Zero-Max, Inc.
Plymouth, MN 55441
Variable Ratio Transmissions dispense seed and fertilizer.
With all internal parts machined to strict and consistent tolerances, VRT Infinitely Variable Ratio Transmissions provide operating link between advanced control systems such as GPS and mechanical dispensing mechanisms used in precision seeding machinery. Seed placement accuracy is maintained even when equipment ground speed varies. Designed to operate in harsh environments, maintenance-free VRTs...
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Composite Disc Couplings arrest electrical current.
Designed with composite flex elements that are non-conductive, Zero-Max CD-® Couplings provide electrical insulation while protecting mechanical components from system overloads. Composite discs withstand all types of environmental elements, including temperature extremes from -40 to +70-
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Servo Class Couplings offer hub taper adapter option.
Available in 12 sizes- in- both single and double disc models, ServoClass-® Couplings handle torque ratings from 0.5–250 Nm. Precision-machined hub taper adapters fit in coupling's clamp style hubs, providing balanced and tight shaft engagement for servomotor applications at speeds up to 10,000 rpm. Adapters are machined of S45C material with black oxide finish. To ensure precise alignment...
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Zero Backlash Couplings offer optimized misalignment capacity.
With shaft spacing and clamping system able to accommodate demands of servo motor and motion control applications, Double Flex CD-® A1C provides precise positioning under high-speed reversing loads without fatigue for 24/7 operation. Design exhibits torsional stiffness, allows for misalignment in high-stress applications, and provides smooth operation at high speeds. Depending on model, peak...
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Linear Actuators convert rotary motion into linear travel.
Consisting of 3 stainless steel ball bearings at each end of 2-piece stainless steel housing, Roh’lix-® Linear Actuators carry loads at speed up to 70 ips, depending on size. Overload feature allows for thrust capacity adjustment so that linear travel will halt if preset thrust is exceeded. With minimum of 90% efficiency, typical applications provide up to 100 million inches of linear travel....
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Shaft Locking Bushing ensures roll forming wheels stay aligned.
By centering, synchronizing,- and locking roll forming wheels- into position, ETP Hyloc™ ensures smooth, consistent barstock. Adjustable unit can be repositioned on shaft or removed for changing to another roll forming wheel size. Available for 50–220 mm shaft diameters, bushing- has internal double-walled steel sleeve that encloses conical-shaped, moveable piston. When pressurized using...
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Shaft Locking Bushings mount large components in tight spaces.
Capable of handling torque from 21,000–200,000 lb-ft, ETP Hydropress Bushings utilize hydraulic pressure contained in double-walled sleeve to provide precise fastening of components on shafts from 80–200 mm diameter.- Both radial and axial connection to shaft is made using grease pump for mounting. Once mounted and pressurized, conical angle of outer sleeve locks device into position,...
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Offset Couplings incorporate maintenance-free bearings.
Featuring needle bearings with internal micro-poly lubrication, Schmidt Offset Couplings provide maintenance-free precision on parallel offset shafts. Couplings transmit constant angular velocity and torque in range of parallel shaft misalignments, and design keeps out contaminants and foreign matter. Handling parallel offset up to 17 in. and available with torque capacities up to 459,000 lb-in.,...
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Custom Variable Speed Drives dispense seed and fertilizer.
Designed for precision farming equipment and guided by global positioning systems, Custom Variable Speed Drives meter and dispense seed and fertilizer. Designed to provide accurate and repeatable speed settings, drives are used as prime mover connected to motor, or as secondary drive connected to shaft in machine's driveline. When used as prime mover, drives act as variable speed devices, and...
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Clamp Style Hub Couplings handle large shafts, high torque.
Featuring clamp style hubs- designed for- optimal shaft engagement, ServoClass-® couplings are designed for high-speed reversing loads and precise positioning requirements in servomotor applications at speeds up to 10,000 rpm. Clamping strength eliminates need for keyways while providing clean, balanced design. Available in 12 sizes in single- and double-disc models, couplings handle torque...
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