Groschopp    Sioux Center, IA 51250-2115
May 16, 2013 Offered in 3 sizes and multiple gear ratios, i-series is suited for applications that have stringent space limitations yet require high yield torque. Tight tolerances and long-life lubrication enable quiet operation, while low backlash minimizes friction and wear. Available with AC, PMDC, and brushless motors, units are pre-engineered with custom interface to mate with Groschopp motors. Applications include medical instruments, power tools, conveyors, door systems, and floor care equipment.

Electromate    Woodbridge, ON L4L4C2  Canada
May 02, 2013 Comprised of axially compact gear units constructed with lightweight materials, SHD-2UH-LW Lightweight Series has hollow input shaft and robust cross roller bearing that enable loads to be mounted directly to unit without additional support bearings. Gearhead incorporates flanged output and Harmonic Drive™ gear component into aluminum housing, and hollow shaft allows cables, shafts, or pipes to pass directly through axis of rotation. Applications include industrial and mobile robots.

Maxon Precision Motors, Inc.    Fall River, MA 02720
Apr 04, 2013 Available in short version with 0.5 W nominal power or long version with 1.0 W nominal power, EC4 Brushless DC Motor and Gearhead features speed/torque gradient of 50,000 rpm mNm-1 with continuous torque of 0.4 mNm. Unit offers options on windings and encoders as well as different reduction ratios. Applications include miniature pumps, surgical robots, diagnostic devices, endoscopes, and anywhere miniaturization is critical.

Nexen Group    Vadnais Heights, MN 55127
Sep 20, 2012 Utilizing harmonic strain wave gearing technology, Harmonic Gearhead features true zero backlash and precise positional accuracy. Gearing-forward design overlaps components and allows gearing to be integrated into same plane as bearing, resulting in short and rigid gearhead. Narrow, rigid design is combined with large, crossed-roller output bearing, designed to handle all combinations of radial, axial, and overturning moment loads in single, compact envelope.

Thomson Industries, Inc., Linear Bearings Div.    Port Washington, NY 11050
Mar 24, 2011 Featuring 100% stainless steel design for corrosion resistance, Micron® AquaTRUE Planetary® Gearheads satisfy requirements of food, beverage, and pharmaceutical handling, packaging, and dispensing applications. Self-lubricating units are available in 60, 80, 120, and 160 mm frame sizes with ratios from 3:1 to 10:1, torque capacity up to 876 Nm, and precision to 13 arc-min. With IP67 protection, gearheads withstand caustic cleaning chemicals and high-pressure washdown.

SDP/SI (Stock Drive Products/Sterling Inst)    New Hyde Park, NY 11042 5416
Dec 03, 2010 Comprising 36 gearheads, S9160AMRTX... and S9190AMRTX...Series are both offered in standard NEMA sizes 60 and 90 and feature single, double, and triple gear stage configurations with respective minimum efficiencies of 95%, 90%, and 85%. Each size is offered in gear ratios from 4:1 to 700:1 and has max input speed of 6,500 rpm. Regarding construction materials, housings are of stainless steel, output shafts are of stainless steel, and gears are of alloy and stainless steel.

Cone Drive Operations, Inc.    Traverse City, MI 49685
Sep 24, 2010 Series W offers option to direct mount to end of output shaft with qualified mounting surfaces and tapped holes. In addition to improving performance with backlash-free connections, direct mount facilitates attaching various components to reducer output. Available center distances include 38, 51, 64, 76, and 89 mm, and other features include double sealing on input and output shafts, output torque ratings to 8,540 lb in., and gear ratios from 5:1 to 60:1.

Bodine Electric Company    Northfield, IL 60093
Sep 14, 2010 WX high-torque gearhead is available with two 33 A permanent magnet DC (PMDC) motors with 12/24 or 90/130 Vdc winding. Both totally enclosed, non-ventilated motors feature permanently lubricated ball bearing construction, steel housing, and copper graphite brushes. All-steel gear trains, designed to AGMA 9 standards, and synthetic lubricants lend to torque production capability. There are 48 stock models, which cover 12 gear ratios from 4:1 to 312:1 and output speeds from 658-2.9 rpm.

Gam Gear    Mount Prospect, IL 60056
Jul 08, 2010 As bolt-on motor mounting kit and planetary gear head, LSK and EPL-H address challenges end-users experience developing and assembling brackets that connect motors and gearboxes to Festo® actuators. LSK customized mounting solution, offered in multiple sizes, is designed to connect any motor to linear actuator and includes coupling as well as mounting hardware. Offered in 3 frame sizes, EPL-H hollow output planetary gearbox mounts directly to actuator and motor.

Bodine Electric Company    Northfield, IL 60093
May 17, 2010 Electronically commutated type 34B, TENV, 1/5 hp (149 W) brushless DC motors with WX gear head series consists of 48 models with 12 available gear ratios ranging from 4:1 to 312:1, and rated output speeds from 8-658 rpm. WX gearheads feature AGMA 9 standard all-steel helical gear trains and synthetic lubricants. Series is offered with 130 and 24 Vdc windings and comes with or without accessory shafts for external encoder or brake installation.

SDP/SI (Stock Drive Products/Sterling Inst)    New Hyde Park, NY 11042 5416
Sep 02, 2009 Offered in NEMA 17/23/34/42 sizes, each with 13 gear ratios from 3:1 to 100:1, S91xxSREGxx Series features planetary system and case-hardened spiral bevel gears. Products are sealed to extend service life and offer single and double stage designs with respective minimum efficiencies of 85% and 80%. Operating from -40 to +225°F, series has precision balanced clamp-on pinion, max input speed is 5,000 rpm, and radial and axial shaft loading rating is 400 lb.

Danaher Motion/Portescap    Radford, VA 24141
Aug 07, 2009 Able to deliver 0.05 Nm continuous torque within overall envelope of 8 mm, R08 gearhead can be coupled with brush dc, brushless, and stepper motors. Standard gearbox is available from 4-256 ratios, which can be further extended to 4,096, and metallic tube minimizes noise while increasing robustness and torque output. Featuring monobloc shaft, gearhead delivers up to 10 N radial load carrying capacity and can be customized to meet application requirements.

Parker Hannifin Corp    Greenfield, TN 38230
Jun 08, 2009 Using precision taper roller bearings, PV115 gearhead's design achieves high radial loads. Gearhead supports larger belt actuators, including HPLA120 and HLE150 and offers efficiency up to 97%. Applications include belt and pulley, conveyor and production machinery, automotive production and inspection equipment, as well as medical and life sciences.

Danaher Motion    Wood Dale, IL 60191
May 05, 2009 Available in 40, 60, 80, 120, and 160 mm frame sizes, XTRUE(TM) True Planetary Gearheads deliver precise 13 arc-min operation, with torque capacity up to 876 Nm and ratio availability of 3:1 through 100:1. They feature tapped face output that enables drop-in replacement for similarly configured European gearheads. Micron flexible RediMount(TM) mounting system enables gearheads to be mounted to any motor, and all components are RoHS-compliant (EU Directive 2002/95/EC).

Maxon Precision Motors    Fall River, MA 02720
Mar 13, 2009 Featuring OD of 32 mm, Koaxdrive KD 32 combines worm and planetary gearing, with worm-formed motor pinion driving 3 offset planetary wheels interlocking with internal gear. Plastic planetary wheels allow for minimized noise and coupling element is assembled on motor side so shaft is not subjected to axial load. Many reduction ratios are available in 11:1 to 1091:1 range and gearhead provides torque of 6.5 Nm as well as input speed of 8,000 rpm.

Parker Hannifin Corp, Electromechanical Automation Div.    Port Washington, NY 11050
Aug 26, 2008 Stealth Gen II Helical Planetary Gearheads are equipped with bearing support such as dual angular contact bearings to support output carrier, full complement needle bearings to support planet gears, and optimized gearing geometries. Internal design allows for one fill level for any orientation, which facilitates part number designation and order placement. Units are available with universal mounting kits.

Maxon Precision Motors    Fall River, MA 02720
Jul 01, 2008 Custom-made precision gearhead are designed for motors powerful enough for motion but offering too much speed and too little torque. Planetary and spur gearheads, available in 600+ variations with diameters from 6-81 mm, include planetary gearhead with 2 speeds on output side. Motor shaft goes through gearhead, resulting in 2 speeds with mechanically fixed reduction ratio. Worm gearheads and spindle drives are also available.

Cone Drive Operations, Inc.    Traverse City, MI 49685
Feb 07, 2008 Ranging in size from 1.500-3.500 in. centers, Model RG and Series W have double enveloping worm gearing with backlash as low as true zero. Series W offers Direct Mount, which consists of tapped holes on end of hollow shaft. Direct Mount enables mounting of components directly to hollow output without concern for keyed connection. To facilitate shaft mounting, Model RG is available with base mount output flange.

Wittenstein, Inc. (formerly Alpha Gear Drives, Inc.)    Bartlett, IL 60103
May 01, 2007 Suited as component of servo and stepper motor applications, alphira® low-backlash planetary gearhead is offered in 4 sizes and 5 reduction ratios. Maintenance-free product is housed in unvarnished aluminum case and exhibits greater than 95% efficiency. Designed for cyclic and continuous operation, gearhead has 20,000 hr service life and is built with lifelong lubrication and sealing.

SDP/SI (Stock Drive Products/Sterling Inst)    New Hyde Park, NY 11042 5416
Oct 18, 2006 Designed to align and fit Bu-Ord size 11 devices, models S9111A-T640 (SB), T641 (AB), and T642 (ZB Series) gearheads are available in 3 degrees of anti-backlash precision with 16 different gear ratios ranging from 2:1-36:1. Input shaft is located at front of gearhead, and geartrain design utilizes passivated SS 416 gears and shafts conforming to ASTM 582 and QQ-P-35 standards. Gearheads have black anodized housing measuring 1.250 in. long with 1.062 in. dia.