Free Engineering Literature

Custom Inflatable Seals

Pneuma-Seal 16-page catalog provides complete technical data for difficult sealing problems. It is for design engineers requiring design data, seal sources and custom rubber fabrications. Phone: 914-855-1220; Fax: 914-855-1139; e-mail: info@presray.com; http://www.presray.com. Presray, Pawling, NY 12564-1193

Switches

28-page catalog contains design and performance details on shockproof, explosion-proof, waterproof air switching systems; pressure, vacuum and differential pressure switches; electric/pneumatic foot switches, electric footswitches; and auxiliary products. 1-800-431-2625 (USA & Canada); 914-698-2026; Fax: 914-698-9456. PRES:AIR:TROL Corp., Mamaroneck, NY

New Dielectric Insulating Tubing Catalog Published

Catalog details over 30 different dielectric materials and insulating tubes. Highlights of the catalog include a list of suggested uses for each major material along with a general description and a list of that materials advantages. Phone: 847-537-4250; Fax: 847-537-5777; Precision Paper Tube Co., Wheeling, IL

Clutches & Brakes

Magnetic particle brakes and clutches are used for tensioning (unwinding and rewinding), load simulation, and torque limiting. Slip torque is controlled by varying input current. Phone: 518-523-2422; http:// www.northnet.org/clutch. Placid Industries, Inc., Lake Placid, NY

Non-Threaded Fasteners

Comprehensive line of stock & specialty Non-Threaded Fasteners. Clevis Pins, Quick Release & Detent Devices, Cotter Pins, Cable Assemblies, Rue Ring™ Cotters, Nylon Lanyards™ and more! Carbon, Alloy & Stainless Steels. Pivot Point, Inc. PO Box 488, Hustisford, WI 53034. Phone: 800-222-2231; Fax: 920-349-3251; http://www.pivotpins.com; e-mail: sales@pivotpins.com

New Spur Gearhead Options

Pittman announced new spur gearhead options for its comprehensive line of DC motor assemblies that are perfect for low torque applications. Designed as an economical alternative to planetary gearheads, spur gearheads deliver up to 3.53 Nm of torque and approach gearhead efficiencies of 95 percent. 877-PITTMAN; Fax: 215-256-1338; e-mail: info@pittmannet.com; Pittman, Harleysville, PA.

MSM

Powerful bipolar driver for two-phase stepping motors. Programmable current from 0.2 to 4.6 Amp to drive wide range of stepping motors. MSM features patented principle that synchronizes the motor rotating field with the current regulation. Phytron, Inc., 1345 Main Street, Waltham, MA 02451; 781-647-3581;Fax: 781-647-3526; email:info@phytron.com; http://www.phytron.com

Technical Reference Guide

Plastic Tubing, Hose & Fittings for design engineers are found in NewAgeŽ Industries' new Technical Reference Guide 9. Technical specifications and data are presented on 29 stock tubing and hose product lines from PVC, TeflonŽ, VitonŽ and polyurethane to platinum-cured silicone. NewAge Industries, Willow Grove, PA. Phone: 215-657-3151; Fax: 215-657-6594; e-mail: psales@newageind.com; http://www.newageind.com

Position Sensing Products

High dynamic performance Closed Loop Proportional Valves and Servo Solenoid Valves provide precision zero overlap at the mid-position area, instant response to rapid changes in signal, excellent resolution, reduced filtration requirements, precise repeatability and improved productivity. Miller Fluid Power/CKD Corp., Bensenville, IL 60106. Phone: 630-766-3400; 800-323-2520; Fax: 630-766-3012

Company Profile

Micro Mo Electronics is an OEM supplier of fractional horsepower DC motors, precision gearheads, tachometers, encoders, brakes and complete servo systems. Gearmotors from 1.9 mm in diameter. Power outputs to 1000 Watts. ISO 9001 Certified. Phone: 800-807-9166. Micro Mo Electronics, Inc. 14881 Evergreen Ave., Clearwater, FL 33762-3008; Fax: 727-573-5918; e-mail: info@micromo.com. http://www.micromo.com.

Gas Springs- FREE Design Service

Free design service takes the guesswork out of using gas springs. Technical catalog covers compression, locking and tension models- forces 2 to 1120 lbs., strokes 1" to 33" & stainless steel. Fast delivery. For catalog and help call toll free 888-427-7744; Fax: 610-325-3582.
Industrial Gas Springs, Inc., Newton Sq., PA

OEM Engineering Guide on Urethane Applications

The brochure describes the many applications for American Urethane Inc.'s custom molded, castable urethane. Illustrations show many molded parts and the engineering booklet provides technical data on the properties of this unique material. American Urethane, Inc., 1905 Betson Court, Odenton, MD 21113; Phone: 1-800-208-0184, Fax: 410-672-2191.

Tubing & Coils

Tubing & Coils in PUR, PE, Nylon, PVC and other compounds. Experienced engineering assistance, extensive inventory, short lead time on customs and free tubing samples. Phone: 888-373-9233; tube@freelin-wade.com. Freelin-Wade Co., McMinnville, OR

New Free Switch Catalog

A new 124-page catalog presents hundreds of quality products for a variety of electronic and industrial applications. Many new products are included among the illuminated pushbutton indicator, keylock, lever and other switching items. EAO Switch Corporation. 198 Pepes Farm Rd., Milford, CT 06460. Phone: 203-877-4577; Fax: 203-877-3694; www.eaoswitch.com; info@eaoswitch.com

Custom Fractional Horsepower DC Motors

Experts in custom design and manufacture of fractional horsepower DC motors. Commercial/industrial, medical & aerospace applications. Brush and brushless designs for high reliability, demanding environments. Phone: 888-868-4367; Fax: 775-883-9228; www.astromec.com;
Astromec, Inc., Carson City, NV

Linear Drive System

Brochure explains Amacoil/Uhing Linear Drive System which converts constant, rotary motion into reciprocating linear movement. Using a plain, round, unthreaded shaft, the system is designed for motion control applications such as conveying, spooling, cutting, etc. Phone: 1-800-252-2645; Fax: 610-485-2357; e-mail: amacoil@aol.com; www.amacoil. com;
Amacoil, Inc., Aston, PA

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