Hydraulics & Pneumatics articles from April 2005

Hydraulics & Pneumatics archives from April 2005

What's in a name? How 'bout a URL?(Editor's Page)
April 1, 2005... I've heard it said that three months is a lifetime in the world of the Internet. If that's the case, then nine years must be comparable to some sort of geologic time. Internet Ice Ages have come and gone, tectonic plates have shifted, mountains...

It's payback time.(Reader's Forum)
April 1, 2005... While the "Energy Miser" article (Feb. 2005) is interesting reading and some of the points are valid for new designs, the author leaves out one important factor in the consideration of his recommendations--payback time. In the "typical...

Call for papers: 5th IFK, Aachen.(Industry News)
April 1, 2005... The 5th International Fluid Power Conference (IFK) will take place from March 20-22, 2006 in Aachen, Germany. One of the world's largest scientific conferences in fluid power, it serves as an ideal platform for users, manufacturers, and...

American National Standards approval opened.(Industry News)
April 1, 2005... The American National Standards Institute (ANSI) has approved new procedures for the development of American National Standards (ANS) for fluid power, and is inviting interested parties to take part in the ballot process. As a result, the NFPA,...

New technical documents published.(Industry News)
April 1, 2005... Two new technical documents have been published and are now available from NFPA: ISO 20401:2005: Pneumatic fluid power systems--Directional control valves--Specification of pin assignment for electrical round connectors of diameters 8 mm...

Variable speed transmission drive ... for cargo hoist applications.(50 years ago ...)
April 1, 2005... From the April 1955 issue of Applied Hydraulics (the original title of H & P). Reducing cargo loading and unloading times is critical in the shipping business. To help stay competitive, ship operators are looking to improve the efficiency...

Daman president wins state SBA award.(Industry News)
April 1, 2005... Larry Davis, President of Daman Products Co., Mishawaka, Ind., was awarded the Indiana Small Business Person of the Year by the Indiana District Office of the Small Business Administration. He is eligible to win the National Small Business...

Wago offers free Ethernet control seminar.(Industry News)
April 1, 2005... Wago Corp. will hold three-day seminars on Industrial Ethernet Control, focusing on integrating Ethernet control into machines. Attendees will be introduced to the Wago-I/P System hardware, industrial Ethernet components and protocols,...

Ditch Witch machine manages multiple hoses.(Ideas & Applications)
April 1, 2005... Trenchless technology has become big business in the construction industry. Trenchless technology uses a horizontal directional drill (HDD) to dig a tunnel for underground pipe, cable, or other utility. This is accomplished by pushing a...

System removes varnish from hydraulic fluid.(Ideas & Applications)
April 1, 2005... Oxidation of hydraulic fluid in high-production systems can be hard to avoid. Even careful monitoring of fluid condition does not guarantee preventing oxidation. Oxidation can cause the formation of tar, varnish, or sludge. These sticky...

Go wireless when conditions prove hazardous.(Ideas & Applications)
April 1, 2005... Explosion-proof system operation may be required in applications as diverse as mining and food processing. However, the wiring and special enclosures for explosion-proof operation are expensive--even to the point of making some applications not...

Electrohydraulic pressure control.(Motion Control)
April 1, 2005... This month we open a new discussion--options available to the designer of the electrohydraulic pressure and force control systems. The discussion will avoid detailed analytical methods, but quantitative aspects will be explored in a separate...

A showcase of innovation: Komatsu America's new WA200-5 wheel loader takes full advantage of innovative design using hydraulics.(CONSTRUCTION EQUIPMENT)(Cover Story)
April 1, 2005... Closed-loop electrohydraulic control, load sensing, and flow sharing have allowed the most recent generations of construction equipment to leave older designs in the dust. Load sensing and flow sharing make machines more productive and...

Rotary actuators: turnabout is fair play; Rotary actuators are used to pivot a joint when a conventional cylinder mounting proves impractical due to space, weight, or motion requirements.(COMPONENT BASICS)
April 1, 2005... Rotary actuators can mount right at the equipment joint without taking up the long stroke lengths required of cylinders. Also, they are not limited to the 90[degrees] pivot arc typical of cylinders; they can achieve arc lengths of 180[degrees],...

Lower-cost pneumatics is a logical choice: distributed control can cut system reaction time by as much as 95%.(AUTOMATE WITH AIR)
April 1, 2005... Automotive plants are ideal places to incorporate pneumatics, as fast, repetitive motion is the hallmark of a pneumatic system. Combined with the sophisticated communication networks used in industry today, pneumatics can solve many...

Air-powered dehider expedites meat processing.(AUTOMATE WITH AIR)
April 1, 2005... Few of us like to dwell on what happens during the transition from beef cattle in the pasture to roast beef on the plate, but meat processing is still an important American industry--vastly changed today from the sledgehammer days when Chicago...

Stop and hold with accuracy.(Design Close-up)
April 1, 2005... The Dynamic Rod Lock functions as a spring-applied/air-released, highly accurate braking and holding mechanism for ISO/NFPA pneumatic cylinders and guide rods. The Lock will slow and stop loads on all axes without relying solely on the cylinder...

Pneumatic components.(PNEUMATIC PRODUCTS)
April 1, 2005... Catalog features 64 pages giving specifications, dimensions, and flow characteristics for the FRL unit modular type C-series. Describes functional and operative features and provides safety information. Products include FRL and WL combinations,...

Interchangeable cylinders.(PNEUMATIC PRODUCTS)
April 1, 2005... Accu A Series is a NFPA Interchangeable cylinder containing an internal linear resistive transducer. Conducive where variations in cylinder stroke and speed are required or when continuous position monitoring necessary. Available in eight bore...

Vacuum cups.(PNEUMATIC PRODUCTS)
April 1, 2005... Nomathane vacuum suction cups handle injection-molded plastic parts and coated optics without leaving ghost marks or mold release agents. Pliable silicone-free material resists heat up to 356[degrees] F and is wear-resistant, outlasting EPDM,...

Plastic filters.(PNEUMATIC PRODUCTS)
April 1, 2005... A series of black or white polypropylene filters is available for air, liquid, or vacuum service. Quickly disassembled and easily serviceable by replacing the filter materials. Offered in filtrations of 15, 30, 70, 110, and 170-[micro]m porous...

Short stroke cylinders.(PNEUMATIC PRODUCTS)
April 1, 2005... Wide range of miniature air cylinders features short strokes, many mounting and porting options, and various materials. Offered in English or metric versions. [ILLUSTRATION OMITTED] Mack Corp., (928) 526-1120, www.mackcorp.com ...

Air valves.(PNEUMATIC PRODUCTS)
April 1, 2005... Isonic MOD[3.sup.+] series air valve technology incorporates upgraded internal wiring, a built-in PCB connector, and snap-on installation, with all valve components encased in half-shell thermoplastic body. Offers superior chemical, heat, and...

Locking cylinders.(PNEUMATIC PRODUCTS)
April 1, 2005... Series CCA advanced locking cylinders with integral Amlock Rod Clamp controls over travel, drifting, bouncing, and reverse traveling. Cylinder has pressure rating of 250 psi, with the lock releasing at 60 psi. Standard bore sizes of 1 1/2 to 8...

Low-temp seals.(PNEUMATIC PRODUCTS)
April 1, 2005... Low temperature FKM seals for solenoid valves use a material for environments as cold as -60[degrees] F. Offering bubble-tight sealing, the new seal material is available across the full line of the company's solenoid valves. [ILLUSTRATION...

Swing arm clamps.(PNEUMATIC PRODUCTS)
April 1, 2005... Two new bore sizes in the Series PB Swing Arm Clamp of 25 and 32 mm. Available in short and long strokes. Uses hardened helical spline and three hardended drive balls. Keyed interface between the rod and arm. Adjustable rear plug. Mounting...

Vacuum sensors.(PNEUMATIC PRODUCTS)
April 1, 2005... New commercial version of the 2A sensor, the VacuMini Thermocouple Vacuum Sensor is 2 X 1/2 in. and has a machined 304 SS body with 1/8 in. NPT connection threads and integral wrench flats. Range of 1 mtorr to 20 torr. Electrical pins recessed...

Regulators and relays.(PNEUMATIC PRODUCTS)
April 1, 2005... Short form catalog introduces new products and industry approvals to precision air pressure regulators and relays product line. Multi-stage design causes self-correction at pressure variations as low as 0.01 psig. Flow capacities up to 80 SCFM....

Compressed air filters.(PNEUMATIC PRODUCTS)
April 1, 2005... MoistureBloc air filters are ideal for applications where moisture-free air is critical. No moisture gets through the element, which blinds or plugs when saturated. Enables quick filter changeover. Passes 25 scfm at a maximum pressure of 125...

Rotary vane pumps.(PNEUMATIC PRODUCTS)
April 1, 2005... Series QR rotary pumps meet high-flow, pulse-free vacuum or pressure needs. Oil-less pump design has cast-iron pump housing, permanently lubricated ball-bearing motors with built-in inlet and exhaust filters for clean flow. Single- or...

Check valves.(PNEUMATIC PRODUCTS)
April 1, 2005... The VacTrap check valve traps vacuum for an indefinite period of time, preventing handled part from dropping in case of system interruption. Handles non-porous materials. Features company's COAX ejector technology, which integrates internal...

Motion control valves.(PNEUMATIC PRODUCTS)
April 1, 2005... VP12 miniature proportional motion control valves offer control, high flow capabilities, and optimized use of space. Pressure ranges up to 116 psi and operating temperatures from 32 to 140[degrees] F. IP30 weatherproof protection devices have...

Top loading accumulators.(New Products/Focus on Accumulators)
April 1, 2005... Here's a look at a variety of accumulators that are available from the marketplace. Nacol accumulators come in sizes of 5 in. (3) to 40 gal. Protected with fire fuse to prevent explosions. Safety vent allows nitrogen charge to vent during...

Seamless shell bladder.(New Products/Focus on Accumulators)
April 1, 2005... ASME certified 10,000 psi seamless shell bladder accumulator provides 60% cost savings over piston accumulators for high pressure ranges. Responds quickly to minor pressure variations, requires smaller space, safe to operate. Offers high...

High pressure accumulators.(New Products/Focus on Accumulators)
April 1, 2005... High pressure, piston type accumulators are designed for operation in water depths to 12,000 ft. Accommodate 7500 psi in sizes to 175 gal. Feature high-strength materials to reduce overall stack weight and are designed to allow operation with...

Diaphragm accumulators.(New Products/Focus on Accumulators)
April 1, 2005... Line of diaphragm accumulators was expanded to 5075 psi rating for high pressure applications. Volume from 4.5 to 214 in. (3) Diaphragms constructed of buna, butyl, Viton, or Hydrin elastomers. Shell material consists of carbon steel with...

End-capped piston series.(New Products/Focus on Accumulators)
April 1, 2005... SK280 series piston accumulators utilize a patented end cap arrangement for decreased wall thickness. Sized 0.16 to 10 I, with an inner diameter of 40 to 125 mm. Pressure rating of 4000 psig. Available with gas charging valves and sealed gas...

Reservoir accumulators.(New Products/Focus on Accumulators)
April 1, 2005... SD-5 Seal'N'Dry accumulator can be installed in horizontal or vertical position, and includes bladder with desiccant dryer and relief valves. Fits reservoir from 0.1 to 1000 gal. Expands and contracts to accommodate thermal changes or...

Transfer barrier accumulators.(New Products/Focus on Accumulators)
April 1, 2005... Transfer barrier accumulators are designed for use with two different types of fluid to transfer pressure and a small amount of volume from one medium to another. Sizes from 1 qt. to 15 gal, up to 9000 psi. Shells are electroless nickel-plated...

Stainless steel piston.(New Products/Focus on Accumulators)
April 1, 2005... A15, A30, and A60 piston-style accumulators are designed for working pressures of 10,000 to 20,000 psi, and offer 15, 30, and 60 in. (3) volume. Precision machined out of 17-4 hardened stainless steel, they come with multiple port and seal...

Tube and pipe fittings.(Useful Products)
April 1, 2005... Family of standard industrial tube and pipe fittings is designed to meet SAE International standards. Series includes female swivel adapters, 37[degrees] (JIC) fittings, beaded hose barb fittings, pipe fittings, O-ring boss fittings, O-ring...

Closed loop control.(Useful Products)
April 1, 2005... SYHDFEE pressure-flow closed loop control system provides electro-hydraulic closed loop control of the pressure and swivel angle of an axial piston pump. Uses company's A4VSO axial piston pump with a built-on proportional valve as pilot valve,...

Pressure sensors.(Useful Products)
April 1, 2005... Series ICP pressure sensors are certified for safe use in hazardous conditions by ATEX and CSA. They measure dynamic pressure events such as surges, pulsations, and spikes. Available in various mounting configurations, with NPT, English, and...

Filter fittings.(Useful Products)
April 1, 2005... Family of fittings includes suction strainers, check/relief valves with integrated filters, manifold mounted filters, special applications, and breather plugs. Maximum operating pressure is determined by the connection type, with sizes 1/16 to...

Pull tabs.(Useful Products)
April 1, 2005... Ergonomic center pull (ECP) tab plugs are made with a soft, flexible material and seal against residual oil leakage during shipment. The grip is fully molded into the end and sidewalls so it will not break off during removal. Six sizes fit all...

Low pressure hydraulic cylinders.(Useful Products)
April 1, 2005... Model LH cylinders are NFPA repairable. Bore sizes of 1 1/2 to 6 in. Offers floating, self-aligning, repairable rod cartridge and improved sealing system, as well as larger diameter tie rods and thicker walled tubes. Uses Teflon back-up seal on...

Hydraulic power units.(Useful Products)
April 1, 2005... Hydraulic power pak units for double acting cylinders operate on 12 or 24 V, and have 2 3/4 in. diameter. With a flow rate of 1/4 gpm (0.35 cc/rev), they change directions and expand control range with a bi-rotational design. Features include...

Overhung load adaptor.(Useful Products)
April 1, 2005... Model 1100 Overhung Load Adapter provides support for SAE D mount motors and pumps. Features tapered roller bearings, cast iron housing, and 130,000 psi stress-proof steel shaft. Designed for speeds up to 3500 rpm. Input bores of 1 3/4 in....

Poppet-style Screw Couplings.(Useful Products)
April 1, 2005... High Pressure Poppet Type Screwed Couplings are designed to withstand high pressures and pressure pulses. Screw thread retaining mechanism to eliminate brinelling. Connection and disconnection even with low residual hydraulic pressure in the...

Hydraulic power unit.(Useful Products)
April 1, 2005... The MacM S-34306 system is a stored energy system designed to operate plastic extruder screen changer. Fixed pump delivers 1.7 gpm. System safety relief valve is set at 2300 psi. Unit is built on a 20 gal E-JIC reservoir, and offers a 3 gal...

Directional control valves.(Useful Products)
April 1, 2005... The 4DP03-3B proportional directional control valve with on-board electronics accommodates flow rates of 100, 200, or 300 l/min with a 50 bar pressure drop per spool edge, or 500 l/min in a double path configuration. Offers repeatable and...

Tilt switches.(Useful Products)
April 1, 2005... MCL single axis programmable tilt switch combines microprocessor-based electronics into the company's TrueTILT sensor. Features 4.5 to 28 V single power supply, [+ or -] 45[degrees] sensing range, and unidirectional and bi-directional open...

High-pressure tubing.(Useful Products)
April 1, 2005... Used with compression fittings, tubing comes in copper, nylon, Teflon, and polyurethane. Tube ID ranges from 1/32 to 0.170 in. Working pressure at 75[degrees]F is 172 to 2400 psi and 68 to 2,400 psi at 150[degrees]F. Polyurethane tubing also...

Check valves.(Useful Products)
April 1, 2005... Inserta ICT thread-in type check valves can be inserted in manifolds, subplates, flanges, or integrated valve systems. Standard sizes range from 5/16 to 3 1/2 in. Cracking pressure of 3 to 90 psi. Operating pressure is 5000 psi. Operate in...

Wing style couplings.(Useful Products)
April 1, 2005... W-Series wing style interchange couplings are designed to optimize hydraulic system performance and prevent pump damage and overheating of hydraulic oil. Elastomeric marker remains visible and easy to identify and seals threaded portion of the...

Hose and fittings.(Free Literature)
April 1, 2005... Brochure provides brief descriptions of the company history as well as product lines. Offers low- to super high-pressure hose assemblies; tube assemblies that require bending, flaring, beading, welding and brazing; and hydraulic adapters. Uses...

Detachable couplers.(Free Literature)
April 1, 2005... Full-color, 34-page catalog features stainless steel couplers for air, water, hydraulic fluids, and other fluids. Many products now offered in 303 stainless. Product lines include the SHD Series as well as the 210 Series. Other new features...

Lubrication equipment.(Free Literature)
April 1, 2005... This 104-page catalog features PurgeX Centralized Lubrication Systems and complete "turn key" systems. Liquid or grease delivery and air or electric motor operated. Also features an entire line of lubricators, chain lubricators, circulating oil...

Cylinders, assemblies.(Free Literature)
April 1, 2005... Three-fold brochure provides basic information for the cylinder design and build company. Customer service mission as well as company history and location described. Also includes common product application images, while back panel lists bore...

Contamination control.(Free Literature)
April 1, 2005... Brochure provides a detailed product listing for state-of-the-art fluid filter elements. Product types include water-based, hydraulic, lube, and spin-on elements, with brief product applications and specifications listed. Also included are...

Hydraulic couplings.(Free Literature)
April 1, 2005... Informative 23-page catalog offers detailed specifications for Series 325, 415, 605, 705 couplings, as well as X65 ISO flat-face couplings, 358 Snap-Check Pressure Testing System, and 525 quick-connect couplings. Provides maintenance tips,...

Gear pumps and motors.(Free Literature)
April 1, 2005... Bi-lingual brochure provides Spanish and English information on iron pump series high performance gear pumps, and S30, S50, and S75 pumps and motors. Complete product specifications, as well as cut-out images for standard shaft options and...

Digital controllers.(Free Literature)
April 1, 2005... The ProValve 100, an electronic proportional valve amplifier, and the ProValve 200, an electronic closed loop proportional valve amplifier, are described in this pamphlet. Product specifications and features included. Offers a breakdown for...

Hydraulic Oils.(Free Literature)
April 1, 2005... Double-sided sheet describes the need for quality lubrication and lists several benefits of Tellus Premium Oil products, including 6 times better anti-wear protection than major competitors, reduced valve and actuator failure, better system...

High-pressure valves.(Free Literature)
April 1, 2005... New 132-page catalog details complete line of valve products, pressure vessels and pumping systems for elevated pressure applications. Includes features, specifications, and drawings/dimensions on valves, fittings, tubing, specialty valves, air...

Hydraulic hose, fittings.(Free Literature)
April 1, 2005... Brochure is an introduction to the company's range of products and shows a selection of the most popular products. Includes 28 varieties of hose, as well as hose protection, couplings, and adaptors. Provides company history, as well as details...

Cylinders.(Free Literature)
April 1, 2005... Brochure for international cylinder company provides information on locations, design services, and quality control processes. Standard and custom cylinders available. Additional products include custom power units, motors, pumps, valves, hose...

Electrohydraulics components.(Free Literature)
April 1, 2005... Latest edition of KS catalog includes 24 pages of updated information on pumps, cylinders, valves, proportionals, electronics, cartridges, blockes, and systems. New pages cover digital electrohydraulics plus explosion-proof stainless steel and...

Filter your thoughts.(Web Wire)
April 1, 2005... The home page for the American Filtration & Separations Society, located at www.afssociety.org, contains a wealth of details about the group and its activities. Highlights include conferences and other events, publications, local chapters, and...

Not over the top.(Web Wire)
April 1, 2005... UnderReported claims to be "surprising stories from the media and primary sources." The content at their website, located at www.underreported.com, is quite interesting, although some stories seem to trend toward the conspiracy theory track....

The Tree Project.(Web Wire)
April 1, 2005... One of the hobbies of this Swedish fluid power graduate student, Reno Filla, is to take photographs. Filla's self-described "Tree Project" involves taking numerous photographs of a single tree from the same perspective--over the course of an...

Tower of power.(Web Wire)
April 1, 2005... Green power will soar to new heights when this solar tower is built in southeastern Australia. The project, detailed at www.enviromission.com.au, will heat ambient air under a vast collector zone. Hot air will then rise up the 3300-ft...

Locked on.(Web Wire)
April 1, 2005... Climax Metal Products has launched a new version of its website, which can be found at www.climaxmetal.com. Users can find information on the company's line of shaft collars and rigid couplings, as well as their keyless locking assemblies. The...

Fat chance.(Web Wire)
April 1, 2005... Little did we realize that areas of the world were undergoing a "Lard Crisis," but that's what www.larderisis.com is about. Apparently, parts of the U.K. have had to ration this unhealthy (but popular) baking and cooking staple. Users can use...