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Description: Industrial fasteners are hardware devices that join two or more items together, creating a semi-permanent or permanent connection. The fasteners most frequently used by machinery designers are screws, nuts, retaining rings, and various types of pins because of the basic role that they play in the
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Description: Industrial fasteners are hardware devices that join two or more items together, creating a semi-permanent or permanent connection. The fasteners most frequently used by machinery designers are screws, nuts, retaining rings, and various types of pins because of the basic role that they play in the
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Description: Industrial fasteners are hardware devices that join two or more items together, creating a semi-permanent or permanent connection. The fasteners most frequently used by machinery designers are screws, nuts, retaining rings, and various types of pins because of the basic role that they play in the
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Description: Industrial fasteners are hardware devices that join two or more items together, creating a semi-permanent or permanent connection. The fasteners most frequently used by machinery designers are screws, nuts, retaining rings, and various types of pins because of the basic role that they play in the
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Supplier: OMEGA Engineering, Inc.
Description: reduce the wear on mechanical components. Torque Ripple Smoothing: All step motors have an inherent low speed torque ripple that can affect the motion of the motor. By analyzing this torque ripple the system can apply a negative harmonic to negate this effect, giving the motor
- Maximum Output Voltage: 24 volts
- Rated Power: 50 watts
- Continuous Output Current: 0.5 to 10 amps
- Supply Voltage (DC): 24 to 80 volts
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Supplier: OMEGA Engineering, Inc.
Description: motion of the motor less jerky. An added advantage is that it can reduce the wear on mechanical components. Torque Ripple Smoothing: All step motors have an inherent low speed torque ripple that can affect the motion of the motor. By analyzing this torque ripple the system can
- Maximum Output Voltage: 5 to 30 volts
- Continuous Output Current: 0.5 to 6 amps
- Supply Voltage (AC): 120 volts
- Operating Temperature: 0 to 55 C
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Supplier: Nabtesco Motion Control, Inc.
Description: The GH is a very compact, highly rigid reducer with low backlash (6 arc-min max.) and high output speed capabilities (250 rpm max.). The GH utilizes internal angular support bearings that provide large moment capacities and negate the need for external support devices. The reducer is available in
- Gear Ratio: 21 (X : 1)
- Output Torque: 8,679 In-lbs
- Backlash: 10.00000000000002 arcmin
- Reducer Output: Coupling or Bushing, Solid Shaft
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Supplier: Nabtesco Motion Control, Inc.
Description: The RD-E combines the high performance and extreme precision of the component type RV-E in a complete, easy to use package. By utilizing the patented 2-stage cycloidal technology the RD-E can supply large torque, high-ratio and significant shock-load capabilities with extreme precision and
- Gear Ratio: 101 (X : 1)
- Output Torque: 6,938.05309734513 In-lbs
- Backlash: 1.000000000000002 arcmin
- Reducer Output: Coupling or Bushing, Solid Shaft
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Supplier: Nabtesco Motion Control, Inc.
Description: The RD-E combines the high performance and extreme precision of the component type RV-E in a complete, easy to use package. By utilizing the patented 2-stage cycloidal technology the RD-E can supply large torque, high-ratio and significant shock-load capabilities with extreme precision and
- Gear Ratio: 101 (X : 1)
- Output Torque: 13,876.1061946903 In-lbs
- Backlash: 1.000000000000002 arcmin
- Reducer Output: Coupling or Bushing, Solid Shaft
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Supplier: Nabtesco Motion Control, Inc.
Description: The RD-E combines the high performance and extreme precision of the component type RV-E in a complete, easy to use package. By utilizing the patented 2-stage cycloidal technology the RD-E can supply large torque, high-ratio and significant shock-load capabilities with extreme precision and
- Gear Ratio: 253 (X : 1)
- Output Torque: 27,775 In-lbs
- Backlash: 1.000000000000002 arcmin
- Reducer Output: Coupling or Bushing, Hollow Shaft
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Supplier: Finder S.p.A. con unico socio
Description: adjacent module is easily and quickly “commoned” using Bus-Bar jumper link(s). The module is ideal for interface applications between the PLC’s or Controllers and output devices such as electomagnetic valves or motor contactors etc.. Features include: Sensitive DC, AC or AC/DC input voltage
- Normally Open (NO): 1
- Maximum AC Switching Voltage: 138 volts
- Maximum DC Switching Voltage: 138 volts
- Maximum AC Switching Power: 0.7 VA
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Supplier: Finder S.p.A. con unico socio
Description: terminal of each adjacent module is easily and quickly “commoned” using Bus-Bar jumper link(s). The module is ideal for interface applications between the PLC’s or Controllers and output devices such as electomagnetic valves or motor contactors etc.. Features include: Sensitive AC or AC/DC
- Normally Open (NO): 1
- Maximum AC Switching Voltage: 13.2 volts
- Maximum DC Switching Voltage: 13.2 volts
- Maximum AC Switching Power: 0.2 VA
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Supplier: Specialty Product Technologies
Description: reliable. In accordance with their NEMA compliance, these AC contactor products have exceptional long life. Furthermore, Joslyn Clark AC contactor products are exceptionally user-friendly. A Joslyn Clark electric motor starter fitted with an AC contactor may be quickly and efficiently field
- Number of Poles: 1 to 4
- Type: Electrical Contactor
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Supplier: DynaQuip Controls
Description: paint Two (2) 1/2" NPT conduit entries Self-locking, high allow steel gear train Reversing Motors, Thermal Overload Protection, 30% Duty rated long life Four (4) Limit switches for Motor Control and Remote Indication of End of Travel Adjustable mechanical travel stops and Local visual
- Valve Size: 2 to 30 inch
- Pressure Rating: 200 psi
- Media Temperature: -40 to 350 F
- Number of Ports/Ways: 2
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Supplier: DynaQuip Controls
Description: NEMA 4 Housing with Manual Override and Handle-Wheel Self-locking gear train and reversing motor Multiple Voltages Available Support Shaft Seal: A bonding of elastomer to phenolic backing ring protects against distortion, a common cause of shaft leakage Wide flange-face sealing area provides
- Valve Size: 2 to 12 inch
- Pressure Rating: 200 psi
- Media Temperature: -40 to 350 F
- Number of Ports/Ways: 2
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polyurethane paint Two (2) 1/2" NPT conduit entries Self-locking, high allow steel gear train Reversing Motors, Thermal Overload Protection, 30% Duty rated long life Four (4) Limit switches for Motor Control and Remote Indication of End of Travel Adjustable (read more)
Browse Butterfly Valves Datasheets for DynaQuip Controls
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ISA IND PRESS LVL DENS MEASRMNT - Industrial Pressure, Level, and Density Measurement
The negator motor has a pullback of 35.20 oz, or 2.2 lb.
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Electric Propulsion and Its Applications to Space Missions > Solar Array Technology Development and Designs for Electric Propulsion Application
The negator motor provides a near constant torque to the wire spool as the wire is fed out during array deployment.
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Remote Operation of Offshore Gas-Condensate Production
This operator is fail safe in that loss of electrical power permits the negator motor to close the valve.
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Communications Satellite Technology > Results from Tests of a Large Lightweight Solar Array Unit
Each drum has a bearing system, a slip ring assembly for the transfer of power and signals, and a Negator spring motor that provides a constant tension in the solar array blanket.
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Journal of Spacecraft and Rockets > Simulation of manned lunar surface operations.
A lunar gravity simulator (LUNARG) consists of nine negator spring motors attached to a cable reeling system; each motor applies approximately 30 Ib of tension to the cable supporting the man.
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http://dspace.mit.edu/bitstream/handle/1721.1/32892/62617277-MIT.pdf?sequence=2
If these springs can be manufactured as STEMs, a path is opened for variations on the present actuator that require much smaller motors or negator springs.
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Precise automatic long length determination
TO rewind the wire and maintain a constant tension over the 50ft of extension possible, a constant torque negator type ‘B’ spring motor , designed after Votta (1 952), is used.
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Journal of Spacecraft and Rockets > Scalable Solar-Sail Subsystem Design Concept
[The rotationof the motor neededfor atti- tude control(C180 deg) is a small fraction of total negator motion.] .
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NiTi Alloy Negator Springs for Long-Stroke Constant-Force Shape Memory Actuators: Modeling, Simulation and Testing
Moreover, the Negator springs may be combined in order to form a rotary actuator as well, called motor configurations.
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COMPUTER-CONTROLLED, 3-D MAGNETIC FIELD MAPPING SYSTEM.
The cable take-up reel illustrated in the photograph, Fig. 7, is equipped with a " negator " spring to maintain constant tension or. the cable and a safety switch that in.er- rupts t;>- Y- motor operation if the cr jle …
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