PBC Linear
Roscoe, IL 61073
Feb 11, 2009 Weighing 0.15 kg/100 mm and offered in varying lengths, MLA mini-actuator is built for industrial and lab applications. It has integrated screw nut composed of PTFE impregnated polymer and six bearing plane surfaces per side, and carriage with dovetail shaped mount that aids in alignment and accuracy of part positioning during assembly. Available with wide range of customizable options, unit can be tailored to meet any compact linear motion application.

Festo Corp.
Hauppauge, NY 11788
Feb 02, 2009 Built for high dynamic speeds and high rigidity, Electric Actuator EGC can be used as individual component adapted to 3rd-party motors or supplied as complete system. Actuators are offered in toothed belt or ball screw variants with variety of screw pitches. Toothed belt models are available in 50, 70, 80, 120, and 185 sizes and ball screw models come in sizes 70, 80, 120, and 185.

Physik Instrumente (PI)
Auburn, MA 01501
Jan 23, 2009 Based on Piezo Walk principle, N-380/N-381 NEXACT® ceramic linear motor actuators provide piezo-class resolution below 1 nm and millisecond responsiveness. Piezo Walk drive effects linear motion directly, eliminating backlash and wear. Self-locking when powered down, actuators accommodate virtually unlimited travel ranges due to stepping technology while retaining stiffness. Characteristics include 1 kg push/pull force, 30 mm travel, and 10 mm/sec speed.

Ultra Motion
Cutchogue, NY 11935
Jan 21, 2009 Used in a wide range of applications including robotics, aerospace, and factory automation, Digit stepper motor actuator includes motor shaft that is coupled directly to lead screw, maximizing accuracy and lifespan. It provides repeatability to ±.00004 in./step, thrusts to 400 lb, and speed up to 15 ips. Stepper motor is available in high-torque NEMA 17 or NEMA 23 sizes.

Norgren
Littleton, CO 80120
Dec 15, 2008 RT Thruster is offered in 7 bore sizes ranging from 9/16-3 in. and features both composite bearings and precision recirculating ball bearings. It incorporates Roundline Plus cylinder and robust aluminum slide body for defined load guiding and maximum torque resistance. Array of options, including external shock absorbers, stroke adjust collars, and bumpers, are offered, along with Ecology seals that provide reduced noise and vibration in high-speed applications.

Paco Spiralift
St. Hubert, QC J3Y8Y6
Nov 28, 2008 Measuring 100 x 150 x 150 mm, I-Lock Spiralift offers travel of 600 mm and load capacity of 225 kg and can be integrated into compact designs to ensure precise lifting as well as reliable and smooth operation. Principle of operation involves 2 stainless steel bands that engage as they rotate to form lift column, resulting in rigid structure. Self-contained electric motor provides pushing or pulling action with infinite adjustability.

BEI Kimco Magnetics Div.
Vista, CA 92081
Nov 25, 2008 Linear Voice Coil Actuators incorporate 2 spring designs, based on magnetic technology, that ensure constant and precise valve position in either open or closed setting when electrical power is off. Each actuator incorporates magnetic extension or magnetic compression spring inside coil assembly. Both designs also include stops, which limit position of moving coil when it is not energized. When coil is de-energized, it remains in set, fixed position.

Magnet-Schultz of America
Westmont, IL 60559 1233
Nov 11, 2008 Featuring modular design, Type 60/61 Electric Shotbolt has 15 mm SS bolt that provides 15 mm stroke and is available as spring- or energize-to-lock. Unit is offered with bolt monitoring and door proving Switch options, and has both Bowden cable over-ride and manual over-ride with Euro Key. Available in ac or dc voltages up to 240 ac and in waterproof versions, actuator is suited for security locks, vehicle security, platform/wheelchair lifts, and goods hoists.

SMAC Inc.
Carlsbad, CA 92008
Oct 03, 2008 Featuring stroke length of 10 mm, CAL12 series electric actuators deliver precise, repeatable force control and positioning. Cylinder acceleration up to 10 G can be achieved, and life expectancy is rate at over 100-million cycles min. Manufactured from stainless steel with minimum wall thickness of 1.5 mm, actuators are based on SMAC moving coil actuator technology and offered with force ranges from 0.2-2 N. Encoder resolutions range from 5 microns down to 100 nm.

BEI Kimco Magnetics Div.
Vista, CA 92081
Oct 03, 2008 Suited for valve control and beam steering applications, cylindrical voice coil actuator provides accelerated control of valve opening/closing. It is available in sizes from 1-1½ in. OD and offers stroke lengths from 0-1.27 mm, continuous force of 1-5 N, as well as cog and hysteresis-free operation. When used in conjunction with motion controller or other device, it can provide precise positioning, velocity, and acceleration in applications where exacting precision is critical.

Festo Corp.
Hauppauge, NY 11788
Sep 10, 2008 Available in 8 cylinder sizes from 8-63 mm, DGC Series offers velocities up to 3 m/s and forces as high as 1,870 N. Angled sealing mechanism between carriage drive and actuator body ensures virtually zero air leakage. Various carriage guides are available to suit application and load. Basic guide features plain polymer bearings suitable for light loads, while high-performance guide, with zero backlash, uses stainless steel caged and sealed recirculating ball bearings.

Hayward Industrial Products Inc., Hayward Flow Control Systems
Clemmons, NC 27012
Aug 13, 2008 Electric actuators come in ¼ turn and unidirectional ¼ turn models as well as one ¼ turn unidirectional model with True Union plastic ball valve. All models withstand long-term service in corrosive process applications. Several ¼ turn models are designed for use with True Union and 3-way ball valves from ½-2 in. and 3-way ball valves and butterfly valves up to 4 in. Other models are suitable for use with all 3-way ball and butterfly valves up to 24 in. Several options are available.

Nook Industries, Inc.
Cleveland, OH 44125
Aug 01, 2008 Driven by belt, ball screw, acme screw, or linear motor, fully assembled and configurable Modular Linear Actuators come in mechanical and electro-mechanical versions that deliver framework for single axis, XY, and XYZ gantry solutions. Self-supporting and wear-resistant aluminum profiles feature single, double, or wraparound carriages guided by roller bearing, profile rail, or V-groove guides. Products offer max travel speeds to 10 m/sec.

Hayward Industrial Products Inc., Hayward Flow Control Systems
Clemmons, NC 27012
Jul 28, 2008 Corrosion resistant Hayward pneumatic actuators come in various air-to-air (double acting) and air-to-spring (fail-safe) ¼ turn spring return models with 2 and 4 piston rack and piston or vane designs, depending upon model. They incorporate manual override, position indicator, and permanent lubrication. Options such as solenoid valves with different voltages, limit switches, cycle speed controls, position transmitter, and positioners are also available.

Omega Engineering, Inc.
Stamford, CT 06907
Jul 02, 2008 Including DRF-075M, DRF-094M, DRF-106M, DRF-131M, flange mountable DRF DIRECTCONNECT(TM) Series has one piece lightweight aircraft quality aluminum body; body and end plates are black anodized while steel parts are black oxide. Piston consists of Delrin® lightweight, low-friction, and wear-resistant thermoplastic and is supported with upper and lower sealed ball bearings rated at 5 million cycles. Actuators are suited for packaging, electrical assembly, and automotive industries.

Airpot Corp.
Norwalk, CT 06851
Jun 09, 2008 Available in strokes up to 1 m, Airpel Anti-Stiction actuator is customized for counterbalancing and counterforce applications. It is built using pneumatic, graphite piston/borosilicate glass cylinders that respond to pressures less than 0.2 psi, feature almost identical starting and running friction, and are resistant to extreme temperature variations. Enabling precise positioning of z-axis measuring arm, device can also prevent crash in power off situations.

Bosch Rexroth Corp., Linear Motion & Assembly Technologies Div.
Charlotte, NC 28273
May 28, 2008 Offered as environmentally friendly alternative in applications that traditionally use hydraulic or pneumatic cylinders, variety of Electromechanical (EMC) Cylinders gives users custom control over required positioning accuracy, axial thrust power, torque, and speed. Products, rated to IP65, offer corrosion-resistant construction and incorporate precision-rolled ball screw actuator. Offered in 6 sizes, cylinders offer stroke lengths to 2,000 mm and speeds to 1.6 m/sec.

Exlar Corp.
Chanhassen, MN 55317
Apr 28, 2008 Employing planetary roller screw technology, GSX and I Series electro-mechanical actuators feature embedded load cell, offering direct method for obtaining electronic data relating to force being applied by actuator. Load cell is strain gauge type, providing ±1% linearity and ±0.5% repeatability and hysteresis. Separate connector is supplied for interfacing load sensor to external strain gauge conditioner/amplifier, which is required to excite strain gauge sensor.

Airpot Corp.
Norwalk, CT 06851
Apr 09, 2008 Combining air cylinder like linear actuation with zero friction air bearing technology, Airpel-AB provides force without friction, which is made possible by stainless steel piston that is precisely fitted to borosilicate glass cylinder. With as little as 5 psi of air applied to cylinder, same air that drives piston also produces stiff cushion of air to support piston. Operating from -20 to +90°C, actuators come in metric models with 4 bore diameters and 10 standard strokes.

Schunk
Morrisville, NC 27560
Apr 03, 2008 Offered in sizes 8-14, pneumatic SRU rotary actuators are equipped with pneumatic drive based on rack/pinion principle and with double compressed air actuation. Depending on size, they supply torque from 0.103-0.848 lbf-ft. Basic module includes 45° end position adjustability feature and for deceleration, elastomer dampers or hydraulic shock absorbers may be used. Available options are 2x/4x media feed-through and center position.