitting, and...

Pressure transducers.(New Products)
November 1, 2004... The Ashcroft G2 pressure transducer is combined with a custom ASIC for high performance. Delivers 1% full-scale total error band performance, including linearity, hysteresis, non-repeatability, and thermal error. Features good EMI/RFI...

LS/HT motors.(Useful Literature)
November 1, 2004... Twelve-page catalog provides features, specifications, speed, torque and load capacities, dimensions, and part-numbering system for D9 hydraulic motors. The low-speed, high-torque motors are suited for use on construction and agricultural...

Hydraulic cylinders.(Useful Literature)
November 1, 2004... Catalog highlights range of standard and made-to-order hydraulic cylinders. Provides information on cylinders with proximity sensors, low-friction designs, electrohydraulic linear drives, clamping devices, test cylinders, vibration and...

Hydraulic hose, fittings.(Useful Literature)
November 1, 2004... Catalog describes wide selection of low-, medium-, and high-pressure hose and fittings. Provides key features, product specifications, and international standard ratings. Also highlights available hose crimpers and accessories. ...

Rod-style transducers.(Useful Literature)
November 1, 2004... Pamphlet offers information on ProSet4 rod-style transducers, which feature four programmable setpoints that detect cylinder end-of-stroke or anywhere in between. Offers detailed product specifications and benefits. [ILLUSTRATION OMITTED]...

Plugs, breather caps, and level indicators.(MEDIA MART)(Advertisement)
November 1, 2004... A complete line of hydraulic system accessories, available in metric and inch configurations, are featured in this 56-page, full-color catalog. The company is ISO 9001 certified. Product photos and dimensional data are provided as well as...

Clean hose and tube-assemblies using the quick and easy economy launcher by Ultra Clean.(MEDIA MART)(Advertisement)
November 1, 2004... The UC-EL Economy Launcher is economically priced and ideal for mobile and job site cleaning applications from 1/4" to 1 1/4". The Ultra Clean System is capable of achieving ISO 13/10 cleanliness levels when following our cleaning procedures...

Reinventing hydraulic filtration.(MEDIA MART)(Advertisement)
November 1, 2004... Pall Corporation's new Ultipleat[R] SRT (Stress Resistant Technology) filters are the only hydraulic filters that incorporate a geometrically calculated, curved pleat shape to maximize filter area. They also incorporate a new stress-resistant...

Hydraulic power packs.(MEDIA MART)(Advertisement)
November 1, 2004... Pressures up to 2000 bar are possible with Hydraulic Power Pack powered by mini-BOOSTER. Ideal for applications in: boll tensioners, nut splitters, torque wrenches, workholding, hydraulic tools, rescue tools, railroad equipment, and test...

Sealing & flow control solutions.(MEDIA MART)(Advertisement)
November 1, 2004... Farmington Engineering is a leading manufacturer of products that serve the fluid control market. We are proud to announce the launch of our newest product. Threaded Plugs. We also supply high quality ball expansion plugs and hydraulic flow...

Command Controls Corp. valves.(MEDIA MART)(Advertisement)
November 1, 2004... Command Controls designs and manufactures a full line of state-of-the-art, high performance hydraulic cartridge valves and custom manifold systems for the fluid power industry. The valves, designed to fit industry common cavities, achieve full...

Differential pressure gauges.(MEDIA MART)(Advertisement)
November 1, 2004... Four-page brochure covers the DPH line of high-quality, low-cost differential pressure indicators for the filtration industry. Every gauge is individually tested and serialized. Certification of calibration is available. NACE certification is...

Hydraulic fittings and adapters.(MEDIA MART)(Advertisement)
November 1, 2004... Brennan Industries is offering its new CD-ROM product catalog and crossover database of hydraulic fittings and adapters. The database contains more than 12,000 SKUs, offering users a conversion of a comprehensive selection of standard hydraulic...

In-line filters.(MEDIA MART)(Advertisement)
November 1, 2004... Sixteen-page, color-illustrated brochure describes both construction and performance features of FHP Series in-line filters rated 6000-psi maximum working pressure with flow rates to 120 gpm. Includes labeled cutaway view, details on elements...

Hydraulic filtration products.(MEDIA MART)(Advertisement)
November 1, 2004... Thirty-two -page brochure contains information about company's history; worldwide locations; research development, and manufacturing operations; laboratories; and international certification. Continues with product photographs, cutaway views,...

Spin-on filters.(MEDIA MART)(Advertisement)
November 1, 2004... Twenty-page, color-illustrated catalog presents details on MPS/MST Series spin-on hydraulic filters for suction and return-line service at working pressure to 17 psi with flow rates to 80 gpm. Includes labeled cutaway views, filter-element...

Laser particle analyzer.(MEDIA MART)(Advertisement)
November 1, 2004... Eight-page brochure with color illustrations introduces LPA2 fully portable solid-particle analyzer with twin laser system calibrated to new ISO 11171 Standard. Explains function of each system. Lists performance features and notes choices of...

A fluid site.(Web Wire)
November 1, 2004... No, www.ucon.com is not the website for the collegiate basketball champs, it's the site for Dow Chemical's UCON line of fluids and lubricants. Users can look through details of all the products offered, from fire-resistant hydraulic fluids to...

A knee up on surgery.(Web Wire)
November 1, 2004... See a virtual knee replacement sugery at www.edheads.org/activities/knee... you'll even be asked to help out! This very well done site explains the procedures in a knee replacement, and shows how surgeons prep the patient, fit in the...

Hit me one time.(Web Wire)
November 1, 2004... For a fun--if somewhat nerdy--online game, check out www.googlewhacks.com. This site is dedicated to the pastime of Googlewhacking, the art of typing two words (no proper names!) and getting exactly one Google hit. Zero does not count. It is...

What's that mean?(Web Wire)
November 1, 2004... A simple yet rather amazing glossary of compressed air terms can be found at www.impactrm.com/glossary.asp. Click on a word or phrase, and a window pops up, containing the definition and an occasional graphic.

All new.(Web Wire)
November 1, 2004... Lake Monitors' website at www.lakemonitors.com has been relaunched. The site provides visitors with updated information on the company's line of flow meters. It also contains flow monitoring application data, engineering specs, and a part...

Super volcanoes!(Web Wire)
November 1, 2004... While we've been focusing on the activity at Mt. St. Helens, a more sinister presence lurks under the ground 500 miles to the east. Learn about Yellowstone's little-known "super volcano" at www.solcomhouse.com/yellowstone.htm. This monster,...